Publications
 

 

Patents Granted in the USPTO:

  1. N. Ullah, Benzo[d]imidazole derivatives of piperidines and piperazine, Patent # US 8901304, Granted in December 2014.

  2. N. Ullah, Dihydroquinone Derivatives of piperidines and piperazine, Patent # US 8916704, Granted in December 2014. 

  3. N. Ullah, Dihydroquinone Derivatives of piperidines and piperazine, Patent # US 9073900, Granted in July 2015.

  4. N. Ullah, 6-Piperazinyl-3,4-dihydroquinazoline-2(1H)-ones, Patent # US 9145388, Granted in September 2015.

  5. N. Ullah, 6-Piperazinyl-3,4-dihydroquinazoline-2(1H)-ones, Patent # US 9199969, Granted in December 2015.

  6. N. Ullah, 6-Piperazinyl-3,4-dihydroquinazoline-2(1H)-ones, Patent # US 9205087, Granted in December 2015.

  7. M. Mansha, Y. Abbas, N. Ullah, Synthesis of (S)-2-acetamido-3-(4-hydroxy-3-(3-methylbut-2-enyl) phenyl) propanoic acid derivatives, Patent # US 9688611, Granted in June 2017.

  8. M. Mansha, Y. Abbas, N. Ullah, Uncatalyzed sigmatropic rearrangement of tyrosine-based compounds, Patent # US 10023527, Granted in July 2018.

  9. M. Mansha, Y. Abbas, N. Ullah, Method for making a prenyl group-substituted tyrosine compound, Patent # US 10329245, Granted in June 2019.

  10. N. Ullah, M. Mansha, M. Sohail, Copolymers for iodide detection and methods thereof, Patent # US 10533079, Granted in January 2020.

  11. N. Ullah, M. Mansha, I. Khan, A. Qurashi, Copolymer, a method of synthesizing thereof, and a method for producing hydrogen gas, Patent # US 10844165, Granted in Nov. 2020.

  12. N. Ullah, M. Mansha, I. Khan, M. Sohail, A. Qurashi, Copolymer for photoelectrochemical water splitting, Patent # US 10882948, Granted in January 2021.

  13. R. A. Kalgaonkar, K. Alnoaimi, N. Baqader, N. Ullah, M. Mansha, Methods and compositions of using viscoelastic surfactants as diversion agents,  Patent # US 11203712, Granted in Dec. 2021.

  14.  R. A. Kalgaonkar, K. Alnoaimi, N. Baqader, N. Ullah, M. Mansha, Methods and compositions using a combination of zwitterionic surfactants and gemini surfactants as diversion agents,  Patent # US 11236264, Granted in Feb. 2022.

  15. N. Ullah, A. Waheed, M. Mansha, I.W. Kazi, Crosslinked resin, synthesis thereof, and use for removing organic dyes, Patent # US 11351520, Granted in June 2022

  16. N. Ullah, A. Waheed, M. Mansha, I.W. Kazi, Method for removing a pollutant from aqueous solution with a crosslinked polymer. Patent # US 11618006, Granted in April 2023.

  17. R. A. Kalgaonkar, M. A. Bataweel, E. Alali, N. Ullah, M. Mansha, Methods and compositions mof using viscoelastic surfactants as diversion agents. Patent # US 11643590, Granted in May 2023

  18. R. A. Kalgaonkar, E. Alali, M. A. Bataweel, N. Ullah, M. Mansha, Treatment of subterranean formations. Patent # US 11685855, Granted in June 2023

  19. M. Ashraf, M. N. Tahir, N. Ullah, S. S. Shah, I. Khan, Nanocomposite supercapacitors and method of preparation thereof. Patent # US 11688564, Granted in June 2023

  20. R. A. Kalgaonkar, E. Alali, M. A. Bataweel, N. Ullah, M. Mansha, Piperazine-based viscoelastic surfactants for hydraulic fracturing applications. Patent # US 11713412, Granted in Aug. 2023

  21. R. A. Kalgaonkar, M. A. Bataweel, E. Alali, N. Ullah, M. Mansha, Methods and compositions of piperazine-based viscoelastic surfactants as diversion agents. Patent # US 11739255, Granted in Aug. 2023

  22. R. A. Kalgaonkar, E. Alali, M. A. Bataweel, N. Ullah, M. Mansha, Fracturing fluids based on viscoelastic surfactants. Patent # US 11746279, Granted in Sep. 2023.

  23. M. Ashraf, M. N. Tahir, N. Ullah, S. S. Shah, I. Khan, Energy storage device and supercapacitor. Patent # US 11887782, Granted in Jan 2024.

  24. R. A. Kalgaonkar, M. A. Bataweel, N. O. Baqader, N. Ullah, M. Mansha, Methods and materials for wellbore fluid diversion using viscoelastic surfactants. Patent # US 11959017, Granted in April 2024.

  25. R. A. Kalgaonkar, M. A. Bataweel, N. O. Baqader, N. Ullah, M. Mansha, Viscoelastic surfactants for acid diversion in downhole operations. Patent # US 12071838, Granted in August 2024.

 

Book Chapter

  1.  A. Waheed, M.A. Jafar Mazumder, A, Al-Ahmed, P. Roy, N. Ullah. Cell Encapsulation. In: Jafar Mazumder M., Sheardown H., Al-Ahmed A. (eds) Functional Biopolymers. Polymers and Polymeric Composites: A Reference Series. Springer, Cham. 2018.


Comments, Critiques in the Newspapers
   1. N. Ullah, The future of higher education in Pakistan, The Nation, June 14, 2019,       
        https://nation.com.pk/14-Jun-2019/the-future-of- higher-education-in-pakistan

Publications in peer-reviewed Journals:

 

  1. M. L. Firmansyah, N Ullah. Ionic liquid-containing polymer including membrane for the removal of cobalt: Synthesis, adsorption, transport, and modeling studies. Sep. Purif. Technol., 353(Part A), 128332, 2025 (IF: 8.6)

  2. M. L. Firmansyah, S. Abdel-Azeim, N. Ullah*. Efficient adsorption of methyl red, methyl orange and bromothymol blue by polyamine resin: Role of linearity and size of carboxylate in enhanced encapsulation and molecular matching. J. Mol. Liq., 411, 125792, 2024 (IF: 6.0)

  3. M. Ilyas, N. Ullah, M. Mansha Mazen K. Nazal. Melamine-based hyper-cross-linked resin for efficient removal of total petroleum hydrocarbons (C10-C32) from aqueous solutions. Environ. Monit. Assess., 196, 605, 2024 (IF: 3.0)

  4. M. L. Firmansyah, I. N. Rizki, I. Amalina, A. A. Jalil, N Ullah, Recovery of precious metals from mobile phone waste: Studies on leaching and adsorption by functionalized activated carbon. Results Eng., 22, 102011, 2024 (IF: 5.0)

  5. T Ahmad, M. S. Manzar, S. Khan, M. A. Al-Sharafi, J. Georgin, D. S. P. Franco, N. Ullah*. Enhanced adsorption of bisphenol-A from water through the application of isocyanurate based hyper crosslinked resin. J. Mol. Liq., 395, 123861, 2024 (IF: 6.0)

  6. M. Ashraf, N. Ullah, F. Raziq, I. Khan, K. R. Alhooshani, S. A. Ganiyu, M. N. Tahir. Carbon nitride (C3N3) decorated with non-noble metal Ni2P co-catalyst based nanocomposites for photocatalytic water splitting. Electrochim. Acta, 470, 143296, 2023 (IF: 7.336)

  7. M. Ashraf, R. Ali, I. Khan, N. Ullah, M. S. Ahmad, T. Kida, S. Wooh, W. Tremel, U. Schwingenschlögl, M. N. Tahir. Bandgap engineering of melon using highly reduced graphene oxide for enhanced photoelectrochemical hydrogen evolution. Adv. Mater., 35, 2301342, 2023 (IF: 29.4)

  8. S. Shamim, K. M. Khan, M. Ali, M. Mahdavi, U. Salar, M. Mohammadi-Khanaposhtani, M. A. Faramarzi, N. Ullah, M. Taha. Diphenyl-substituted triazine derivatives: synthesis, α-glucosidase inhibitory activity, kinetics and in silico studies. Future Med. Chem., 15, 1651-1661, 2023 (IF: 4.2)

  9. M. Mansha, M. Ilyas, D. Rao, N. Ullah*, M. K. Nazal. Synthesis of melamine‑isocyanurate‑based hyper‑cross‑linked resin for ultrahigh removal of chlorophenols from aqueous solutions. Polym. Bull., 80, 10051–10071, 2023 (IF: 3.2)

  10. T. Ahmad, M. S. Manzar, J. Georgin, D. S.P. Franco, S. Khan, L. Meili, N. Ullah*. Development of a new hyper crosslinked resin based on polyamine-isocyanurate for the efficient removal of endocrine disruptor bisphenol-A from water. J. Water Process. Eng., 53, 103623, 2023 (IF: 7.0)

  11. F. Saleem, M. Haider, K. M. Khan, M. Özil, N. Baltaş, Z. Ul-Haq, U. Qureshi, U. Salar, M. Taha, S. Hameed, N. Ullah. Regioselective syntheses of 2-oxopyridine carbonitrile derivatives and evaluation for antihyperglycemic and antioxidant potential. Int. J. Biol. Macromol., 241, 124589, 2023 (IF: 8.2)

  12. M. Ashraf, M. Ayaz, M. Khan, S. F. Adil, W. Farooq, N. Ullah, M. N. Tahir. Recent trends in sustainable solar energy conversion technologies: Mechanisms, prospects, and challenges. Energy Fuels, 37, 6283–6301, 2023 (IF: 5.3)

  13. M. Ashraf, N. Ullah, I. Khan, W. Tremel, S. Ahmad, M. N. Tahir. Photoreforming of waste polymers for sustainable hydrogen fuel and chemicals feedstock: Waste to energy. Chem. Rev., 123, 8, 4443–4509, 2023 (IF: 62.1)

  14. T. Ahmad, M. S. Manzar, S. U. Khan, I. W. Kazi, N. D. Mu’azu, N. Ullah*. Synthesis and adsorptive performance of a novel triazine core-containing resin for the ultrahigh removal of malachite green from water.  Arab. J. Sci. Eng., 48, 8571–8584, 2023 (IF: 2.9)

  15. M. S. Manzar, T. Ahmad, M. Zubair, N. Ullah, H. A. Alqahtani, B. M. V. da Gama, J. Georgin, M. Nasir, N. D. Mu'azu, J. M. Al Ghamdi, H. A. Aziz, L. Meili. Comparative adsorption of Tetracycline onto unmodified and NaOH-modified Silicomanganese fumes: Kinetic and process modeling. Chem. Eng. Res. Des., 192, 521-533, 2023 (IF: 3.9)  

  16. T. Ahmad, Murtaza, S. S. Shah*, S. Khan, A. A. Khan, N. Ullah*, M. Oyama, M. A. Aziz. Preparation and electrochemical performance of Convolvulus arvensis-derived activated carbon for symmetric supercapacitors. Mater. Sci. Eng. B., 292, 116430, 2023 (IF: 3.6)

  17. N. H. Hemasiri, M. Ashraf, S. Kazim, R. Graf, R. Berger, N. Ullah, M. N. Tahir, S. Ahmad. Interface tweaking of perovskite solar cells with carbon nitride-based 2D materials. Nano Energy, 109, 108326, 2023 (IF: 17.6)

  18. M. Ashraf, N. H. Hemasiri, S. Kazim, N. Ullah, M. Khan, S. A. Ganiyu, K. R. Alhooshani, M. N. Tahir, S. Ahmad. Hole transport layer/perovskite interface engineering with low band gap 2D carbon nitrides in perovskite solar cells fabrication. Sustain. Energy Fuels, 7, 763–768, 2023 (IF: 5.6)

  19. F. Saleem, K. M. Khan, N. Ullah, M. Özil, N. Baltaş, S. Hameed, U. Salar, A. Wadood, A. U. Rehman, M. Kumar, M. Taha, S M. Haider. Bioevaluation of synthetic pyridones as dual inhibitors of α-amylase and α-glucosidase enzymes and potential antioxidants. Arch. Pharm., 356, 2200400, 2023 (IF: 5.1)

  20. M. Mansha, I. W. Kazi, M. S. Manzar, T. Ahmed, A. Waheed, N. Ullah*, N. I Blaisi. Ultrahigh removal of methyl orange, acid blue-92 and malachite green by a novel triazine-based polyamine resin: Synthesis, isotherm and kinetic studies. Int. J. Environ. Anal. Chem., 103, 396–414, 2023 (IF: 2.6)

  21.  M. Ashraf, M. S. Ahmad, Y. Inomata, N. Ullah*, M. N. Tahir, T. Kida. Transition metal nanoparticles as nanocatalysts for Suzuki, Heck and Sonogashira cross-coupling reactions. Coord. Chem. Rev., 473, 214928, 2023 (IF: 24.833)

  22. M. Nawaz , M. Taha, F. Qureshi, N. Ullah, M. Selvaraj, S. Shahzad, S. Chigurupati, S.A. Abubshait, T. Ahmad, S. Chinnam, S. Hisaindee. Synthesis, α-amylase and α-glucosidase inhibition and molecular docking studies of indazole derivatives. J. Biomol. Struct. Dyn., 40, 10730-10740, 2022 (IF: 5.232)

  23. F. Qureshi, M. Nawaz, S. Hisaindee, S. A. Almofty, M. A. Ansari, Q. M. S. Jamal, N. Ullah, M. Taha, O. Alshehri, B. Huwaimel, M. K. B. Break. Microwave assisted synthesis of 2-amino-4-chloro-pyrimidine derivatives: Anticancer and computational study on potential inhibitory action against COVID-19. Arab. J. Chem., 15, 104366, 2022 (IF: 6.212)

  24. M. Mansha, R. A. Kalgaonkar, N. Baqader, N. Ullah*. Synthesis and properties of exceptionally thermo-switchable viscoelastic responsive zwitterionic gemini surfactants in highly saline water. ACS Omega, 7, 39822–39829, 2022 (IF: 4.132)

  25. C. X. A. Tan, R. Li, F. Zhang, L. Dai, N. Ullah*, Yixin Lu*. Synthesis of axially chiral CF3-substituted 2-arylpyrroles by sequential phosphine-catalyzed asymmetric [3+2] annulation and oxidative central-to-axial chirality transfer. Angew. Chem. Int., Ed., 61(47), e202209494, 2022 (IF: 16.823)

  26. T. Ahmad, S. Khan, T. Rasheed, N. Ullah*. Graphitic carbon nitride nanosheets as promising candidates for the detection of hazardous contaminants of environmental and biological concern in aqueous matrices. Microchim. Acta, 189, 426, 2022 (IF: 5.888)

  27. T. Ahmad, S. Khan, N. Ullah*. Recent advances in the catalytic asymmetric Friedel-Crafts reactions of indoles. ACS Omega, 7, 35446–35485, 2022 (IF: 4.132). Invited Review Article

  28. M. Mansha,T. Ahmad, N. Ullah, S. A. Khan, M. Ashraf, S. Ali, B. Tan, I. Khan. Photocatalytic Water-Splitting by Organic Conjugated Polymers: Opportunities and Challenges. Chem. Rec., 22(7), e202100336, 2022 (IF: 6.935)

  29. T. Ahmad, S. Abdel-Azeim, S. Khan, N. Ullah*. Turn-on fluorescent sensors for nanomolar detection of zinc ions: Synthesis, properties and DFT studies. J. Taiwan Inst. Chem. Eng.,139, 104507, 2022 (IF: 5.447)

  30. T. Rasheed, S. Khan, T. Ahmed, N. Ullah*. Covalent organic frameworks-based membranes as promising modalities from preparation to separation applications: An overview. Chem. Rec., 22(8), e202200062, 2022 (IF: 6.935)

  31. T. Ahmad, A. Waheed, S. Abdel-Azeim, S. Khan, N. Ullah*. Three new turn-on fluorescent sensors for the selective detection of Zn2+: Synthesis, properties and DFT studies. Arab. J. Chem., 15, 104002, 2022 (IF: 6.212)

  32. M. Haroon, M. Ashraf, N. Ullah, M. N. Tahir, A. A. Al-Saadi. SERS and EC-SERS detection of local anesthetic procaine using Pd loaded highly reduced graphene oxide nanocomposite substrate. Spectrochim. Acta A Mol. Biomol. Spectrosc., 278, 121381, 2022 (IF: 4.831)

  33. S. Khan, T. Ahmed, T. Rasheed, N. Ullah*. Recent applications of vinylethylene carbonates in Pd-catalyzed allylic substitution and annulation reactions: Synthesis of multifunctional allylic and cyclic structural motifs. Coord. Chem. Rev., 462, 214526, 2022 (IF: 24.833)

  34. M. R. S. A. Janjua, R. Mahmood, M. Haroon, F. Anwar, M. U. Khan, N. Ullah. In Silico modelling of viscoelastic surfactants: Towards NLO response and novel physical insights through bridging acceptor. J. Clust. Sci., 33, 519-528, 2022 (IF: 3.447)

  35. S. A. Popoola, A. T. Onawole, N. Ullah, A. A. Al-Saadi. Structural and energetic effect of the intramolecular hydrogen bonding in 4,6-dihaloresorcinols: ab initio calculation, vibrational spectroscopy, and molecular docking studies. Struc. Chem., 33, 57-69, 2022 (IF: 1.795)

  36. M. S. Manzar, T. Ahmad, N. Ullah, P. V. Chellam, J. John, M. Zubair, R. J.Brandão, L. Meilif, O. Alagha, E. Çevik. Comparative adsorption of Eriochrome Black T and Tetracycline by NaOH-modified steel dust: Kinetic and process modeling. Sep. Purif. Technol., 287, 120559, 2022 (IF: 9.136)

  37. M. A. Hussain, I. Malik, I. Shad, F. Amjad, M. Amin, M. N. Tahir, N. Ullah, M. Ashraf, M. I. Irfan. Design, characterization and enhanced bioavailability of hydroxypropylcellulose-based novel bioconjugates of a fluoroquinolone antibiotic gemifloxacin. Cellul. Chem. Technol., 55, 1019-1027, 2021 (IF: 1.387)

  38. T. Ahmed, M. Mansha, I. W. Kazi, A. Waheed, N. Ullah*. Synthesis of 3,5-diaminobenzoic acid containing cross-linked porous polyamine resin as a new adsorbent for efficient removal of cationic and anionic dyes from aqueous solutions. J. Water Process. Eng., 43, 102304, 2021 (IF: 7.340)

  39. N. Wang, Z. Wu, J. Wang, N. Ullah*, Y. Lu. Recent applications of asymmetric organocatalytic annulation reactions in natural products synthesis. Chem. Soc. Rev., 50, 9766-9793, 2021 (IF: 60.615)

  40. M. Mansha, M. Taha, E. H. Anouar, N. Ullah*, The design of fluoroquinolone-based cholinesterase inhibitors: Synthesis, biological evaluation and in silico docking studies. Arab. J. Chem., 14, 103211, 2021 (IF: 6.212)

  41. A. Waheed, N. Baig, N. Ullah, W. Fallath. Removal of hazardous dyes, toxic metal ions and organic pollutants from wastewater by using porous hyper-cross-linked polymeric materials: A review of recent advances. J. Environ. Manage., 287, 112360, 2021 (IF: 8.910)

  42. M. N. Tahir, M. Ashraf, S. S. Shah, I. Khan, M. A. Aziz, N. Ullah, M. Khan, S. F. Adil, Z. Liaqat, M. Usman, W. Tremel. A High‐performance asymmetric supercapacitor based on tungsten oxide nanoplates and highly reduced graphene oxide electrodes. Chem. Eur. J., 27, 6973-6984, 2021 (IF: 5.020)

  43. M. Mansha, N. Ullah*, R. A. Kalgaonkar, N. Baqader, Synthesis, characterization, and viscosification of amidosulfobutaine and zwitterionic gemini surfactants. J. Surfact. Deterg., 24, 697-706, 2021 (IF: 1.972)

  44. Bushra, S. Shamim, K. M. Khan, N. Ullah, M. Mahdavi, M. A. Faramarzi, B. Larijani, U. Salar, R. Rafique, M. Taha, S. Perveen. Synthesis, in vitro, and in silico evaluation of indazole schiff bases as potential α-glucosidase inhibitors. J. Mol. Struct., 1242, 130826, 2021 (IF: 3.841)  

  45. T. Ahmad, N. Ullah*. The oxa-Michael reaction in the synthesis of 5- and 6-membered oxygen-containing heterocycles. Org. Chem. Front., 8, 1329-1344, 2021 (IF: 5.456)

  46. N. Ullah, H. Stoeckli-Evans. The crystal structures, Hirshfeld surface analyses and energy frameworks of 8-{1-[3-(cyclopent-1-en-1-yl)benzyl]piperidin-4-yl}-2-methoxyquinoline and 8-{4-[3-(cyclopent-1-en-1-yl)benzyl]piperazin-1-yl}-2-methoxyquinoline. Acta Cryst. E, 77, 372–377, 2021 (IF: --)

  47. N. Ullah, H. Stoeckli-Evans. Crystal structure and Hirshfeld surface analysis of the hydrochloride salt of 8-{4-[(6-phenylpyridin-3-yl)methyl] piperazin-1-yl}-3,4-dihydroquinolin-2(1H)-one. Acta Cryst. E, 77, 208–212, 2021 (IF: --)

  48. M. R. S. A. Janjua, M. U. Khan, M. Khalid, N. Ullah, R. Kalgaonkar, K. Alnoaimi, N. Baqader, S. Jamil. Theoretical and conceptual framework to design efficient dye-sensitized solar cells (DSSCs): Molecular engineering by DFT method. J. Clust. Sci., 32, 243-253, 2021 (IF: 3.447)

  49. F. A. Khan, S. Shamim, N. Ullah, M. A. Lodhi, K. M. Khan, F. Ali, S. G. Afridi, S. Perveen, A. Khan. Dihydropyrimidones: A ligands urease recognition study and mechanistic insight through in vitro and in silico approach. Med. Chem. Res., 30, 120-132, 2021 (IF: 2.351)

  50. A. Waheed, S. Abdel-Azeim, N. Ullah*, Sulayman A. Oladepo, Design and synthesis of two new terbium and europium-complex-based luminescent probes for the selective detection of zinc ions. Luminescence, 35, 1238-1247, 2020 (IF: 2.613)

  51. A. Waheed, I. W. Kazi, M. S. Manzar, T. Ahmad, M. Mansha, N. Ullah*, N. I. Blaisi. Ultrahigh and efficient removal of Methyl orange, Eriochrom Black T and acid Blue 92 by triazine based cross-linked polyamine resin: Synthesis, isotherm and kinetic studies. Colloids Surf. A Physicochem. Eng. Asp., 607, 125472, 2020 (IF: 5.518)

  52. M. Nawaz, M. Taha, F. Qureshi, N. Ullah, M. Selvaraj, S. Shahzad, S. Chigurupati, A. Waheed, F. A. Almutairi. Structural elucidation, molecular docking, α-amylase and α-glucosidase inhibition studies of 5-amino-nicotinic acid derivatives. BMC Chem., 14, article 43, 2020 (IF: 4.095)

  53. M. A. Hussain, I. Shad, I. Malik, F. Amjad, T. Kausar, Kamran, M. Sher, M. N. Tahir, N. Ullah, M. Ashraf, S. N. A. Bukhari. Hydroxypropylcellulose-flurbiprofen conjugates: design,characterization, anti-inflammatory activity and enhancedbioavailability. Saudi Pharm. J., 28, 869-875, 2020 (IF: 4.562)

  54. M. Mansha, A. Waheed, T. Ahmad, I. W. Kazi, N. Ullah*, Synthesis of a novel polysuccinimide based resin for the ultrahigh removal of anionic azo dyes from aqueous solution. Environ. Res., 184, 109337, 2020 (IF: 8.431)

  55. S. Shamim, K. M. Khan, N. Ullah, S. Chigurupati, A. Wadood, A. U. Rehman, M. Ali, U. Salar, A. Alhowail, M. Taha, S. Perveen. Synthesis and Screening of (E)-3-(2-Benzylidenehydrazinyl)-5,6-diphenyl-1,2,4-triazine Analogs as Novel Dual Inhibitors of α-Amylase and α-Glucosidase. Bioorg. Chem., 101, 303979, 2020 (IF: 5.307)

  56. A. Waheed, T. Ahmad, M. Haroon, N. Ullah*, A highly sensitive and selective fluorescent sensor for Zinc (II) ions based on a 1, 2, 3‐triazolyl‐functionalized 2,2’‐dipicolylamine (DPA). ChemistrySelect, 5, 5300-5305, 2020 (IF: 2.307)

  57. M. A. Hussain, I. Shad, I. Malik, F. Amjad, M. N. Tahir, N. Ullah, M. Ashraf, M. Sher. Design, characterization and enhanced bioavailability of hydroxypropylcellulose-naproxen conjugates. Arab. J. Chem., 13, 5717-5723, 2020 (IF: 6.212)

  58. M. Ashraf, I. Khan, M. Usman, A. Khan, S. S. Shah, A. Z. Khan, K. Saeed, M. Yaseen, M. F. Ehsan, M. N. Tahir, N. Ullah*. Hematite and Magnetite Nanostructures for Green and Sustainable Energy Harnessing and Environmental Pollution Control: A Review. Chem. Res. Toxicol., 33, 1292-1311, 2020 (IF: 3.973) This article was featured on the cover page of the journal.

  59. A. Waheed, M. Mansha, I. W. Kazi, N. Ullah*. Synthesis of a novel 3,5-diacrylamidobenzoic acid based hypercross-linked resin for the efficient adsorption of Congo Red and Rhodamine B. J. Hazard. Mater., 369, 528-553, 2019 (IF: 14.222)

  60. M. Mansha, M. Younas, M. A. Gondal, N. Ullah*. 1,5-Naphthyridine-based conjugated polymers as co-sensitizers for dyesensitized solar cells. Sol. Energy 194, 682-687, 2019 (IF: 7.188)

  61. M. S. Manzar, A. Waheed. I. W. Kazi, N. I. Blaisi, N. Ullah*. Synthesis of a novel epibromohydrin modified crosslinked polyamine resin for efficient removal of methyl orange and eriochrome black T. J. Taiwan Inst. Chem. Eng., 97, 424-432, 2019 (IF: 5.447)

  62. J. Zhang, W-L. Chan, L. Chen, N. Ullah*, Y. Lu*. Creation of bispiro-[pyrazolone-3,3’oxindoles via a phosphine catalyzed enantioselective [3 + 2] annulation of the Morita−Baylis−Hillman carbonates with pyrazoloneyldiene oxindoles. Org. Chem. Front., 6, 2210-2214, 2019 (IF: 5.456)

  63. A. Waheed, M. Mansha, D. Ahmed, N. Ullah*. The first report on the in vitro antimicrobial activities of extracts of leaves of E. Serrata. Saudi J. Biol. Sci., 3, 13408-13418, 2019 (IF: 4.052)

  64. I. W. Kazi, S. A. Ali, N. Ullah. A new resin containing aminopropylphosphonate chelating ligand for high-performance mitigation of heavy metal ions. ChemistrySelect, 3, 13408-13418, 2018 (IF: 2.307)

  65. M. M. Musa, I. Karume, M. Takahashi, S. Hamdan; N. Ullah, Stereoinversion of R-Configured Secondary Alcohols Using a Single Enzymatic Approach. ChemistrySelect, 3, 10205-10208, 2018 (IF: 2.307)

  66. A. A. Boali, M. Mansha, A. Waheed, N. Ullah*, Synthesis of two new 1,5-naphthyridine-based conjugated polymers as calorimetric probe for iodide ion in water, J. Taiwan Inst. Chem. Eng., 91, 420-426, 2018 (IF: 5.447)

  67. M. Mansha, U. Mehmood, N. Ullah*, Poly(phenylene cyanovinylenes) carbazole based conjugated polymer as a photosensitizer for dye-sensitized solar cells. Mater. Lett.,  231, 56-59, 2018 (IF: 3.574)

  68. S. Popoola, N. Ullah, A. Al-Saadi, Spectroscopic and DFT assessment of bridging ligand effect on the structural and electronic properties of dinuclear iridium- and rhodium-based complexes. Inorg. Chim. Acta., 482, 299-306, 2018 (IF: 3.118)

  69. A. Waheed, M. Mansha, N. Ullah*. Nanomaterials-based electrochemical detection of heavy metals in water: Current status, challenges and future direction. Trends Anal. Chem., 105, 37-51, 2018 (IF: 14.908)

  70. A. T. Onawole, M. A. Ghassan, N. Ullah, A. A. Al-Saadi, Structural, spectroscopic and docking properties of resorcinol, its –OD isotopomer and dianion derivative: a comparative study. Struc. Chem., 29, 403-414, 2018 (IF: 1.795)

  71. N. Ullah*, M. Mansha, I. Khan, A. Qurashi, Synthesis, Nanomaterial-based optical chemical sensors for the detection of heavy metals in water: Recent advances  and challenges. Trend. Anal. Chem., 100, 155-166, 2018 (IF: 14.908)

  72. M. Altaf, M. Sohail, M. Mansha, N. Iqbal, M. Sher, A. Fazal, N. Ullah, A. A. Isab, Synthesis, Characterization and Photoelectrochemical-Catalytic Studies of a Water Stable Zinc-based Metal-organic Framework. ChemSusChem., 11, 542-546, 2018 (IF: 9.140)

  73. H. Ni, Z. Tang, W. Zheng, W. Yao, N. Ullah*, Y. Lu*, Enantioselective phosphine-catalyzed formal [4+4] annulation of a,b-unsaturated imines and allene ketones: Construction of eight-membered rings. Angew. Chem. Int. Ed., 129(45), 14410-14414, 2017 (IF: 16.823) This synthesis was featured in Synfacts 2018, 14(01), 0089.

  74. A. T. Onawole, A. F. Al-Ahmadi, Y. S. Mary, C. Y. Panicker, N. Ullah, S. Armaković, S. J. Armaković, C. Van Alsenoy, A. A. Al-Saadi, Conformational, vibrational and DFT studies of a newly synthesized arylpiperazine-based drug and evaluation of its reactivity towards the human GABA receptor. J. Mol. Struct., 1147, 266–280, 2017 (IF: 3.841)

  75. H. Ni, Z. Yu, W. Yao, Y. Lan*, N. Ullah*, Y. Lu*. Catalyst-controlled regioselectivity in phosphine catalysis: the synthesis of spirocyclic benzofuranones via regiodivergent [3 + 2] annulations of aurones and an allenoate. Chem. Sci., 8, 5699-5704, 2017 (IF: 9.969)

  76. U. Mehmood, M. Mansha, N. Ullah*. 3-Hexyl-2,5-diphenylthiophene:phenylene vinylene-based conjugated polymer for solar cells application. Dyes Pigm., 144, 218-222, 2017 (IF: 5.122)

  77. W. Yao, Z. Yu, S. Wen, H. Ni, N. Ullah*, Y. Lan*, Y. Lu*. Chiral phosphine-mediated intramolecular [3 + 2] annulation: enhanced enantioselectivity by achiral Brønsted acid. Chem. Sci., 8, 5196-5200, 2017 (IF: 9.969) This synthesis was featured in the Organic Chemistry Portal, URL: https://www.organicchemistry.org/Highlights/2018/30July.shtm

  78. N. Ullah*, M. Altaf, M. Mansha. Crystal structures of 1-aryl-4-(biarylmethylene)piperazine and piperidine, structurally related to  adoprazine. J. Struc. Chem., 58, 1697-1702, 2017 (IF: 1.004)

  79. M. Mansha, I. Khan, N. Ullah*, A. Qurashi. Synthesis, characterization and visible-light-driven photoelectrochemical hydrogen evolution reaction of carbazole-containing conjugated polymers. Int. J. Hyd. Energy, 42, 10952-10961, 2017 (IF: 7.139)

  80. M. Mansha, I. Khan, N. Ullah*, A. Qurashi, M. Sohail. Visible-light driven photocatalytic oxygen evolution reaction from new poly(phenylene cyanovinylenes). Dyes Pigm., 143, 95-102, 2017 (IF: 5.122)

  81. M. Altaf, M. Mansha, M. Sohail, A. A. Isab, N. Ullah, S. A. Khan, M. Sher, H. Stoeckli-Evans. Synthesis, structures and photoluminescence properties of mixed ligand divalent metal–organic frameworks. New J. Chem., 41, 2980-2986, 2017 (IF: 3.925)

  82. M. Mansha, M. Sohail, N. Ullah*. Synthesis, characterization and properties of new 3-hexyl-2,5-diphenylthiophene:phenylene vinylenes copolymers as colorimetric sensor for iodide anion. J. Applied. Pol. Sci., 134, app.44948, 2017 (IF: 3.057)

  83. M. N. Siddiqui, M. Mansha, U Mehmood, N. Ullah, A. F. Al-Betar a, A. Al-Saadi. Synthesis and characterization of functionalized polythiophene for polymer-sensitized solar cell. Dyes Pigm., 141, 406-412, 2017 (IF: 5.122)

  84. M Mansha, U. U. Kumari, Z. Cournia, N. Ullah*. Pyrazole-based potent inhibitors of GGT1: Synthesis, biological evaluation, and molecular docking studies. Eur. J. Med. Chem., 124, 666-676, 2016 (IF: 7.088)

  85. S. Wen, X. Li, W. Yao, A. Waheed, N. Ullah*, Y. Lu*. Highly Enantioselective Conjugate Addition of Glycine Imines to Activated Alkenes Catalyzed by Amino-Acid-Derived Chiral Phosphonium Salts. Eur. J. Org. Chem., 25, 4298-4301, 2016 (IF: 3.261)

  86. N. Ullah, M. Mansha, P. J. Casey*. Protein Geranylgeranyltransferase Type 1 as a Target in Cancer. Curr. Cancer Drug Targets, 16, 563-571, 2016 (IF: 2.907)

  87. A. Farooq, L. Shahazadi, M. Bajda, N. Ullah, A. Rauf, S. A. Shahzad, A. F. Khan, M. Ashraf, M. Yar*. Organocatalyzed novel synthetic methodology for highly functionalized piperidines as potent a-glucosidase inhibitors. Arch. Pharm. Chem. 349, 1-9, 2016 (IF: 4.613)

  88. Y. Abbas, M. Mansha, N. Ullah*. The first total synthesis of potent antitumoral (±)-mafaicheenamine A, unnatural 6-fluoromafaicheenamine A and expedient synthesis of clausine E. RSC Advances, 6, 26104-26110, 2016 (IF: 4.036)

  89. H. Ni, W. Yao, A. Waheed, N. Ullah*, Y. Lu*. Enantioselective [4 + 2]-Annulation of Oxadienes and Allenones Catalyzed by an Amino Acid Derived Phosphine: Synthesis of Functionalized Dihydropyrans. Org. Lett., 18, 2138-2141, 2016 (IF: 6.072)

  90. M. Mansha, A. Qurashi*, N. Ullah, F. O. Bakare, I. Khan, Z. H. Yamani. Synthesis of In2O3/graphene heterostructure and their hydrogen gas sensing properties. Ceram. Int., 42, 11490-11495, 2016 (IF: 5.532)

  91. A. R. Raza*, A. Sultan, N. Ullah, M. R. S. A. Janjua, K. M. Khan. Fragmentation study of substituted chalcones: Gas phase formation of benz-1-oxin cation. Modern Chem. Appl., 4, 173, 2016 (IF: --)

  92. M. Mansha, N. Ullah*, Khalid Alhooshani. Synthesis of structural analogues of GGT1-DU40, a potent GGTase-1 inhibitor. Z. Naturforsch. B, 71, 333-344, 2016 (IF: 1.115)

  93. S. M. S. Hussain, M. A. Animashaun, M. S. Kamal, N. Ullah, I. A. Hussein, A. S. Sultan. Synthesis, Characterization and Surface Properties of Amidosulfobetaine Surfactants Bearing Odd-Number Hydrophobic Tail. J. Surfact. Deterg., 19, 413-420, 2016 (IF: 1.972)

  94. S. Mutahir, J. Jon´czyk , M. Bajda , I. U. Khan, M. A. Khan, N. Ullah, M. Ashraf, Qurat-ul-Ain, S. Riaz, S. Hussain, M. Yar*. Novel biphenyl bis-sulfonamides as acetyl and butyrylcholinesterase inhibitors: Synthesis, biological evaluation and molecular modeling studies. Bioorg. Chem., 64, 13-20, 2016 (IF: 5.307)

  95. S. A. Ali,* I W. Kazi, N. Ullah. New Chelating ion-exchange resin synthesized via the cyclopolymerization protocol and its uptake performance for metal ion removal. Ind. Eng. Chem. Res., 54, 9689−9698, 2015 (IF: 4.326)

  96. A. O. Ba-Salem, N. Ullah*, M. N. Shaikh*, M. Faiz, Z. Haq. Gd-complexes of new arylpiperazinyl conjugates of DTPA-bis(amides): Synthesis, characterization and magnetic relaxation properties. Molecules, 20, 7807-7819, 2015 (IF: 4.927) 

  97. A. O. Ba-Salem, M. N. Shaikh, N. Ullah*, M. Faiz. Synthesis and magnetic relaxation properties of new Gd(III) complexes derived from DTPA-b(amide) conjugates of arylpiperazinyl amines. Inorg. Chem. Commun., 56, 5-7, 2015 (IF: 3.428) 

  98. S. Mutahir, M. Yar, M. A. Khana, N. Ullah, S. A. Shahzad, I. U. Khan, R. A. Mehmood, M. Ashraf, R. Nasar, E. Pontiki. Synthesis, Characterization, Lipoxygenase inhibitory activity and in silico Molecular Docking of Biaryl bis(benzenesulfonamide) and Indol-3-yl-hydrazide derivatives. J. Iran. Chem. Soc., 12, 1123-1130, 2015 (IF: 2.271)

  99. N. Ullah*, M. Altaf, M. Mansha, A. O. Ba-Salem. Crystal structures of dual dopamine D2 and serotonin 5-HT1A active arylpiperidinyl-2(1H)-3,4 dihydroquinolinones. J. Struc. Chem., 56, 1441-1445, 2015 (IF: 1.004)

  100. M. Yar, M. Bajda, S. Shahzad, N. Ullah, M. Ashraf, M. M. Gilani, A. Rauf, A. Shaukat. Organocatalyzed solvent free an efficient novel synthesis of 2,4,5-trisubstituted imidazoles for a-glucosidase inhibition to treat diabetes. Bioorg. Chem., 58, 65-71, 2015 (IF: 5.307)

  101. M. Mansha, Y. Abbas, N. Ullah*. Microwave assisted claisen rearrangement: Synthesis of naturally occurring trail-resistance-overcoming tyrosine derivative. Synthetic Commun., 45, 609-614, 2015 (IF: 1.937)

  102. M. A. Sanhoob, O. Muraza, E. M. Al-Mutairi, N. Ullah. Role of crystal growth modifiers in the synthesis of ZSM-12 zeolite. Adv. Powder Technol., 26, 188-192, 2015 (IF: 4.969)

  103. S. A. Ali, I. W. Kazi, N. Ullah. Construction of aqueous two-phase systems of the cyclopolymer of (diallylamino)-propylphosphonate and its sulfur dioxide copolymer with polyoxyethylene using 1H NMR spectroscopy. J. Chem. Eng. Data, 59, 3863-3872, 2014 (IF: 3.119)

  104. U. Ghani, N. Ullah*, S. A. Ali, H. A. Al-Muallem. Dual D2 and 5-HT1A receptors binding affinities of 1-aryl-4-(diarylmethylene)piperazines and piperidines. Asian J. Chem., 26, 8358-8362, 2014 (IF: --)

  105. N. Ullah*. Synthesis and dual D2 and 5-HT1A receptor binding affinities of 7-piperazinyl and 7-piperidinyl-3,4-dihydroquinazolin-2(1H)-ones. Med. Chem., 10, 484-496, 2014 (IF: 2.329)

  106. N. Ullah*. M. Altaf, Crystal tructures of 1-Aryl-4-(biarylmethylene)piperazines, Structurally Related to Adoprazine. Crystallog. Rep., 59, 1057-1062, 2014. (IF: 0.667)

  107. M. Yar*, M. Bajda, R. A. Mehmood, L. R. Sidra, N. Ullah, L. Shahzadi, M. Ashraf, T. Ismail, S. A. Shahzad, Z. A. Khan, S. A. R. Naqvi, N. Mahmood. Design and synthesis of new dual binding site cholinesterase inhibitors: In vitro inhibition studies with in silico docking. Lett. Drug Des. Disc., 11, 331-338, 2014 (IF: 1.099)

  108. N. Ullah*, H. Stoeckli-Evans. 8-{1-[(40-Fluoro-[1,10-biphenyl]-4-yl)-methyl]piperidin-4-yl}-3,4-dihydro-quinolin-2(1H)-one chloroform 0.25-solvate. Acta Cryst. E70, o103-o104, 2014 (IF: --)

  109. S. L. Rubab, B. Nisar, A. R. Raza*, N. Ullah*, Muhammad Nawaz Tahir. Asymmetric Synthesis of 4,1-benzoxazepine-2,5-diones-effect of the halogen of (2S)-α-haloacids. Molecules, 19, 139-148, 2014 (IF: 4.927) 

  110. N. Ullah*. Synthesis of 6-piperazinyl-3,4-dihydroquinazolin-2(1H)-ones. Asian J. Chem., 26, 2031-2036, 2014.

  111. N. Ullah*. Synthesis and dual D2 and 5-HT1A receptor binding affinities of 5-piperidinyl and 5-piperazinyl-1H-benzo[d]imidazol-2(3H)-ones. J. Enzyme Inhib. Med. Chem., 29, 281-291, 2014 (IF: 5.756) 

  112. N. Ullah*, A. A. Q. Al-Shaheri. Synthesis of new 4-aryl-1 (biarylmethylene)piperidines, structural analogues of adoprazine (SLV313). Z. Naturforsch. B, 67b, 253-262, 2012 (IF: 1.115)

  113. M. Yar*, M. Arshad, M. N. Akhtar, S. A. Shahzad, I. U. Khan, Z. A. Khan, N. Ullah, I. Ninomiya. Studies towards the synthesis of (±)-reserpine: Photocyclization mediated a novel and efficient synthesis of 11,18-dimethoxy-(20α)-18,19-didehydroyohimban-17-one. Eur. J. Chem., 3, 26-31, 2012 (IF: --)

  114. N. Ullah*. Synthesis of New 1-Aryl-4-(biarylmethylene)piperazine Ligands, Structurally Related to Adoprazine (SLV313). Z. Naturforsch. B, 67b, 75 84, 2012 (IF: 1.115)

  115. N. Ullah*, S. A. Haladu, B. A. Moosa. An improved total synthesis of spermatinamine, an inhibitor of isoprenylcysteine carboxy methyltransferase. Tetrahedron Lett., 52, 212-214, 2011 (IF: 2.032)

  116. N. Ullah*, S. A. Haladu. The First Total Synthesis of Aspergillusol A, an α-Glucosidase Inhibitor. Nat. Prod. Commun., 5, 1077-1080, 2010 (IF: 1.496)

  117. U. Ghani*, N. Ullah. New potent inhibitors of tyrosinase: Novel clues to binding of 1,3,4-thiadiazole-2(3H)-thiones, 1,3,4-oxadiazole-2(3H)-thiones, 4-amino-1,2,4-triazole-5(4H)-thiones, and substituted hydrazides to the dicopper active site. Bioorg. Med. Chem., 18, 4042-4048, 2010 (IF: 3.461)

  118. N. Ullah*. Undecyl 2,3-dimethoxycinnamate from Daphne oleoides. Asian J. Chem., 22, 2456-2458, 2010 (IF: --)

  119. K. M. Arafeh, N. Ullah*. Synthesis of neolamellarin A, an inhibitor of hypoxia-inducible factor-1. Nat. Prod. Commun., 4, 925-926, 2009 (IF: 1.496)

  120. N. Ullah*. The first total synthesis of racemic hydroxymoloka’iamine. Z. Naturforsch. B, 64b, 464-466, 2009 (IF: 1.115)

  121. N. Ullah*. The first total synthesis of galloyl tyramine. Z. Naturforsch. B, 64b, 879-782, 2009 (IF: 1.115)

  122. N. Ullah*, K. M. Arafeh. The first total synthesis of aplysamine 6, an inhibitor of isoprenylcysteine carboxy methyltransferase. Tetrahedron Lett., 50, 158-160, 2009 (IF: 2.032)

  123. N. Ullah, C. N. Fali, I. D. Spenser*. Synthesis of aminohydroxy acetone. Can. J. Chem., 82, 579-582, 2004 (IF: 1.051)

  124. N. Ullah, J. Zeidler, I. D. Spenser*. Synthesis of deuterium labeled 2’-hydroxypyridoxols. Synlett., 09, 1344-1348, 2003 (IF: 2.170)

  125. J. Zeidler, N. Ullah, R. N. Gupta, R. M. Pauloski, B. G. Sayer and I. D. Spenser*. 2’-hydroxypyridoxol, a precursor of vitamins B6 and B1 in Yeast. J. Am. Chem. Soc., 124, 4542-4543, 2002 (IF: 16.383)

  126. N. Ullah, W. Seebacher, E. Haslinger*, J. Jurenitsch, K. Rauchensteiner, R. Weis. Synthesis and haemolytic properties of lactosides of glycerrhetic acid derivative. Monatsh. Chem., 133,139-150, 2002 (IF: 1.613)

  127. N. Ullah*, P. Sonya, E. Haslinger, W. Ahmed, M. Arfan, A. Malik. A Lignoid glycoside and dimeric phenylpropanoids from Daphne oleoides. Helv. Chim. Acta, 84, 157-162, 2001 (IF: 2.201)

  128. M. Riaz, A. Malik*, S. K. Sadozhai, M. Hussain, N. Ullah. Daphwazirin, a biscoumarin glycopyranoside from Daphne oleoides. Nat. Prod. Res., 15, 433-438, 2001 (IF: 2.488)

  129. U. Ghani, K. K. S. Ng, Atta-ur-Rahman, M. I. Choudhary, N. Ullah, M. N. G. James*. Crystal Structure of g-Chymotrypsin in complex with 7-hydroxycoumarin. J. Mol. Biol., 314, 519-525, 2001 (IF: 6.151)

  130. N. Ullah, W. Seebacher, R. Weis, J. Jurenitsch, K. Rauchensteiner, E. Haslinger*. Synthesis and haemolytic properties of glycerrhetic acid glycosides. Monatsh. Chem., 131, 787-794, 2000 (IF: 1.613)

  131. N. Ullah*, S. A. Qureshi, S. Anwar, A. Malik, E. Haslinger. Long chain cinnamoic acid esters from Daphne oleoides. Z. Naturforsch. B, 55b, 982-984, 2000 (IF: 1.115)

  132. M. Riaz, N. Ullah, A. Mehmood, H. R. Nawaz, A. Malik*, N. Afza. Furanoid and furofuranoid lignans from Daphne oleoides. Z. Naturforsch. B, 55b, 1216-1220, 2000 (IF: 1.115)

  133. H. R. Nawaz, M. Riaz, A. Malik*, P. Muhammad Khan, N. Ullah. Withanolides and alkaloid from Ajuga parviflora. J. Chem. Soc. Pak., 22, 138-141, 2000 (IF: 0.698)

  134. N. Ullah, S. Ahmed, P. Mohammed, Z. Ahmed, E. Anis, H. R. Nawaz, A. Malik*. Coumarinolignoid glycoside from Daphne oleoides. Phytochemistry, 51, 103-105, 1999 (IF: 4.004)

  135. P. Mohammad, S. Ahmed, H. R. Nawaz, N. Ullah, A. Malik*. New acetylated quinols from Ajuga parviflora. Fitoterapia, 70, 229-232, 1999 (IF: 3.204)

  136. N. Ullah, S. Ahmed, E. Anis, P. Mohammad, H. R. Nawaz, A. Malik*. A Lignan from Daphne oleoides. Phytochemistry, 50, 147-149, 1999 (IF: 4.004)  

  137. N. Ullah, Z. Ahmed, S. Ahmed, P. Mohammed, A. Malik*. A Pentacyclic triterpene from Daphne oleoides. Phytochemistry, 50, 839-841, 1999 (IF: 4.004)

  138. S. Ahmed, A. Malik*, R. Yasmin, N. Ullah, W. Gul, P. Mohammed, H. R. Nawaz. Withanolides from Physalis peruviana. Phytochemistry, 50, 647-651, 1999 (IF: 4.004)  

  139. E. Anis, G. Mustafa, S. Ahmed, N. Ullah, A. Malik*, N. Afza, Y. Badar. Sterols and sterol glycosides from Cuscuta reflexa. Nat. Prod. Sci., 5, 124-126, 1999 (IF: --)

  140. N. Ullah, S. Ahmed, A. Malik*. A dicoumarin glycoside from Daphne oleoides. Phytochemistry, 51, 99-101, 1999 (IF: 4.004) 

  141. E. Anis, G. Mustafa, N. Ullah, A. Malik*, N. Afza, Y. Badar. Phytochemical Studies on Cuscuta reflexa. Pakistan J. Sci. Ind. Res., 42, 170-172, 1999 (IF: --)  

  142. N. Ullah, Z. Ahmed, S. Ahmed, P. Mohammed, A. Malik*. Dimeric guaianolides from Daphne oleoides. Phytochemistry, 51, 559-562, 1999 (IF: 4.004)  

  143. P. Mohammed, S. Ahmed, H. R. Nawaz, N. Ullah, A. Malik*. New monoterpene glycosides from Paeonia emodi. Z. Naturforsch. B, 54b, 544-548, 1999 (IF: 1.115)

  144. N. Ullah, S. Ahmad, A. Malik*. Phenylpropanoid glycoside from Daphne oleoides. Chem. Pharm. Bull., 47, 114-115, 1999 (IF: 1.903)

  145. N. Ullah, S. Ahmed, P. Mohammed, H. R. Nawaz, A. Malik*. Chemical constituents of Daphne oleoides. Fitoterapia, 70, 214-215, 1999 (IF: 3.204) 

  146. E. Anis, Z. Ahmed, G. Mustafa, N. Ullah, R. Z. Nadeem, A. Malik*, N. Afza. Long Chain Esters of Olean series from Cascuta reflexa. Fitoterapia, LXIX, 474-475, 1998 (IF: 3.204) 

  147. N. Ullah, Z. Ahmed, E. Anis, A. Malik*. Phytochemical investigation of Daphne oleoides. Fitoterapia, LXIX, 280, 1998 (IF: 3.204)

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