2020

Iodine‐Catalyzed C−H Functionalization of Cyclopentenedione with Benzamidine: A Double Dehydrogenative Oxidative Cyclization to Access Fused Imidazoles.

Ahwan Panigrahi, Jayaraman Dhineshkumar, Kandikere Ramaiah Prabhu, Adv. Syn. Cat..

Sulfoxonium-Ylide-Directed C−H Activation and Tandem (4 + 1)
Annulation
Vinayak Hanchate,† Ravi Devarajappa,† and Kandikere Ramaiah Prabhu, Org. Lett.

Weak Coordinating Carbonyl-Directed Rhodium(III)-Catalyzed C−H
Activation at the C4-Position of Indole with Allyl Alcohols
Mahadev Sharanappa Sherikar, Ravi Devarajappa, and Kandikere Ramaiah Prabhu, J. Org. Chem.

Rhodium(III)-Catalyzed C–H Activation: A Cascade Approach for the Regioselective Synthesis of Fused Heterocyclic Lactone. Anil Kumar and Kandikere Ramaiah Prabhu, J. Org. Chem.

2019

Cobalt‐Catalyzed Regioselective [4+2] Annulation/Lactonization of Benzamides with 4‐Hydroxy‐2‐Alkynoates under Aerobic Conditions
Nachimuthu Muniraj, Anil Kumar and Kandikere Ramaiah Prabhu, Adv. Synth. Catal.

Synthesis of Naphthols by Rh(III)-Catalyzed Domino C−H Activation, Annulation, and Lactonization Using Sulfoxonium Ylide as a Traceless Directing Group
V Hanchate, A. Kumar, and K. R. Prabhu, Org Lett

Synthesis of Furanone-Fused 1,2-Benzothiazine by Rh(III)-Catalyzed C–H Activation: Regioselective Oxidative Annulation Leading to in Situ Lactonization in One Pot
V Hanchate, A. Kumar, and K. R. Prabhu, J. Org. Chem.

Manganese-CatalysedCH Activation:A RegioselectiveCHAlkenylationof Indolesandother(hetero)aromaticswith4-Hydroxy-2-AlkynoatesLeadingto ConcomitantLactonization
A. Kumar, N. Muniraj, and K. R. Prabhu, Advn Syn Cat.

Weak Coordinating Carboxylate Directed Rhodium(III)-Catalyzed C–H Activation: Switchable Decarboxylative Heck-Type and [4 + 1] Annulation Reactions with Maleimides
M. S. Sherikar, K. R. Prabhu, Org. Lett. 2019, 10.1021/acs.orglett.9b01412 (just accepted)

Rh(III)-Catalyzed Oxidative Annulation of Sulfoximines with Arylalkynyl Silanes via Desilylation
V. Hanchate, N. Muniraj, K. R. Prabhu, J. Org. Chem. 2019, 10.1021/acs.joc.9b00743 (just accepted)

Rh(III)‐Catalyzed Distal C‐H Alkenylation of Weakly Coordinating Acetamides Via Desilylation Pathway
V. B. Ramesh^‡, N. Muniraj^‡, K. R. Prabhu, Adv. Synth. Cat. 2019, 10.1002/adsc.201900307 (‡ equal contribution; just accepted)

Visible-Light-Mediated Direct Decarboxylative Acylation of Electron-Deficient Heteroarenes Using α-Ketoacids
S. Manna, K. R. Prabhu, J. Org. Chem. 2019, 84, 5067-5077 (one of the most read articles for Apr 2019)

Cobalt(III)‐Catalyzed Direct ortho‐Alkenylation of Arylpyrazoles: A Comparative Study on Decarboxylation and Desilylation
A. Kumar, N. Muniraj, K. R. Prabhu, Eur. J. Org. Chem. 2019, 2019, 2735-2739

Boron‐Catalyzed Carbonate Functionality Transfer Reaction
S. Rao, P. K. S. Ashwathappa, K. R. Prabhu, Asian J. Org. Chem. 2019, 8, 320-323

Cobalt(III)-Catalyzed [4 + 2] Annulation of N-Chlorobenzamides with Maleimides
N. Muniraj, K. R. Prabhu, Org. Lett. 2019, 21, 1068-1072

Boron-Catalyzed C−C Functionalization of Allyl Alcohols
S. Rao, R. Kapanaiah, K. R. Prabhu, Adv. Synth. Cat. 2019, 361, 1301-1306

2018

Employing Water as the Hydride Source in Synthesis: A Case Study of Diboron Mediated Alkyne Hydroarylation
S. Rao, M. N. Joy, K. R. Prabhu, J. Org. Chem. 2018, 83, 13707-13715

Iodine-Catalyzed Chemoselective C-N Bond-Forming Reactions Using Benzylic or Cinnamyl Alcohols with Heterocyclic Thiols and Thiones
Y. Siddaraju, K. R. Prabhu, J. Org. Chem. 2018, 83,11145–11153

Stereodivergent Alkyne Reduction by using Water as the Hydrogen Source
S. Rao, K. R. Prabhu, Chem. Eur. J. 2018, 24, 13954-13962

Cobalt(III)-Catalyzed C−H Activation: Counter Anion Triggered Desilylative Direct ortho-Vinylation of Secondary Benzamides
N. Muniraj, K. R. Prabhu, Adv. Synth. Cat. 2018, 360, 3579-3584

Rh(III)-Catalyzed C−H Activation: Mizoroki–Heck-Type Reaction of Maleimides
K. R. Bettadapur, M. S. Sherikar, V. Lanke, K. R. Prabhu, Asian J. Org. Chem. 2018, 7, 1338-1342 (Special Issue: C‐H Activation)

Iodine-Catalyzed Chemoselective Hydroamination Reaction Using 5-Mercaptotetrazoles Derivatives
Y. Siddaraju, K. R. Prabhu, ACS Omega 2018, 3, 4908-4917

Cobalt(III)−Catalyzed C−H Activation: A Secondary Amide Directed Decarboxylative Functionalization of Alkynyl Carboxylic Acids Wherein Amide NH-group Remains Unreactive
N. Muniraj, K. R. Prabhu, Adv. Synth. Cat. 2018, 360, 1370-1375

Regioselective Sulfenylation of α′-CH3 or α′-CH2 Groups of α,β-Unsaturated Ketones with Heterocyclic Thiols
Y. Siddaraju, K. R. Prabhu, J. Org. Chem. 2018, 83, 2986-2992

Weak Directing Group Steered Formal Oxidative [2+2+2]-Cyclization for Selective Benzannulation of Indoles
K. R. Bettadapur‡, R. Kapanaiah‡, V. Lanke, K. R. Prabhu, J. Org. Chem. 2018, 83, 1810-1818 (‡ equal contribution)

Substituent-Directed Regioselective Azidation: Copper-Catalyzed C-H Azidation and Iodine-Catalyzed Dearomatizative Azidation of Indole
J. Dhineshkumar, K. Gadde, K. R. Prabhu, J. Org. Chem. 2018, 83, 228-235

Rh(III)-Catalyzed: ortho-C-(sp2)-H amidation of ketones and aldehydes under synergistic ligand-accelerated catalysis
A. E. Hande, V. B. Ramesh, K. R. Prabhu, Chem. Commun. 2018, 54, 12113-12116

Rhodium(III)-catalyzed C–H activation at the C4-position of indole: switchable hydroarylation and oxidative Heck-type reactions of maleimides
M. S. Sherikar, R. Kapanaiah, V. Lanke, K. R. Prabhu, Chem. Commun. 2018, 54, 11200-11203

2017

Ru(II)-Catalyzed C-H Amidation of Indoline at the C7-Position Using Dioxazolone as an Amidating Agent: Synthesis of 7-Amino Indoline Scaffold
Hande, A.E., Prabhu, K.R. ​J.Org. Chem. 2017, 82, 13405-13413

Cobalt(III)-Catalyzed C-H Activation: Azo Directed Selective 1,4-Addition of Ortho C-H Bond to Maleimides
N. Muniraj, K. R. Prabhu, J. Org. Chem. 2017, 82, 6913-6921

Pd-Boron-Catalyzed One Carbon Isomerization of Olefins: Water Assisted Process at Room Temperature
D.P. Ojha, K. Gadde, K. R. Prabhu, J. Org. Chem. 2017, 82, 4859-4865

Iodine-Catalyzed Cross Dehydrogenative Coupling Reaction: Sulfenylation of Enaminones Using Dimethyl Sulfoxide as an Oxidant
Y. Siddaraju, K. R. Prabhu, J. Org. Chem. 2017, 82, 3084-3093

Gold-Catalyzed [2,3]-Sigmatropic Rearrangement: Reaction of Aryl Allyl Alcohols with Diazo Compounds
S. Rao, K. R. Prabhu, Org. Lett. 2017, 19, 846–849

Co(III)-Catalyzed C-H Activation: A Site-Selective Conjugate Addition of Maleimide to Indole at the C-2 Position
N. Muniraj, K. R. Prabhu, ACS Omega 2017, 2, 4470-4479

Sulfur Assisted Tandem Electrophilic Fluorinative Deacylation: Synthesis of α-Fluoro β-Ketosulfides
B. V. Varun, K. R. Prabhu, J. Org. Chem. 2017, 82, 9525-9536

Iodine-catalyzed sulfenylation of pyrazolones using dimethyl sulfoxide as an oxidant
Y. Siddaraju, K. R. Prabhu, Org. Biomol. Chem. 2017, 15, 5191-5196

Iridium(III) catalyzed regioselective amidation of indoles at the C4-position using weak coordinating groups
V. Lanke, K. R. Prabhu, Chem. Commun. 2017, 53, 5117-5120 (Most cited articles from 2017)

Catalyst-Free Cross-Dehydrogenative Coupling Strategy Using Air as an Oxidant: Synthesis of α-Aminophosphonates
J. Dhineshkumar, P. Samaddar, K. R. Prabhu, ACS Omega 2017, 2, 4885-4893

Cobalt(III)-Catalyzed C-H Amidation of Azobenzene Derivatives Using Dioxazolone as an Amidating Reagent
A. E. Hande, N. Muniraj , K. R. Prabhu, ChemistrySelect 2017, 2, 5965-5969

A deciduous directing group approach for the addition of aryl and vinyl nucleophiles to maleimides
K. R. Bettadapur, V. Lanke, K. R. Prabhu, Chem. Commun. 2017, 53, 6251-6254

Recent advancements in dehydrogenative cross coupling reactions for C-C bond formation
B. V. Varun‡, J. Dhineshkumar‡, K. R. Bettadapur‡, Y. Siddaraju‡, K. Alagiri, K. R. Prabhu, Tetrahedron Lett. 2017, 58, 803-824 (Review article; ‡ equal contribution)

2016

Iodine Promoted Regioselective α-Sulfenylation of Carbonyl Compounds using Dimethyl Sulfoxide as an Oxidant
Y. Siddaraju, K. R. Prabhu, Org. Lett. 2016, 18, 6090-6093

Electronic Nature of Ketone Directing Group as a Key to Control C-2 vs C-4 Alkenylation of Indoles
V. Lanke, K. R. Bettadapur, K. R. Prabhu, Org. Lett. 2016, 18, 5496-5499

Generation of Hydrogen from Water: A Pd-Catalyzed Reduction of Water Using Diboron Reagent at Ambient Conditions
D. P. Ojha, K. Gadde, K. R. Prabhu, Org. Lett. 2016, 18, 5062-5065

A copper catalyzed azidation and peroxidation of β-naphthols via an oxidative dearomatization strategy
J. Dhineshkumar, P. Samaddar, K. R. Prabhu, Chem. Commun. 2016, 52, 11084-11087

Iodine-Catalyzed Cross Dehydrogenative Coupling Reaction: A Regioselective Sulfenylation of Imidazoheterocycles Using Dimethyl Sulfoxide as an Oxidant
Y. Siddaraju, K. R. Prabhu, J. Org. Chem. 2016, 81, 7838

Ru(II)-Catalyzed C-H Activation: Amide-Directed 1,4-Addition of the Ortho C-H Bond to Maleimides
P. Keshri, K. R. Bettadapur, V. Lanke, K. R. Prabhu, J. Org. Chem. 2016, 81, 6056–6065

Transition metal-free Minisci reaction promoted by NCS, and TBHP: Acylation of heteroarenes
Y. SIddaraju, K. R. Prabhu, Tetrahedron 2016, 72, 959-967

Pd-catalyzed hydroborylation of alkynes: A ligand controlled regioselectivity switch for the synthesis of α- or β-vinylboronates
D. P. Ojha, K. R. Prabhu, Org. Lett. 2016, 18, 432-435

An Efficient Tertiary Azidation of 1,3‐Dicarbonyl Compounds in Water Catalyzed by Tetrabutylammonium Iodide
J. Dhineshkumar, K. R. Prabhu, Eur. J. Org. Chem. 2016, 2016, 447-452

N‐Iodosuccinimide Catalyzed Oxidative Selenocyanation and Thiocyanation of Electron Rich Arenes
N. Muniraj, J. Dhineshkumar, K. R. Prabhu, ChemistrySelect 2016, 1, 1033-1038

Synthesis of α-sulfenyl monoketones via a metal-free oxidative cross dehydrogenative coupling (CDC) reaction
B. V. Varun, K. Gadde, K. R. Prabhu, Org. Biomol. Chem. 2016, 14, 7665-7670

2015

A chemoselective α-aminoxylation of aryl ketones: a cross dehydrogenative coupling reaction catalysed by Bu₄NI
Y. Siddaraju, K. R. Prabhu, Org. Biomol. Chem. 2015, 13, 11651-11656

Site-Selective Addition of Maleimide to Indole at the C-2 Position: Ru(II)-Catalyzed C–H Activation
V. Lanke, K. R. Bettadapur, K. R. Prabhu, Org. Lett. 2015, 17, 4662-4665

Ru (II)-Catalyzed C–H Activation: Ketone-Directed Novel 1,4-Addition of Ortho C–H Bond to Maleimides
K. R. Bettadapur, V. Lanke,  K. R. Prabhu, Org. Lett. 2015, 17, 4658-4661

Iodine promoted α-hydroxylation of ketones
Y. Siddaraju,  K. R. Prabhu, Org. Biomol. Chem. 2015, 13, 6749-6753

Sulfenylation of β-Diketones Using C–H Functionalization Strategy
B. V. Varun, K. Gadde, K. R. Prabhu, Org. Lett. 2015, 17, 2944-2947

Copper‐Catalyzed Direct Transformation of Secondary Allylic and Benzylic Alcohols into Azides and Amides: An Efficient Utility of Azide as a Nitrogen Source
B. V. Rokade, K. Gadde, K. R. Prabhu, Eur. J. Org. Chem. 2015, 2015, 2706-2717

Regioselective Synthesis of Vinyl Halides, Vinyl Sulfones, and Alkynes: A Tandem Intermolecular Nucleophilic and Electrophilic Vinylation of Tosylhydrazones
D. P. Ojha, K. R. Prabhu, Org. Lett. 2015, 17, 18-21

2014

Regioselective Thiolation of Arenes and Heteroarenes: C–H Functionalization Strategy for C–S Bond Formation
B. V. Varun, K. R. Prabhu, J. Org. Chem. 2014, 79, 9655-9668

Copper-Catalyzed Decarboxylative Sulfonylation of α,β-Unsaturated Carboxylic Acids
B. V. Rokade, K. R. Prabhu, J. Org. Chem. 2014, 79, 8110-8117

A Transition Metal-Free Minisci Reaction: Acylation of Isoquinolines, Quinolines, and Quinoxaline.
S. Yogesh, M. Lamani, K. R.  Prabhu, J. Org. Chem. 2014, 79, 3856-3865.

Copper‐Catalyzed Oxidative Transformation of Secondary Alcohols to 1,5‐Disubstituted Tetrazoles
B. V. Rokade, K. Gadde and K. R. Prabhu, Adv. Synth. Catal. 2014, 356, 946-950.

A metal-free and a solvent-free synthesis of thio-amides and amides: an efficient Friedel–Crafts arylation of isothiocyanates and isocyanates
B. V. Varun, A. Sood, K. R. Prabhu, RSC Adv. 2014, 4, 60798-60807

2013

Novel Pd-catalyzed Cross Coupling Reactions of Hydrazones: A Regio-Selective Synthesis of Highly Branched Diene.
D. P.  Ojha, K. R.  Prabhu, J. Org. Chem. 2013, 78, 12136-12143

Synthesis of substituted nitroolefins: a copper catalyzed nitrodecarboxylation of unsaturated carboxylic acids
B. V. Rokade, K. R.  Prabhu, Org. Biomol. Chem. 2013, 11, 6713-6716

Regioselective Synthesis of 4-Substituted Indoles via C–H Activation: A Ruthenium Catalyzed Novel Directing Group Strategy
V. Lanke and K. R. Prabhu, Org. Lett. 2013, 15, 6262-6265 (Highlighted in Synfacts by V. Snieckus, M. Dowling, Synfacts, 10, 2014, 0138)

Cross-Hetero-Dehydrogenative CouplingReaction of Phosphites: A Catalytic Metal-Free Phosphorylation of Amines and Alcohols
J. Dhineshkumar, K. R. Prabhu, Org. Lett. 2013, 15, 6062-6065

Highly Regioselective C2-Alkenylation of 2 Indoles Using the N‑Benzoyl Directing 3 Group: An Efficient Ru-Catalyzed 4 Coupling Reaction
V. Lanke and K. R. Prabhu, Org. Lett. 2013, 15, 2818-2821

A Versatile C-H Functionalization of Tetrahydroisoquinolines Catalyzed by Iodine at Aerobic Conditions
J. Dhineshkumar, M. Lamani, K. Alagiri, K. R. Prabhu, Org. Lett. 2013, 15, 1092-1095

A non-isothiocyanate route to synthesize trisubstituted thioureas of arylamines using in situ generated dithiocarbamates
B. V. Varun, K. R. Prabhu, RSC Adv. 2013, 3, 3079-3087

2012

Palladium Catalyzed Coupling of Tosylhydrazones with Aryl and Heteroaryl Halides in the Absence of External Ligands: Synthesis of Substituted Olefins
D. P.  Ojha, K. R.  Prabhu, J. Org. Chem. 2012, 77, 11027-11033 

NIS Catalyzed Reactions: Amidation of Acetophenones and Oxidative Amination of Propiophenones
M. Lamani, K. R. Prabhu, Chem. Eur. J. 2012, 18, 14638 (Most accessed paper, October 2012)

Chemoselective Schmidt Reaction Mediated by Triflic Acid: Selective Synthesis of Nitriles from Aldehydes
B. V. Rokade, K. R.  Prabhu, J. Org. Chem. 2012, 77, 5364−5370 (One of the most article paper in J. Org. Chem.  May 2012)

Guanidine Catalyzed Aerobic Reduction: A Selective Aerobic hydrogenation of Olefins using Aqueous Hydrazine
M. Lamani, G. S. Ravikumara, K. R.  Prabhu, Chem. Commun. 2012, 48, 6583-6585

A Novel Oxidative Transformation of Alcohols to Nitriles: An Efficient Utility of Azide as a Nitrogen Source
B. V. Rokade, S. K. Malekar, K. R.  Prabhu, Chem. Commun. 2012, 48, 5506

Iron(III) Chloride‐Catalysed Aerobic Reduction of Olefins using Aqueous Hydrazine at Ambient Temperature
M. Lamani, G. S. Ravikumara, K. R.  Prabhu, Adv. Synth. Catal. 2012, 354, 1437-1442

CDC Reactions of N-Aryl Tetrahydroisoquinolines Using Catalytic Amount of DDQ: C-H Activation under Aerobic Condition
K. Alagiri, P. Devadig, K. R.  Prabhu, Chem. Eur. J. 2012, 18, 5160

A Non-metal Catalysed Oxidation of Primary Azides to Nitriles at Ambient Temperature
M. Lamani, P. Devadig, K. R.  Prabhu, Org. Biomol. Chem. 2012, 10, 2753 (This work was highlighted in Org. Process Res. Dev. (Green Chemistry Articles of Interest to the Pharmaceutical Industry) Org. Process Res. Dev. 2011, 15, 748–756)

C-H Functionalization of Tertiary Amines by Cross Dehydrogenative Coupling Reactions: Solvent-Free Synthesis of α-Amino Nitriles and β-Nitro Amines under Aerobic Condition
K. Alagiri, K. R.  Prabhu, Org. Biomol. Chem. 2012, 10, 835

Efficient synthesis of carbonyl compounds: oxidation of azides and alcohols Catalyzed by vanadium pentoxide in water using tert-butylhydroperoxide
K. Alagiri, K. R.  Prabhu, Tetrahedron 2011, 67, 8544-8551

Iodine Catalyzed Amination of Benzoxazoles: A Metal Free Route to 2-Aminobenzoxazoles under Mild Conditions
M. Lamani, K. R.  Prabhu, J. Org. Chem. 2011, 76, 7938

An Oxidative Cross-Dehydrogenative-Coupling Reaction in Water using Molecular Oxygen as the Oxidant: Vanadium Catalyzed Indolation of Tetrahydroisoquinolines
K. Alagiri, G. S. Ravikumara, K. R.  Prabhu, Chem. Commun. 2011, 47, 11787

Catalyst-Free Regio- and Stereospecific Synthesis of β-Sulfonamido Dithiocarbamates: Efficient Ring-Opening Reactions of N-Tosyl Aziridines by Dialkyldithiocarbamates
K. Alagiri, K. R.  Prabhu, Chem. Eur. J. 2011, 17, 6922-6925

Acylation of Grignard reagents mediated by N-methylpyrrolidone: A remarkable selectivity for the synthesis of ketones
M. S. Gowda, S. S. Pande, R. A. Ramakrishna, K. R.  Prabhu, Org. Biomol. Chem. 2011, 9, 5365

Metal-free deprotection of terminal acetonides by using tert­-butylhydroperoxide in aqueous medium
M. Maddani, R. A. Ramakrishna, K. R.  Prabhu, Synlett 2011, 6, 821-825

Dioxomolybdenum reagents in organic synthesis: utility of redox capability to design reduction and oxidation
M. Maddani, K. R.  Prabhu, J. Indian Inst. Sci. 2010, 90, 287-297

An Efficient Oxidation of Primary Azides Catalyzed by Copper Iodide: A Convenient method for the Synthesis of Nitriles
M. Lamani, K. R.  Prabhu, Angew. Chem, Int. Ed., 2010, 49, 6622-6625

A Concise Synthesis of Substituted Thiourea derivatives in Aqueous Medium
M. Lamani, K. R.  Prabhu, J. Org. Chem. 2010, 75, 2327

Chemoselective reduction of azides catalyzed by molybdenum xanthate by using phenylsilane as the hydride source
M. Maddani, S. K. Moorthy, K. R.  Prabhu, Tetrahedron 2010, 66, 329

A chemoselective aerobic oxidation of benzylic azides catalyzed by molybdenum xanthate in an aqueous medium
M. Maddani, K. R.  Prabhu, Tetrahedron Lett. 2008, 49, 4526-4530

A convenient method for the synthesis of substituted thioureas
M. Maddani, K. R.  Prabhu, Tetrahedron Lett. 2007, 48, 7151-7154

Anionic clays as hosts for anchored synthesis: Interlayer bromination of maleate and fumarate ions in nickel–zinc layered hydroxy double salt
J. Arulraj, J. T. Rajamathi, K. R. Prabhu, M. Rajamathi, Solid State Sci. 2007, 9, 812-816

Synthesis, Docking and Anti-Tumor Activity of β-L-1,3-Thiazolidine Pyrimidine Nucleoside Analogues
S. N. Sriharsha, K. S. R. Pai, Suhas, S. Shashikanth, N. Chandra, K. R.  Prabhu, Med. Chem. 2007, 3, 425-432

Synthesis of Thioglycosides by Tetrathiomolybdate‐Mediated Michael Additions of Masked Thiolates
P. R. Sridhar, K. R. Prabhu, S. Chandrasekaran, Eur. J. Org. Chem. 2004, 23, 4809-4815

Unprecedented rhodium-mediated catalytic transfer hydrogenation of a phosphonate functionalized olefin in ecofriendly media
K. Raghuraman, N. Pillarsetty, K. R. Prabhu, K. K. Katti, K. V. Katti, Inorg. Chim. Acta 2004, 357, 2933-2938

Selective Reduction of Anomeric Azides to Amines with Tetrathiomolybdate: Synthesis of β-d-Glycosylamines
P. R. Sridhar, K. R. Prabhu, S. Chandrasekaran, J. Org. Chem. 2003, 68, 5261-5264

Tetrathiomolybdate Assisted Epoxide Ring Opening with Masked Thiolates and Selenoates: Multistep Reactions in One Pot
N. Devan, P. R. Sridhar, K. R. Prabhu, S. Chandrasekaran, J. Org. Chem. 2002, 67, 9417-9420