S. Chavan

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Enantioselective synthesis of the essential oil and pheromonal component ar-himachalene by a chiral pool and chirality induction approach

Subhash P. Chavan, S. P. Chavan, Harshali S. Khatod, 2012 .

Substrate to catalyst dependent conversion of β,γ-dihydroxyesters to butenolides and/or γ-ketoesters: synthesis of heritol, heritonin and mintlactones

Chitra A. Govande, S. Chavan, 2002 .

A short and efficient synthesis of (-) Mintlactone and (+) iso-mintlactone☆

S. P. Chavan, P. Zubaidha, V. Dhondge, 1993 .

An efficient entry into butenolides: Synthesis of (±) mintlactone

S. P. Chavan, P. Zubaidha, N. R. Ayyangar, 1992 .

Short and Efficient Synthesis of (±)‐A‐Factor

S. P. Chavan, K. Pasupathy, K. Shivasankar, 2004 .

Simple, efficient chemoenzymatic synthesis of (S)-5-(tert-butyldimethylsilyloxy)-2-cyclohexenone and enantiomeric ketone intermediates of 19-nor-1alpha,25-dihydroxyvitamin D(3).

T. Ravindranathan, S. Ghorpade, U. R. Kalkote, 2001, The Journal of organic chemistry.

Stereoselective synthesis of (-)-microcarpalide

S. P. Chavan, C. Praveen, S. Chavan, 2005 .

Enantiospecific total synthesis of (+)-laevigatin

S. Patil, Y. Rao, Chitra A. Govande, 1997 .

Chirality induction and chiron approaches to enantioselective total synthesis of α-lipoic acid

S. P. Chavan, Kailash P. Pawar, Niteen B. Patil, 2015 .

Total synthesis of (R)-lipoic acid and (S)-lipoic acid via an Mn (III)-salen-catalyzed oxidative kinetic resolution

S. P. Chavan, U. R. Kalkote, Kailash P. Pawar, 2015 .

Enantioselective synthesis of (R)-(+)-α-lipoic acid via proline-catalyzed sequential α-aminoxylation and HWE olefination of aldehyde

S. P. Chavan, Sharad P. Panchgalle, U. R. Kalkote, 2010 .

The first enantiospecific synthesis of (−)-heritol: absolute configuration determination

S. P. Chavan, U. R. Kalkote, M. Thakkar, 2007 .

An efficient and green protocol for the preparation of cycloalkanols: a practical synthesis of venlafaxine

S. K. Kamat, T. Ravindranathan, M. Gurjar, 2004 .

Synthesis of (±)heritol

S. P. Chavan, U. S. Racherla, P. Zubaidha, 1991 .

Novel oxidative conversion of β,γ-unsaturated acids into butenolides: synthesis of heritonin and heritol

S. P. Chavan, P. Zubaidha, Y. Rao, 1994 .

Zinc mediated transesterification of β-ketoesters and coumarin synthesis

S. P. Chavan, R. Kale, R. Sivappa, 2002 .

Utilization of the Versatility of Sulfur in C–C Bond Formation and Cleavage: Synthesis of ABC Taxoid Skeletons

M. Bhadbhade, R. Gonnade, S. G. Sudrik, 2007 .

Formal Synthesis of (-)-Quinagolide: Diastereoselective Ring Expansion via a Bicyclic Aziridinium Ion Strategy to Access the Octahydrobenzo[g]quinoline Architecture.

Appasaheb L. Kadam, R. Gonnade, S. P. Chavan, 2021, The Journal of organic chemistry.

A short synthesis of (2S,3S)-3-hydroxypipecolic acid

Kailash P. Pawar, K. Harale, S. Chavan, 2013 .

A convenient formal synthesis of (2S,3S)-3-hydroxy pipecolic acid

U. R. Kalkote, Nilesh B. Dumare, K. Harale, 2011 .

Application of allylic amine formation from aziridine-2-ol under Appel reaction condition: Synthesis of N-(tert-butoxycarbonyl)-D-vinyl glycine methyl ester

Sanket A. Kawale, Dinesh B. Kalbhor, Niteen B. Patil, 2021 .

Divergent approach to the synthesis of (-)-balanol heterocycle and cis-3-hydroxypipecolic acid based on chiral 2-aminoalkanol equivalent

R. Gonnade, S. P. Chavan, Dinesh B. Kalbhor, 2020 .

Enantioselective syntheses of (R)-pipecolic acid, (2R,3R)-3-hydroxypipecolic acid, β-(+)-conhydrine and (−)-swainsonine using an aziridine derived common chiral synthon

Prakash N. Chavan, S. P. Chavan, Sanket A. Kawale, 2015 .

Formal syntheses of (2R,3R)-3-hydroxy pipecolic acid and (2R,3S)-3-hydroxy pipecolic acid from l-ascorbic acid

S. P. Chavan, Kailash P. Pawar, Nilesh B. Dumare, 2015 .

Chiron approach to formal synthesis of both antipodes of cis 3-hydroxypipecolic acid

Prakash N. Chavan, R. Gonnade, S. P. Chavan, 2014 .

A short enantioselective total synthesis of (R)- and (S)-pipecolic acid

Prakash N. Chavan, S. P. Chavan, Dinesh B. Kalbhor, 2014 .

Total syntheses of D-allo-1-deoxynojirimycin and L-talo-1-deoxynojirimycin via reductive cyclization

Kailash P. Pawar, Nilesh B. Dumare, S. Chavan, 2014 .

Asymmetric total synthesis of (2S,3S)-3-hydroxypipecolic acid

S. P. Chavan, U. R. Kalkote, Nilesh B. Dumare, 2011 .

A very practical and selective method for PMB protection of alcohols

S. P. Chavan, K. Harale, S. Chavan, 2012 .

A novel, concise and efficient protocol for non-natural piperidine compounds

S. P. Chavan, Kailash P. Pawar, Nilesh B. Dumare, 2014 .

Exploration of the diastereoselectivity in an unusual Grignard reaction and its application towards the synthesis of styryl lactones 7-epi-(+)-goniodiol and 8-epi-(−)-goniodiol

K. Vanka, S. P. Chavan, Tamal Das, 2016 .

Stereospecific synthetic approach towards Tamiflu using the Ramberg–Backlund reaction from cysteine hydrochloride

Prakash N. Chavan, R. Gonnade, S. P. Chavan, 2014 .

Efficient and mild method for preparation of allylic amines from aziridine-2-alcohols using PPh3/I2/imidazole

Prakash N. Chavan, L. B. Khairnar, S. Chavan, 2014 .

A protecting group free and scalable approach towards total synthesis of (−)-venlafaxine

Sumanta Garai, Kailash P. Pawar, S. Chavan, 2014 .

A concise synthetic approach toward tamiflu (oseltamivir phosphate): cis-aziridine as the key synthon and RCM

Prakash N. Chavan, S. P. Chavan, L. B. Khairnar, 2014 .

A novel and enantioselective synthesis of d-(+)-biotin via a Sharpless asymmetric dihydroxylation strategy

Prakash N. Chavan, S. P. Chavan, Pradeep B. Lasonkar, 2013 .

Convenient Formal Synthesis of (±)‐Paroxetine

S. P. Chavan, U. R. Kalkote, D. Khobragade, 2007 .

Total Synthesis of Pulchellalactam via an RCM Strategy

A. Dhawane, U. R. Kalkote, A. Pathak, 2007 .

A facile total synthesis of (±)-α-cuparenone employing diallylation and RCM as key steps

A. Dhawane, U. R. Kalkote, S. Chavan, 2007 .

A ring closing metathesis approach to the indole alkaloid mitralactonine

Pallavi Sharma, S. P. Chavan, U. R. Kalkote, 2006 .

First enantiospecific synthesis of (-)-parvifoline and (-)-curcuquinone.

U. R. Kalkote, Ganesh F. Jogdand, M. Thakkar, 2006, The Journal of organic chemistry.

Diastereoselective amidoalkylation of (3S,7aR)-6-benzyl-7-hydroxy-3-phenyltetra- hydro-5H-imidazo[1,5-c][1,3]thiazol-5-one: a short and highly efficient synthesis of (+)-biotin.

S. K. Kamat, A. Chittiboyina, T. Ravindranathan, 2005, The Journal of organic chemistry.

Total synthesis of d-(+)-biotin

M. Bhadbhade, R. Gonnade, Guduru Ramakrishna, 2004 .

Formal total synthesis of camptothecin via ring-closing metathesis strategy

S. P. Chavan, R. Kale, K. Pasupathy, 2004 .

A switch of reactivity profile in ionic intramolecular annulation reactions: a short and efficient synthesis of D-+-biotin.

T. Ravindranathan, S. P. Chavan, R. B. Tejwani, 2001, The Journal of organic chemistry.

One-pot migration–formylation of benzyl aryl ethers under Duff reaction condition

S. P. Chavan, Pradeep B. Lasonkar, S. Chavan, 2013 .

A novel one-pot annelation, decarboxylation reaction: synthesis of (±)-trans-benzohydrindane

G. Pai, T. Ravindranathan, S. Patil, 2002 .

INTERCONVERSION OF OXATHIOLANES AND CARBONYLS UNDER ESSENTIALLY IDENTICAL CONDITIONS

T. Ravindranathan, S. P. Chavan, S. Dantale, 1995 .

A Facile Deprotection of Dithioacetals by FeCl3/KI

S. P. Chavan, R. Kale, K. Pasupathy, 2003 .

Simple Synthesis of 2-Acetyl-5,8-dimethoxy-3,4-dihydronaphthalene: A Key Intermediate for the Synthesis of 4-Demethoxydaunomycinone

Y. Subbarao, C. Gopal, S. Chavan, 1999 .

Facile conversion of oxathioacetals to carbonyl compounds

S. K. Kamat, T. Ravindranathan, K. Pasupathy, 2002 .

Chemoselective Deprotection Of 1,3-Oxathiolanes Using Amberlyst 15 and Glyoxylic Acid under Solvent Free Conditions

S. K. Kamat, P. Soni, S. Chavan, 2001 .

Polymer supported nitrobenzaldehyde : Efficient, highly selective catalytic, deprotection of oxathioacetals

T. Ravindranathan, S. P. Chavan, Moreshwar M. Awachat, 1994 .

Unusually facile oxathioacetal transfer reaction: an efficient, highly selective catalytic deprotection protocol

T. Ravindranathan, S. P. Chavan, J. Varghese, 1994 .

Revisiting Classical Pummerer Cyclization Reaction: A Key Strategy for the Synthesis of (±)‐Quinagolide

Appasaheb L. Kadam, R. Gonnade, S. P. Chavan, 2022, ChemistrySelect.

Furan Derived Chiral Bicycloaziridino Lactone Synthon: Collective Syntheses of Oseltamivir Phosphate (Tamiflu), (S)-Pipecolic acid and its 3-Hydroxy Derivatives.

Appasaheb L. Kadam, R. Gonnade, S. P. Chavan, 2019, Chemistry, an Asian journal.

A concise and stereoselective synthesis of (+)- and (−)-deoxoprosophylline

S. P. Chavan, C. Praveen, S. Chavan, 2004 .

Facile synthesis of a key intermediate for the synthesis of prostanes and isoprostanes

A. Chittiboyina, S. P. Chavan, R. Sivappa, 2001 .

A facile and efficient method for deprotection of thioketones

T. Ravindranathan, Moreshwar M. Awachat, S. Chavan, 1995 .

Facile deprotection of allyl esters mediated by solid superacid (sulphated SnO2)

A. V. Ramaswamy, A. Keshavaraja, T. Ravindranathan, 1996 .

Enantioselective Formal Total Synthesis of (-)-Quinagolide.

Appasaheb L. Kadam, R. Gonnade, S. Chavan, 2019, Organic letters.

Rapid Synthesis of the epi-Biotin Sulfone via Tandem S,N-Carbonyl Migration/aza-Michael/Spirocyclization and Haller–Bauer Reaction

R. Gonnade, S. P. Chavan, Dinesh B. Kalbhor, 2022, ACS omega.

Practical synthesis of 5-hydroxy-2(5H)-furanone from furan

Appasaheb L. Kadam, S. P. Chavan, S. Chavan, 2021, Results in Chemistry.

Total Synthesis of (±)-Quinagolide: A Potent D2 Receptor Agonist for the Treatment of Hyperprolactinemia

Appasaheb L. Kadam, S. P. Chavan, Sanket A. Kawale, 2019, ACS omega.

Synthesis of 3-Azidopiperidine Skeleton Employing Ceric Ammonium Nitrate (CAN)-Mediated Regioselective Azidoalkoxylation of Enol Ether: Total Synthesis of D2 Receptor Agonist (±)-Quinagolide.

Appasaheb L. Kadam, R. Gonnade, Pradeep B. Lasonkar, 2018, Organic Letters.

The low-temperature, ionic Diels-Alder addition of vinyl ortho esters to 1,3-dienes

P. G. Gassman, S. P. Chavan, S. Chavan, 1988 .

Acrolein acetals as allyl cation precursors in the ionic Diels-Alder reaction

P. G. Gassman, S. P. Chavan, D. A. Singleton, 1987 .

Scalable Synthesis of 3-Ethyl-4-methyl-1,5-dihydro-2H-pyrrol-2-one: An Important Building Block of the Antidiabetic Drug Glimepiride

Appasaheb L. Kadam, S. P. Chavan, Niteen B. Patil, 2020, Synthesis.

Silver nanocluster redox-couple-promoted nonclassical electron transfer: an efficient electrochemical Wolff rearrangement of alpha-diazoketones.

N. K. Chaki, S. G. Sudrik, H. R. Sonawane, 2006, Chemistry.

Evidence for the involvement of silver nanoclusters during the Wolff rearrangement of alpha-diazoketones.

N. K. Chaki, S. G. Sudrik, T. Maddanimath, 2003, Organic letters.

A highly stereocontrolled asymmetric total synthesis of epimer of (+)-7-deoxypancratistatin

C. Dey, Sumanta Garai, R. Gonnade, 2013 .

A synthesis of camptothecin

S. P. Chavan, R. Sivappa, S. Chavan, 2004 .

One-step method for the synthesis of aryl olefins from aryl aldehydes and aliphatic aldehydes

S. Pharande, S. H. Gaikwad, S. P. Chavan, 2013 .

Organocatalytic asymmetric synthesis of (−)-δ-coniceine based on sequential proline-catalyzed asymmetric α-amination–HWE olefination

S. P. Chavan, Sharad P. Panchgalle, U. R. Kalkote, 2010 .

Enantioselective synthesis of R-(+)-α and S-(−)-α-lipoic acid

S. P. Chavan, Guduru Ramakrishna, U. R. Kalkote, 2004 .

An unusual stereochemical outcome of radical cyclization: synthesis of (+)-biotin

S. K. Kamat, A. Chittiboyina, T. Ravindranathan, 2005 .

An efficient stereoselective synthesis of (2S,4S,5R)-(−)- and (2R,4R,5S)-(+)-bulgecinine

Pallavi Sharma, S. P. Chavan, U. R. Kalkote, 2005 .

Formal synthesis of (±)-camptothecin via tricyclic lactone as key synthon

A. Dhawane, U. R. Kalkote, S. Chavan, 2010 .

Tandem Aza-Michael-Condensation-Aldol Cyclization Reaction: Approach to the Construction of DE Synthon of (±)-Camptothecin

A. Dhawane, U. R. Kalkote, S. Chavan, 2008 .

Total Synthesis of (+)-Camptothecin via an Intramolecular Palladium-Catalyzed Cyclization Strategy

U. R. Kalkote, A. Pathak, S. Chavan, 2007 .

A practical formal synthesis of camptothecin

U. R. Kalkote, A. Pathak, S. Chavan, 2007 .

Synthesis of (+)-camptothecin #

M. Venkatraman, S. Chavan, 2005 .

Total synthesis of nothapodytine B and (±)-mappicine

S. P. Chavan, R. Sivappa, S. Chavan, 2004 .

A practical and efficient synthesis of (±)- camptothecin

M. Venkatraman, S. Chavan, 1998 .

A highly diastereoselective total synthesis of (±)-heritonin and (±)-heritol

Sumanta Garai, S. P. Chavan, U. R. Kalkote, 2012 .

An Efficient and Practical Total Synthesis of (±)-α-Cuparenone

A. Dhawane, U. R. Kalkote, S. Chavan, 2007 .

First enantiospecific synthesis of (+)-β-herbertenol

M. Bhadbhade, S. P. Chavan, A. Pathak, 2005 .

An efficient synthesis of (±)-β-herbertenol by a 1,3-cyclopentadione annelation strategy

S. P. Chavan, R. Kale, D. Khobragade, 2003 .

An efficient synthesis of α-Cuparenone

T. Ravindranathan, S. Patil, S. Dantale, 1996 .

Short and Efficient Synthesis of Rubrolide E

S. P. Chavan, A. Pandey, U. R. Kalkote, 2007 .

Ethynyl ortho esters as precursors of propargyl cations: The low-temperature, ionic diels-alder addition of ethyl propiolate to 1,3-dienes via ethynyl ortho esters

P. G. Gassman, S. P. Chavan, S. Chavan, 1988 .

Friedel–Crafts Acylation Reactions Using Esters

S. Pal, Sumanta Garai, A. Dutta, 2012 .

A novel transthioacetalisation: a simple, non-aqueous, irreversible transformation

T. Ravindranathan, S. P. Chavan, J. Varghese, 1991 .

One-step synthesis of 4-alkyl-3-aryl-2,6-dicyanoanilines and their use in the synthesis of highly functionalized 2,3,5,6,7- and 2,3,4,5,7-substituted indoles

S. P. Chavan, A. Kudale, H. B. Borate, 2011 .

A Simple and Efficient Method for Transesterification of β-Ketoesters Catalysed by Iodine

S. P. Chavan, R. Kale, K. Shivasankar, 2003 .

Formal synthesis of brivaracetam: A key to construct the pyrrolidone scaffold using Pd-catalyzed oxidative cyclization and ring-closing metathesis reaction

Prakash N. Chavan, Sanket A. Kawale, S. Chavan, 2019, Tetrahedron Letters.

An Efficient Co(II) Catalyzed Auto Oxidation of 1,4-Dihydropyridines

S. P. Chavan, U. R. Kalkote, I. Shivakumar, 2003 .

A chiral pool based approach to antipodes of α-cuparenone

S. P. Chavan, Pradeep B. Lasonkar, S. Chavan, 2012 .

The 2π + 2π cycloaddition of an allyl cation to (1Z,3E)-cycloalkadienes. Evidence for a stepwise process in the lonic Diels-Alder reaction.

P. G. Gassman, S. P. Chavan, Lawrence B. Fertel, 1990 .

A simple synthesis of (±)-α-cuparenone☆

T. Ravindranathan, S. Patil, S. Chavan, 1999 .

An enolate-mediated regioselective synthesis of 1,2,3-triazoles via azide-aldehydes or ketones [3+2]-cycloaddition reactions in aqueous phase

J. Llop, C. Rode, S. M. Joshi, 2020 .

Hybrids of thienopyrimidinones and thiouracils as anti-tubercular agents: SAR and docking studies.

J. Gajbhiye, D. Sarkar, Laxman U. Nawale, 2017, European journal of medicinal chemistry.

Use of solid superacid (sulphated SnO2) as efficient catalyst in tacile transesterification of ketoesters

Subhash P. Chavan, P. K. Zubaidha, A. V. Ramaswamy, 1996 .

Sn-β molecular sieve catalysed Baeyer–Villiger oxidation in ionic liquid at room temperature

S. P. Chavan, P. Niphadkar, P. Joshi, 2004 .

cis‐Aziridine Synthon Based Synthetic Investigation for Tamiflu Employing Horner‐Wadsworth‐Emmons Reaction

R. Gonnade, Sanket A. Kawale, S. Chavan, 2022, Annalen der Pharmacie.

Organocatalytic enantioselective synthesis of β-blockers: (S)-propranolol and (S)-naftopidil

Rohitkumar G. Gore, S. P. Chavan, Sharad P. Panchgalle, 2009 .

A facile deprotection of oximes using glyoxylic acid in an aqueous medium

S. P. Chavan, P. Soni, S. Chavan, 2004 .

Multi-Step Synthesis of Miltefosine: Integration of Flow Chemistry with Continuous Mechanochemistry.

A. Kulkarni, S. P. Chavan, Ranjit S. Atapalkar, 2021, Chemistry.

Fluconazole analogues containing 2H-1,4-benzothiazin-3(4H)-one or 2H-1,4-benzoxazin-3(4H)-one moieties, a novel class of anti-Candida agents.

S. P. Chavan, H. B. Borate, Sangmeshwer P. Sawargave, 2010, Bioorganic & medicinal chemistry letters.

Synthesis and cell imaging applications of fluorescent mono/di/tri-heterocyclyl-2,6-dicyanoanilines.

Deepak Kumar, S. P. Chavan, D. Sarkar, 2017, Bioorganic & medicinal chemistry letters.

Asymmetric total synthesis of L-allo-1-deoxynojirimycin

Prakash N. Chavan, L. B. Khairnar, Kailash P. Pawar, 2015 .

Novel hybrids of fluconazole and furanones: design, synthesis and antifungal activity.

A. Kudale, Sangmeshwer P. Sawargave, Jaydeep V. Deore, 2011, Bioorganic & medicinal chemistry letters.

A Simple and Efficient Synthesis of (.+-.)-Mesembrine.

S. P. Chavan, U. R. Kalkote, D. Khobragade, 2004 .

Synthesis of lavendamycin

A. Rao, L. Sivadasan, S. Chavan, 1985 .

A Simple, Concise, Stereocontrolled Synthesis of (8E,10Z)‐Pentadecadien‐1‐ol Acetate

S. K. Kamat, U. R. Kalkote, R. Kale, 2005 .

A Simple, Concise, Stereocontrolled Synthesis of (8E,10Z)‐Pentadecadien‐1‐ol Acetate.

S. K. Kamat, U. R. Kalkote, R. Kale, 2005 .

A simple and efficient synthesis of (±)-mesembrine

S. P. Chavan, U. R. Kalkote, D. Khobragade, 2004 .

An efficient and simple synthesis of (−)-wine lactone

A. Sharma, S. P. Chavan, Sambhaji P. Chavan, 2001 .

A short and efficient general synthesis of luotonin A, B and E

S. P. Chavan, R. Sivappa, S. Chavan, 2004 .

Optical Absorption Study of the Biotin−Avidin Interaction on Colloidal Silver and Gold Particles

M. Sastry, N. Lala, A. Chittiboyina, 1998 .

Exploration of L-Proline-Catalyzed α-Aminoxylation of Aldehyde to (S)-Guaifenesin-Related Drug Molecules

S. P. Chavan, Sharad P. Panchgalle, U. R. Kalkote, 2011 .

Practical Synthesis of (±)‐Venlafaxine

U. R. Kalkote, D. Khobragade, M. Thakkar, 2007 .

Titanosilicate (TS-1) catalyzed oxidation of aromatic aldehydes to esters

S. P. Chavan, M. Venkatraman, C. Praveen, 2002 .

Facile Syntheses of ABC Ring Skeleton of Camptothecin and Related Alkaloids

K. Pasupathy, M. Venkatraman, R. Sivappa, 2004 .

Application of Unusual Grignard Reaction for the Stereoselective Synthesis of Antidepressant Drug (R)-(–)-Venlafaxine

Harshali S. Khatod, S. Chavan, 2016, Synthesis.

FACILE SYNTHESIS OF 2Z-2-CHLOROMETHYL ARYL-2-ENOATES

S. K. Kamat, S. P. Chavan, K. Ethiraj, 1997 .