Items where Author is "Verma, Girijesh Kumar"

Article

Nagaraju, Anugula ; Ramulu, B. Janaki ; Shukla, Gaurav ; Srivastava, Abhijeet ; Verma, Girijesh Kumar ; Raghuvanshi, Keshav ; Singh, Maya Shankar (2015) Catalyst-free one-pot four-component domino reactions in water–PEG-400: highly efficient and convergent approach to thiazoloquinoline scaffolds Green Chemistry, 17 (2). pp. 950-958. ISSN 1463-9262

Muthyala, Ramaiah ; Nagaraju, Anugula ; Ramulu, B. Janaki ; Shukla, Gaurav ; Srivastava, Abhijeet ; Verma, Girijesh Kumar ; Singh, Maya Shankar (2015) Solvent-free one-pot efficient and highly regioselective access to functionalized thiazolopyridones from α-enolic dithioesters Arkivoc, 2016 (2). pp. 42-52. ISSN 1551-7012

Nagaraju, Anugula ; Janaki Ramulu, B. ; Shukla, Gaurav ; Srivastava, Abhijeet ; Verma, Girijesh Kumar ; Raghuvanshi, Keshav ; Singh, Maya Shankar (2015) A facile and highly convergent approach to thiazolo[3,2-a]pyridines via one-pot multicomponent domino reaction under metal-free and solvent-free conditions Tetrahedron, 71 (21). pp. 3422-3427. ISSN 0040-4020

Verma, Girijesh Kumar ; Shukla, Gaurav ; Nagaraju, Anugula ; Srivastava, Abhijeet ; Singh, Maya Shankar (2014) DMAP-promoted cascade C–S/C–N bonds formation approach to 1,3-thiazolidin-4-ones via annulation of β-ketothioamides with α-halocarboxylic acids at room temperature Tetrahedron, 70 (39). pp. 6980-6984. ISSN 0040-4020

Verma, Girijesh Kumar ; Shukla, Gaurav ; Nagaraju, Anugula ; Srivastava, Abhijeet ; Raghuvanshi, Keshav ; Singh, Maya Shankar (2014) DMAP-promoted domino annulation of β-ketothioamides with internal alkynes: a highly regioselective access to functionalized 1,3-thiazolidin-4-ones at room temperature RSC Advances, 4 (23). pp. 11640-11647. ISSN 2046-2069

Nagaraju, Anugula ; Shukla, Gaurav ; Srivastava, Abhijeet ; Ramulu, B. Janaki ; Verma, Girijesh Kumar ; Raghuvanshi, Keshav ; Singh, Maya Shankar (2014) Easy access to α-hydroxyimino-β-oxodithioesters and application towards the synthesis of diverse 1,4-thiazine-3-ones via reduction/annulation cascade Tetrahedron, 70 (23). pp. 3740-3746. ISSN 0040-4020

Srivastava, Abhijeet ; Shukla, Gaurav ; Nagaraju, Anugula ; Verma, Girijesh Kumar ; Raghuvanshi, Keshav ; Jones, Raymond C. F. ; Singh, Maya Shankar (2014) In(OTf)3-catalysed one-pot versatile pyrrole synthesis through domino annulation of α-oxoketene-N,S-acetals with nitroolefins Organic and Biomolecular Chemistry, 12 (29). pp. 5484-5491. ISSN 1477-0520

Verma, Girijesh Kumar ; Shukla, Gaurav ; Nagaraju, Anugula ; Srivastava, Abhijeet ; Singh, Maya Shankar (2014) In(OTf)3-mediated dehydrative annulation of β-ketothioamides with phenylglyoxal: one-pot access to diversely functionalized pyrrol-2-thiones Tetrahedron Letters, 55 (37). pp. 5182-5185. ISSN 0040-4039

Nagaraju, Anugula ; Ramulu, B. Janaki ; Shukla, Gaurav ; Srivastava, Abhijeet ; Verma, Girijesh Kumar ; Raghuvanshi, Keshav ; Singh, Maya Shankar (2014) A facile and straightforward synthesis of 1,2,3-thiadiazoles from α-enolicdithioesters via nitrosation/reduction/diazotization/cyclization cascade in one-pot Tetrahedron Letters, 55 (15). pp. 2430-2433. ISSN 0040-4039

Verma, Girijesh Kumar ; Verma, Rajiv Kumar ; Singh, Maya Shankar (2013) Construction of five- and six-membered heterocycles on both Cp rings of the ferrocene moiety of α-oxoketene-S,S-acetal and β-oxodithioester via heteroaromatic annulation RSC Advances, 3 (1). pp. 245-252. ISSN 2046-2069

Shukla, Gaurav ; Verma, Girijesh Kumar ; Nagaraju, Anugula ; Verma, Rajiv Kumar ; Raghuvanshi, Keshav ; Singh, Maya Shankar (2013) DMAP mediated one-pot domino thienannulation: a versatile, regioselective and green mechanochemical route to naphtho[2,3-b]thiophenes RSC Advances, 3 (33). p. 13811. ISSN 2046-2069

Singh, Maya Shankar ; Nagaraju, Anugula ; Verma, Girijesh Kumar ; Shukla, Gaurav ; Verma, Rajiv Kumar ; Srivastava, Abhijeet ; Raghuvanshi, Keshav (2013) Eco-efficient, regioselective and rapid access to 4,5-disubstituted 1,2,3-thiadiazoles via [3 + 2] cycloaddition of α-enolicdithioesters with tosyl azide under solvent-free conditions Green Chemistry, 15 (4). p. 954. ISSN 1463-9262

Verma, Girijesh Kumar ; Verma, Rajiv Kumar ; Shukla, Gaurav ; Anugula, Nagaraju ; Srivastava, Abhijeet ; Singh, Maya Shankar (2013) One-pot straightforward approach to 2,3-disubstituted benzo/naphtho[b]furans via domino annulation of α-oxoketene dithioacetals and 1,4-benzo/naphthoquinone mediated by AlCl3 at room temperature Tetrahedron, 69 (32). pp. 6612-6619. ISSN 0040-4020

Verma, Rajiv Kumar ; Verma, Girijesh Kumar ; Shukla, Gaurav ; Nagaraju, Anugula ; Singh, Maya Shankar (2012) 4-Dimethylamino Pyridine-Promoted One-Pot Three-Component Regioselective Synthesis of Highly Functionalized 4H-Thiopyrans via Heteroannulation of β-Oxodithioesters Journal of Combinatorial Science, 14 (3). pp. 224-230. ISSN 2156-8952

Verma, Rajiv Kumar ; Verma, Girijesh Kumar ; Shukla, Gaurav ; Singh, Maya Shankar (2012) InCl3 catalyzed domino route to 2H-chromene-2-ones via [4 + 2] annulation of 2-hydroxyarylaldehydes with α-oxoketene dithioacetal under solvent-free conditions RSC Advances, 2 (6). p. 2413. ISSN 2046-2069

Verma, Rajiv Kumar ; Prajapati, Vijay Kumar ; Verma, Girijesh Kumar ; Chakraborty, Deblina ; Sundar, Shyam ; Rai, Madhukar ; Dubey, Vikash Kumar ; Singh, Maya Shankar (2012) Molecular Docking and in Vitro Antileishmanial Evaluation of Chromene-2-thione Analogues ACS Medicinal Chemistry Letters, 3 (3). pp. 243-247. ISSN 1948-5875