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» Authors » Vandana Srivastava

Vandana Srivastava

Explore the profile of Vandana Srivastava including associated specialties, affiliations and a list of published articles. Areas
Snapshot
Articles 29
Citations 189
Followers 0
Related Specialties
Chemistry
Biochemistry
Biology
Top 10 Co-Authors
Sundaram Singh
Vishal Singh
Khushbu Rajput
J K Kumar
M M Gupta
Suman P S Khanuja
Arvind Singh Negi
Suaib Luqman
Hoyun Lee
Mohtashim Lohani
Published In
Bioorg Med Chem Lett
RSC Adv
Bioorg Med Chem
Appl Opt
Mol Divers
Affiliations
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Recent Articles
1.
Montmorillonite K-10 catalyzed synthesis of Hantzsch dihydropyridine derivatives from methyl arenes generated ammonia under microwave irradiation in neat conditions
Singh V, Rajput K, Singh S, Srivastava V
RSC Adv . 2024 Aug; 14(37):27086-27091. PMID: 39193309
An expeditious, efficient, and environmentally friendly approach has been established for the synthesis of diverse Hantzsch 1,4-dihydropyridine derivatives utilizing montmorillonite K-10 as a catalyst in solvent-free conditions. The procedure entails...
2.
A chromatography-free one-pot, two-step synthesis of 1,2,4-thiadiazoles from primary amides thiolation and oxidative dimerization under solvent-free conditions: a greener approach
Rajput K, Singh V, Singh S, Srivastava V
RSC Adv . 2024 Jul; 14(31):22480-22485. PMID: 39015666
An efficient and practical one-pot, two-step synthesis of 1,2,4-thiadiazoles from primary amides with Lawesson reagent (LR) and -butyl hydrogen peroxide (TBHP) without solvent is demonstrated for the first time. This...
3.
Enhancing C-S and C-N bond formation with ultrasound assistance: lipase-catalyzed synthesis of 2,4-disubstituted thiazole derivatives from arylethanones and thioamides
Mahaur P, Rajput K, Singh V, Srivastava V, Singh S
RSC Adv . 2024 Jul; 14(29):21213-21218. PMID: 38974751
The present study explores an innovative approach for the efficient synthesis of 2,4-disubstituted thiazole derivatives, a class of compounds with diverse biological and pharmaceutical significance. This research presents lipase as...
4.
Visible-light-induced C-S bond formation in the synthesis of 2,4-disubstituted thiazoles through cascade difunctionalization of acetophenone: a greener approach
Rajput K, Singh V, Mahaur P, Singh S, Srivastava V
Org Biomol Chem . 2024 Mar; 22(14):2774-2779. PMID: 38497383
A groundbreaking approach has been developed for synthesizing 2,4-disubstituted thiazoles using an eco-friendly and metal-free approach. This novel method utilizes methyl aryl ketones, -bromo-succinimide (NBS), and thioamides in water as...
5.
Microwave-assisted chemoselective transamidation of secondary amides by selective N-C(O) bond cleavage under catalyst, additive and solvent-free conditions
Singh V, Rajput K, Mishra A, Singh S, Srivastava V
Chem Commun (Camb) . 2023 Nov; 59(94):14009-14012. PMID: 37941417
A microwave-assisted, highly chemoselective protocol has been developed for the transamidation of -butyloxycarbonyl (Boc) activated secondary carboxamides with amines. Under non-conventional microwave techniques, the reactions were achieved under catalyst, additive,...
6.
A green synthesis of pyrimido[4,5-]quinolines and pyrido[2,3-]pyrimidines a mechanochemical approach
Singh H, Kamal A, Maury S, Kushwaha A, Srivastava V, Singh S
Org Biomol Chem . 2023 May; 21(23):4854-4862. PMID: 37249156
A cost-effective and competent approach has been established for the synthesis of pyrimido[4,5-]quinolines and pyrido[2,3-]pyrimidines a multicomponent reaction of 1,3 diketones (dimedone, barbituric acid, and Meldrum's acid), 6-aminouracil and aromatic...
7.
Tetrahydropyrazolopyridines as antifriction and antiwear agents: experimental and DFT calculations
Kavita , Verma P, Verma D, Kumar B, Singh A, Shukla N, et al.
RSC Adv . 2022 May; 10(17):10188-10196. PMID: 35498590
Some tetrahydropyrazolopyridines (THPP-H) with the methoxy (THPP-OMe) and methyl (THPP-Me) substituents were synthesized by a one-pot multi-component reaction. NMR spectroscopy (H and C) was used to authenticate the synthesis. According...
8.
Urea hydrogen peroxide-initiated synthesis of pyranopyrazoles through oxidative coupling under base- and metal-free conditions by physical grinding method
Verma P, Chauhan S, Singh V, Singh S, Srivastava V
Mol Divers . 2021 Aug; 26(3):1769-1777. PMID: 34448984
A novel multicomponent one-pot expeditious synthesis of highly functionalized and pharmaceutically fascinated pyranopyrazoles has been developed. This reaction occurs via tandem Knoevenagel condensation reaction of methyl aryl derivatives, 3-methyl pyrazolone...
9.
Eosin Y-Catalyzed Synthesis of 3-Aminoimidazo[1,2-]Pyridines via the HAT Process under Visible Light through Formation of the C-N Bond
Singh H, Kamal A, Kumari S, Kumar D, Maury S, Srivastava V, et al.
ACS Omega . 2020 Nov; 5(46):29854-29863. PMID: 33251420
A comfortable, environment-friendly, and metal-free approach for synthesizing the biologically important moiety aminoimidazopyridine through the multicomponent reaction of benzylamine, 2-aminopyridine, and -butyl isocyanide under visible light using eosin Y as...
10.
Microwave-Induced Synthesis of Chitosan Schiff Bases and Their Application as Novel and Green Corrosion Inhibitors: Experimental and Theoretical Approach
Haque J, Srivastava V, Chauhan D, Lgaz H, Quraishi M
ACS Omega . 2019 Aug; 3(5):5654-5668. PMID: 31458765
Environmentally friendly three chitosan Schiff bases (CSBs) were first time synthesized under microwave irradiation by the reaction of chitosan and aldehydes [benzaldehyde (CSB-1), 4-(dimethylamino)benzaldehyde (CSB-2), and 4-hydroxy-3-methoxybenzaldehyde (CSB-3)] and characterized...