R. Kumar

发表

Domino Knoevenagel Condensation/Aza‐Ene Addition/N‐Cyclization Route to Functionalized Imidazo[1,2‐a]pyridines and Pyrido[1,2‐a]pyrimidines

S. Sivakumar, R. Kumar, 2014 .

Straightforward synthesis of pyrrolo[3,4-b]quinolines through intramolecular Povarov reactions

J. Menéndez, A. Almansour, H. Fun, 2015 .

1′,1′′-Dimethyl-4′-phenyldispiro[11H-indeno[1,2-b]quinoxaline-11,2′-pyrrolidine-3′,3′′-piperidin]-4′′-one

R. Kumar, Jishnu Suresh, R. A. Nagalakshmi, 2013, Acta crystallographica. Section E, Structure reports online.

‘On-water’ one-pot pseudo four-component domino protocol for the synthesis of novel benzo[a]cyclooctenes

R. Kumar, S. Maharani, 2013 .

Phenothiazine‐Tethered Biaryls as Fluorescent Probes for Multi‐Analyte Detection

R. Kumar, A. Shylaja, Somi Santharam Roja, 2022, ChemistrySelect.

Novel blue emissive dimethylfuran tethered 2-aminopyridine-3-carbonitrile as dual responsive fluorescent chemosensor for Fe3+ and picric acid in nanomolar detection limit

R. Kumar, A. Shylaja, S. R. Rubina, 2020 .

Air‐Assisted 2‐Oxo‐Driven Dehydrogenative α,α‐Diamination of 2‐Oxo Aldehydes to 2‐Oxo Acetamidines

Atul Kumar, Qazi Naveed Ahmed, R. Kumar, 2016 .

In vitro Mechanistic Exploration of Novel Spiropyrrolidine Heterocyclic Hybrids as Anticancer Agents

F. Mohammad, A. Almansour, Raju Suresh Kumar, 2020, Frontiers in Chemistry.

Discovery of novel cage-like heterocyclic hybrids as anti-inflammatory agents through the inhibition of nitrite, PGE2 and TNF-α.

K. Kwon, A. Almansour, Ha-Rim Kim, 2019, Bioorganic chemistry.

Thiazole‐tethered biaryls as fluorescent chemosensors for the selective detection of Fe 3+ ions

R. Kumar, S. Kumar, A. Shylaja, 2020 .

Crystal structure and docking studies of hexahydrocycloocta[b]pyridine-3-carbonitriles

R. Vishnupriya, R. Kumar, J. Suresh, 2014 .

Regioselective synthesis of novel dispiro oxindole–pyrrolizine–thiazolidine-2,4-dione hybrids

R. Kumar, R. V. Sumesh, S. Ponnuchamy, 2015 .

3-[2-Cyclopropyl-1-(2-fluorophenyl)-2-oxoethyl]-5-(4-methylsulfanylbenzylidene)-1,3-thiazolidine-2,4-dione

R. Kumar, Jishnu Suresh, P. Lakshman, 2013, Acta crystallographica. Section E, Structure reports online.

Four-Component Domino Synthesis of Pyrazolo[3,4- h]quinoline-3-carbonitriles: "Turn-Off" Fluorescent Chemosensor for Fe3+ Ions.

R. Kumar, A. Shylaja, Somi Santharam Roja, 2018, The Journal of organic chemistry.

4-Benzylidene-2-methyl-11-phenyl-1,2,3,4,11,11a-hexahydropyrido[3,4-c][1,5]benzothiazepine

B. Sridhar, R. Kumar, R. S. Kannan, 2007 .

A facile synthesis and highly atom economic 1,3-dipolar cycloaddition of hexahydropyrido[3,4-c][1,5]benzothiazepines with nitrile oxide: stereoselective formation of hexahydro[1,2,4]oxadiazolo[5,4-d]pyrido[3,4-c][1,5]benzothiazepines

S. Perumal, R. Kumar, 2007 .

A highly atom economic, chemo-, regio- and stereoselective synthesis, and discovery of spiro-pyrido-pyrrolizines and pyrrolidines as antimycobacterial agents

P. Yogeeswari, D. Sriram, S. Perumal, 2008 .

Sacrificial azomethine ylide cycloaddition controlled chemoselective nitrile oxide cycloaddition to 1-methyl-3,5-bis[(E)-arylmethylidene]tetrahydro-4(1H)-pyridinones: formation of mono-spiro-isoxazolines

S. Perumal, R. Kumar, 2007 .

A Facile Synthesis and Highly Atom Economic 1,3‐Dipolar Cycloaddition of Hexahydropyrido[3,4‐c][1,5]benzothiazepines with Nitrile Oxide: Stereoselective Formation of Hexahydro[1,2,4]oxadiazolo[5,4‐d]pyrido[3,4‐c][1,5]benzothiazepines.

S. Perumal, R. Kumar, 2007 .

Three-component tandem reactions of (2-arylsulfanyl-3-aryl-2-oxiranyl)(aryl)methanones and o -phenylenediamine: formation of quinoxalines

S. Perumal, R. Kumar, M. Nasar, 2007 .

Four-component tandem protocol for the stereoselective synthesis of highly functionalized [1,4]-thiazines

S. Perumal, R. Kumar, S. Indumathi, 2007 .

Chemo-, regio- and stereoselective 1,3-dipolar cycloaddition of C-aryl-N-phenylnitrones over 3,5-bis(arylidene)-1-methylpiperidin-4-ones: synthesis of highly substituted novel spiro-isoxazolidines

R. Guillot, S. Perumal, H. Kagan, 2006 .

Synthesis of indole–cycloalkyl[b]pyridine hybrids via a four-component six-step tandem process

A. Almansour, R. Kumar, M. Muthu, 2018, Beilstein journal of organic chemistry.

Domino four-component synthesis of novel cycloocta[ b ]pyridines

R. Kumar, S. Maharani, 2015 .

An atom efficient, solvent-free, green synthesis and antimycobacterial evaluation of 2-amino-6-methyl-4-aryl-8-[(E)-arylmethylidene]-5,6,7,8-tetrahydro-4H-pyrano[3,2-c]pyridine-3-carbonitriles.

P. Yogeeswari, D. Sriram, S. Perumal, 2007, Bioorganic & medicinal chemistry letters.

5′′-Benzylidene-1′′-methyl-1′-phenyl-1′,2′,3′,5′,6′,7′,8′,8a’-octahydrodispiro[acenaphthylene-1,3′-indolizine-2′,3′′-piperidine]-2,4′′(1H)-dione

R. Kumar, Jishnu Suresh, R. A. Nagalakshmi, 2012, Acta crystallographica. Section E, Structure reports online.

Synthesis of penta- and tetra-cyclic cage-like compounds and dispiro heterocycles through microwave-assisted solvent-free multi-component domino reactions

A. Almansour, Raju Suresh Kumar, R. Kumar, 2017 .

Sequential 1,3-Dipolar Cycloadditions in the Synthesis of Novel Tri-spiro Cyclohexanones and Piperidin-4-ones

S. Perumal, R. Kumar, B. Loganayaki, 2009 .

4-(4-Fluorophenyl)-6-methylamino-5-nitro-2-phenyl-4H-pyran-3-carbonitrile

R. Vishnupriya, R. Kumar, Jishnu Suresh, 2013, Acta crystallographica. Section E, Structure reports online.

Regioselective Reactions on a Chiral Substrate Controlled by the Configuration of a Chiral Catalyst

H. Kagan, R. Kumar, 2010 .

A one-pot three-component domino protocol for the synthesis of penta-substituted 4H-pyrans

R. Kumar, Selvaraj Kanchithalaivan, S. Sivakumar, 2013 .

Discovery of antimycobacterial spiro-piperidin-4-ones: an atom economic, stereoselective synthesis, and biological intervention.

P. Yogeeswari, D. Sriram, S. Perumal, 2008, Journal of medicinal chemistry.

An Atom Efficient, Solvent-Free, Green Synthesis and Antimycobacterial Evaluation of 2-Amino-6-methyl-4-aryl-8- [(E)-arylmethylidene]-5,6,7,8-tetrahydro-4H-pyrano [3,2-c]pyridine-3-carbonitriles.

P. Yogeeswari, D. Sriram, S. Perumal, 2008 .

Divergent Reactivity of Amino Acid Alkyl Ester Hydrochlorides with 2-Oxoaldehydes: Role of Selenium Dioxide To Promote Regioselective Synthesis of Imidazoles.

Qazi Naveed Ahmed, R. Kumar, Anil K. Padala, 2016, Organic letters.

TMSOTf-Catalysed Synthesis of 2,4,5-Trisubstituted Imidazoles from Vinyl Azides and Nitriles

N. Bhuvanesh, S. Muthusubramanian, R. Kumar, 2019, ChemistrySelect.

Multicomponent [3+2] cycloaddition strategy: stereoselective synthesis of novel polycyclic cage-like systems and dispiro compounds

A. Almansour, Raju Suresh Kumar, N. Arumugam, 2015 .

A Sustainable Approach to the Stereoselective Synthesis of Diazaheptacyclic Cage Systems Based on a Multicomponent Strategy in an Ionic Liquid

J. Menéndez, A. Almansour, H. Osman, 2016, Molecules.

Microwave-assisted chemoselective synthesis of novel pyrazolo[3,4- b ]thieno[3,4- e ]pyridines: substitution induced axial chirality

R. Kumar, M. Muthu, V. Jeyachandran, 2014 .

Synthesis of cycloalkano[b]pyridines by multicomponent strategy: ring-size mediated product selectivity, substitution-induced axial chirality and influence of the 14N quadrupole-relaxation

A. Almansour, Raju Suresh Kumar, N. Arumugam, 2016 .

Synthesis of novel 16-spiro steroids: Spiro-7′-(aryl)tetrahydro-1H-pyrrolo[1,2-c][1,3]thiazolo-trans-androsterone hybrid heterocycles

S. Perumal, R. Kumar, Selvaraj Kanchithalaivan, 2013, Steroids.

10-(4-Chlorophenyl)-14a-hydroxy-12-methyl-8,9,9a,10,12,13,14,14a-octahydro-5H-10a,14-methanoindeno[2′,1′:4,5]azepino[3,4-b]pyrrolizine-5,15(7H,11H)-dione

R. Kumar, Jishnu Suresh, R. A. Nagalakshmi, 2013, Acta crystallographica. Section E, Structure reports online.

Ultrasound-assisted sequential multicomponent strategy for the combinatorial synthesis of novel coumarin hybrids.

R. Kumar, Selvaraj Kanchithalaivan, Remani Vasudevan Sumesh, 2014, ACS combinatorial science.

One‐Pot Three‐Component Domino Synthesis of Isoxazolo[5,4‐ b ]pyrano[2,3‐ f ]quinolines: An Efficient Fluorescent Turn‐off Chemosensor for Picric Acid

S. Murugesan, R. Kumar, S. R. Rubina, 2022, ChemistrySelect.

Synthesis of novel 16-spiro steroids: 7-(Aryl)tetrahydro-1H-pyrrolo[1,2-c][1,3]thiazolo estrone hybrid heterocycles

R. Kumar, S. Kumar, V. Jeyachandran, 2014, Steroids.

Access to highly substituted oxazoles by the reaction of α-azidochalcone with potassium thiocyanate

S. Muthusubramanian, R. Kumar, Mysore Bhyrappa Harisha, 2020, Beilstein journal of organic chemistry.

Sequential 1,3‐Dipolar Cycloadditions in the Synthesis of Novel Tri‐Spiro Cyclohexanones and Piperidin‐4‐ones.

S. Perumal, R. Kumar, B. Loganayaki, 2010 .

Multicomponent Dipolar Cycloaddition Strategy: Combinatorial Synthesis of Novel Spiro-Tethered Pyrazolo[3,4-b]quinoline Hybrid Heterocycles.

A. Almansour, N. Arumugam, R. Kumar, 2016, ACS combinatorial science.

Synthesis of Epiminocyclohepta[b]pyrazolo[4,3-e]pyridines from Tropinone: Fluorescent “Turn On–Off” Chemosensors for the Sequential Detection of Al3+, Cd2+ and Pb2+ in Nanomolar Concentration

S. Murugesan, R. Kumar, S. R. Rubina, 2022, Journal of Molecular Structure.

Stereoselective Synthesis of Novel Dispiro Oxindole-pyrrolothiazole-androsterone Hybrids

R. Kumar, Selvaraj Kanchithalaivan, M. Rani, 2014 .

2-Oxo Driven Unconventional reactions: Microwave Assisted Approaches to Tetrahydrofuro[3,2-d]oxazoles and Furanones.

Satyanarayana Battula, Qazi Naveed Ahmed, R. Kumar, 2015, Organic letters.

Seven-membered Rings with Three Heteroatoms 1,2,5

M. Balasubramanian, R. Kumar, S. Perumal, 2008 .

Imidazolium ylide mediated tandem Knoevenagel–Michael–O-cyclization sequence for the synthesis of multi-substituted 4,5-dihydrofurans

Arumugam Natarajan, A. Almansour, R. Kumar, 2021 .

Synthesis of highly functionalized 2-thiaspiro[4.5]deca-6,8-dienes via atom efficient tandem Michael addition/Thorpe–Ziegler cyclization

A. Almansour, Raju Suresh Kumar, R. Kumar, 2016 .

Phenothiazine‐Tethered 2‐Aminopyridine‐3‐carbonitrile: Fluorescent Turn‐Off Chemosensor for Fe 3+ Ions and Picric Acid

R. Kumar, A. Shylaja, Somi Santharam Roja, 2020 .

A one-pot access to pyridine/benzo fused cyclododecanes via multi-component tandem reactions

A. Almansour, Raju Suresh Kumar, R. Kumar, 2018, Tetrahedron.

Ionic Liquid-Promoted Synthesis and Cholinesterase Inhibitory Activity of Highly Functionalized Spiropyrrolidines

A. Almansour, Raju Suresh Kumar, N. Arumugam, 2015 .

Ionic liquid mediated synthesis and in vitro mechanistic exploration of polycyclic cage‐like heterocyclic hybrid

J. Menéndez, A. Almansour, Raju Suresh Kumar, 2020 .

2-Methoxy-4-(2-methoxyphenyl)-5,6,7,8,9,10-hexahydrocycloocta[b]pyridine-3-carbonitrile

R. Vishnupriya, R. Kumar, Jishnu Suresh, 2014, Acta crystallographica. Section E, Structure reports online.

Spectral analysis and crystal structure of two substituted spiro acenaphthene structures

R. Kumar, J. Suresh, S. Sivakumar, 2012 .

Straightforward Synthesis of Pyrrolo[3,4‐b]quinolines Through Intramolecular Povarov Reactions.

J. Menéndez, A. Almansour, H. Fun, 2016 .

Synthesis, Spectroscopic and Docking Studies of Napthyl Substituted Di-Spiro Octahydroindolizine

R. Kumar, J. Suresh, R. Sankaranarayanan, 2013 .

Spectral Analysis and Crystal Structure of Spiro[2.2”] Acenaphthene-1”-One-Spiro[3.3’]-5’-(2,3-Dichlorophenyl Methylidene)-1’-Methylpiperidin-4’-One-4- (2,3-Dichlorophenyl) Octahydroindolizine

R. Kumar, J. Suresh, S. Sivakumar, 2012 .

Stereoselective green synthesis and molecular structures of highly functionalized spirooxindole-pyrrolidine hybrids – A combined experimental and theoretical investigation

A. Almansour, Raju Suresh Kumar, H. Ghabbour, 2018 .

Highly functionalized dispiro oxindole-pyrrolo[1,2-c]thiazole-piperidone hybrid: Synthesis, characterization and theoretical investigations on the regiochemistry

A. Almansour, Raju Suresh Kumar, H. Ghabbour, 2016 .

A one-pot domino synthesis and discovery of highly functionalized dihydrobenzo[b]thiophenes as AChE inhibitors.

R. Kumar, T. S. Choon, V. Jeyachandran, 2013, Bioorganic & medicinal chemistry letters.

Dipolar cycloaddition based multi-component reaction: Synthesis of spiro tethered acenaphthylene–indolizine–pyridinone hybrids

G. Periyasami, A. Almansour, Raju Suresh Kumar, 2018, Tetrahedron Letters.

14a-Hydroxy-12-methyl-10-(4-methylphenyl)-8,9,9a,10,12,13,14,14a-octahydro-10a,14-methano-5H-indeno[2′,1′:4,5]azepino[3,4-b]pyrrolizine-5,15(7H,11H)-dione

R. Kumar, Jishnu Suresh, K. Malathi, 2013, Acta crystallographica. Section E, Structure reports online.

5′′‐(4‐Chlorobenzylidene)‐4′‐(4‐chlorophenyl)‐1′′‐methyl‐5′‐phenylacenaphthene‐1‐spiro‐2′‐pyrrolidine‐3′‐spiro‐3′′‐piperidine‐2,4′′‐dione

R. Kumar, R. S. Kannan, S. Athimoolam, 2007 .

5′′-(4-Methoxybenzylidene)-7′-(4-methoxyphenyl)-1′′-methyl-5′,6′,7′,7a’-tetrahydrodispiro[acenaphthene-1,5′-pyrrolo[1,2-c][1,3]thiazole-6′,3′′-piperidine]-2,4′′-dione

R. Vishnupriya, R. Kumar, Jishnu Suresh, 2011, Acta crystallographica. Section E, Structure reports online.

Synthesis of Novel Dispiro 1,4-Benzothiazine Hybrid Heterocycles Through 1,3-Dipolar Cycloaddition

R. Kumar, K. Malathi, V. Jeyachandran, 2015 .

Azaphenantherene derivatives as inhibitor of SARS CoV-2 Mpro: Synthesis, physicochemical, quantum chemical and molecular docking analysis

R. Kumar, M. Venkateshan, M. Muthu, 2020, Chemical Data Collections.

Azafluorene derivatives as inhibitors of SARS CoV-2 RdRp: Synthesis, physicochemical, quantum chemical, modeling and molecular docking analysis

R. Kumar, M. Venkateshan, M. Muthu, 2020, Journal of Molecular Structure.

Crystal structure, Hirshfeld surface analysis, DFT calculations and molecular docking studies on pyridine derivatives as potential inhibitors of NAMPT

R. Kumar, M. Venkateshan, M. Muthu, 2019, Chemical Data Collections.

Crystal structure and molecular docking studies of benzo[8]annulenes as potential inhibitors against Mycobacterium tuberculosis

R. Kumar, J. Suresh, S. Maharani, 2016 .

4-(2-Fluorophenyl)-2-methoxy-5,6,7,8,9,10-hexahydrocycloocta[b]pyridine-3-carbonitrile

R. Vishnupriya, R. Kumar, P. Lakshman, 2014, Acta crystallographica. Section E, Structure reports online.

Microwave‐Assisted Chemoselective Synthesis of Novel Pyrazolo[3,4‐b]thieno[3,4‐e]pyridines: Substitution Induced Axial Chirality.

R. Kumar, M. Muthu, V. Jeyachandran, 2014 .

Crystal structure of 7′-(4-chlorophenyl)-2′′-(4-methoxyphenyl)-7′,7a’,7′′,8′′-tetrahydro-1′H,3′H,5′′H-dispiro[indoline-3,5′-pyrrolo[1,2-c]thiazole-6′,6′′-quinoline]-2,5′′-dione and an unknown solvent

R. Vishnupriya, R. Kumar, P. Lakshman, 2019, Acta crystallographica. Section E, Crystallographic communications.

7‐Methyl‐9‐(4‐methylbenzylidene)‐1‐(4‐methylphenyl)‐3,4‐diphenyl‐2‐oxa‐3,7‐diazaspiro[4.5]decan‐10‐one

S. Perumal, R. Kumar, J. Suresh, 2006 .

Crystal structure of 1′,1′′-dimethyl-4′-(4-cholorophenyl)dispiro[11H-indeno[1,2-b]quinoxaline-11,2′-pyrrolidine-3′,3′′-piperidin]-4′′-one

R. Kumar, K. Malathi, P. Lakshman, 2015, Acta crystallographica. Section E, Crystallographic communications.