Zobrazeno 1 - 10 of 28 pro vyhledávání: '"Shaheen, Fatma"'
1
A Combined Experimental and Theoretical DFT (B3LYP and CAMB3LYP) Study on Spectral Features (FT-IR, NMR, and UV-Visible), First-order Hyperpolarizability, NBO and HOMO-LUMO Analysis of 4-(dimethylamino)-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one
Autor: Abha Bishnoi, Shaheen Fatma, Sonam Rai, Poornima Devi
Publikováno v: Letters in Organic Chemistry. 20:312-325
Abstract: The pyrazolone subordinate, aminopyrine, has been broken down tentatively and hypothetically for its vibrational frequencies. The chemical shift values and symphonious vibrational frequencies as obtained at B3LYP/CAM-B3LYP/6-31G after emplo
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3edf6ac8e8393764bfaf77070e005e68
https://doi.org/10.2174/1570178619666220920143033
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3
Pd(ii)-catalyzed annulation of terminal alkynes with 2-pyridinyl-substituted p-quinone methides: direct access to indolizines
Autor: Feroz Ahmad, Pavit K. Ranga, Yogesh A. Pankhade, Shaheen Fatma, Ashrumochan Gouda, Ramasamy Vijaya Anand
Publikováno v: Chemical Communications. 58:13238-13241
A Pd-catalysed 100% atom-economical method has been developed for the synthesis of 1,3-disubstituted indolizine derivatives in good yields through a regiospecific formal [3 + 2]-annulation from 2-pyridinyl-substituted p-quinone methides and terminal
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c17bb3b6af841dec403a6f1f26e22193
https://doi.org/10.1039/d2cc04395e
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4
Akademický článek
Synthesis, spectroscopic investigation, molecular docking and DFT studies of novel (2Z,4Z)-2,4-bis(4-chlorobenzylidene)-5-oxo-1-phenylpyrrolidine-3-carboxylic acid (BCOPCA)
Autor: Poornima Devi, Shaheen Fatma, Shraddha Shukla, Roop Kumar, Vineeta Singh, Abha Bishnoi
Publikováno v: Heliyon, Vol 4, Iss 12, Pp e01009- (2018)
The synthesized compound (2Z,4Z)-2,4-bis(4-chlorobenzylidene)-5-oxo-1-phenylpyrrolidine-3-carboxylic acid (BCOPCA) was characterised by Ultraviolet, FT-Infra Red, 1H, 13C Nuclear Magnetic Resonance and mass spectroscopy. The compound was further subj
Externí odkaz: https://doaj.org/article/b0ccd9c966eb46249f50fbcb3e805f86
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6
Synthesis, Characterization, and in vitro Antibacterial Evaluation of Barbituric Acid Derivatives
Autor: Shraddha Shukla, Shaheen Fatma, Poornima Devi, Krishna Srivastava, Abha Bishnoi, Ankita Srivastava, Sunil Kumar
Publikováno v: Russian Journal of Organic Chemistry. 55:860-865
A series of 5,5′-(arylmethylene)bis[1,3-dimethyl-6-(methylamino)pyrimidine-2,4(1H,3H)-diones] have been synthesized by 2: 1 condensation of 1,3-dimethylbarbituric acid with armatic aldehydes in the presence of methylamine. The synthesized compounds
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0204c24adce77376a5c33de9e269c4c2
https://doi.org/10.1134/s1070428019060174
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7
Construction of Oxygen- and Nitrogen-based Heterocycles from p-Quinone Methides
Autor: Gurdeep Singh, Yogesh A. Pankhade, Rajat Pandey, Ramasamy Vijaya Anand, Shaheen Fatma
Publikováno v: Chemical record (New York, N.Y.). 21(12)
In the last few years, there has been an explosive growth in the area of para-quinone methide (p-QM) chemistry. This boom is actually due to the unique reactivity pattern of p-QMs, and also their remarkable synthetic applications. In fact, p-QMs serv
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7882ff343b4dcd81e22dc4c231047352
https://pubmed.ncbi.nlm.nih.gov/34369640
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8
Synthesis and Biological Evaluation of Novel 5-Oxo-1-Phenylpyrrolidine-3-Carboxylic Acid Analogs
Autor: Poornima Devi, Sunil Kumar, Abha Bishnoi, Ankita Srivastava, Krishna Srivastava, Shaheen Fatma
Publikováno v: Drug Research. 69:271-276
A number of 5-oxo-1-phenyl-4-(substituted methyl) pyrrolidine-3-carboxylic acid derivatives bearing pyrrolidine ring and methylamino residues in their structure were synthesized as potential antibacterial drugs. The chemical structures of all the com
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::382a2e4afb3a22e5ad8f2dc90b682fd3
https://doi.org/10.1055/a-0672-0804
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10
Synthesis, spectroscopic and DFT studies of novel 4-(morpholinomethyl)-5-oxo-1-phenylpyrrolidine-3-carboxylic acid
Autor: Krishna Srivastava, Shraddha Shukla, Shaheen Fatma, Roop Kumar, Abha Bishnoi, Poornima Devi
Publikováno v: Journal of Molecular Structure. 1157:551-559
A novel 4-(morpholinomethyl)-5-oxo-1-phenylpyrrolidine-3-carboxylic acid has been synthesized and its structural elucidation has been done by UV, FT-IR, 1H and 13C NMR spectroscopy. All quantum chemical calculations were carried out at level of densi
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4f194e65d2e9d1e9637b51357ba32312
https://doi.org/10.1016/j.molstruc.2017.12.065
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