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1

Molecular homochirality and the parity-violating energy difference. A critique with new proposals

Sosale Chandrasekhar

Journal:

Year:

2008

Language:

english

File:

PDF, 165 KB

english, 2008

2

Ketones to amides via a formal Beckmann rearrangement in ‘one pot’: a solvent-free reaction promoted by anhydrous oxalic acid. Possible analogy with the Schmidt reaction

Sosale Chandrasekhar, Kovuru Gopalaiah

Journal:

Tetrahedron Letters

Year:

2003

Language:

english

File:

PDF, 121 KB

english, 2003

3

N,O-Bis-(ethoxycarbonyl)hydroxylamine: a convenient reagent for the Lossen transformation

R Anilkumar, Sosale Chandrasekhar, Malayalam Sridhar

Journal:

Tetrahedron Letters

Year:

2000

Language:

english

File:

PDF, 125 KB

english, 2000

4

Thermodynamic analysis of enzyme catalysed reactions: new insights into the Michaelis–Menten equation

Sosale Chandrasekhar

Journal:

Research on Chemical Intermediates

Year:

2002

Language:

english

File:

PDF, 142 KB

english, 2002

5

Selective Aldehyde Reduction in Ketoaldehydes with NaBH 4 -Na 2 CO 3 -H 2 O at Room Temperatures

Chandrasekhar, Sosale, Shrinidhi, Annadka

Journal:

Synthetic Communications

Year:

2014

Language:

english

File:

PDF, 251 KB

english, 2014

6

Useful Extensions of the Henry Reaction: Expeditious Routes to Nitroalkanes and Nitroalkenes in Aqueous Media

Chandrasekhar, Sosale, Shrinidhi, Annadka

Journal:

Synthetic Communications

Year:

2014

Language:

english

File:

PDF, 278 KB

english, 2014

7

ChemInform Abstract: An α-Aminomethyl Carbanion Equivalent via a Novel Barbier Reaction: (1H-Naphtho[1,8-de]-1,2,3-triazin-2-yl)methyl Anion.

Sosale Chandrasekhar, Malayalam Sridhar

Journal:

Year:

2000

File:

PDF, 32 KB

2000

8

ChemInform Abstract: A Bifunctional Approach Towards the Mild Oxidation of Organic Halides: 2-Dimethylamino-N,N-dimethylaniline N-Oxide.

Sosale Chandrasekhar, Malayalam Sridhar

Journal:

Year:

2000

File:

PDF, 27 KB

2000

9

ChemInform Abstract: Improved Procedures for the Beckmann Rearrangement: The Reaction of Ketoxime Carbonates with Boron Trifluoride Etherate.

R. Anilkumar, Sosale Chandrasekhar

Journal:

Year:

2000

File:

PDF, 31 KB

2000

10

ChemInform Abstract: A New Chiral Oxazoline Derived from Camphor and Its Conversion to (R)-2-Methylalkanoic Acids.

Sosale Chandrasekhar, Amina Kausar

Journal:

Year:

2000

File:

PDF, 27 KB

2000

11

ChemInform Abstract: 2-(Ethoxycarbonylmethyl)-1H-naphtho[1,8-de]-1,2,3-triazine Anion: A New Glycine Enolate Equivalent.

R. Anilkumar, Sosale Chandrasekhar, Malayalam Sridhar

Journal:

Year:

2000

File:

PDF, 33 KB

2000

12

ChemInform Abstract: An Environment-Friendly Beckmann Rearrangement: The Diazotization of Ketoxime Carbamates.

R. Anilkumar, Sosale Chandrasekhar

Journal:

Year:

2000

File:

PDF, 28 KB

2000

13

ChemInform Abstract: N,O-Bis-(ethoxycarbonyl)hydroxylamine: A Convenient Reagent for the Lossen Transformation.

R. Anilkumar, Sosale Chandrasekhar, Malayalam Sridhar

Journal:

Year:

2001

File:

PDF, 30 KB

2001

14

ChemInform Abstract: Desymmetrization of a meso-N-Hydroxyimide via a Chiral Lossen Reaction.

Sosale Chandrasekhar, Malayalam Sridhar

Journal:

Year:

2001

File:

PDF, 25 KB

2001

15

ChemInform Abstract: Beckmann Rearrangement in the Solid State: Reaction of Oxime Hydrochlorides.

Sosale Chandrasekhar, Kovuru Gopalaiah

Journal:

Year:

2002

File:

PDF, 29 KB

2002

16

ChemInform Abstract: Novel Fulvenes Capto-Datively Substituted at C6.

Sosale Chandrasekhar, Rajagopal Sridharan

Journal:

Year:

2002

File:

PDF, 34 KB

2002

17

ChemInform Abstract: Beckmann Rearrangement of Ketoximes on Solid Metaboric Acid: A Simple and Effective Procedure.

Sosale Chandrasekhar, Kovuru Gopalaiah

Journal:

Year:

2002

File:

PDF, 29 KB

2002

18

ChemInform Abstract: Effective “Non-Aqueous Hydrolysis” of Oximes with Iodic Acid in Dichloromethane under Mild, Heterogeneous Conditions.

Sosale Chandrasekhar, Kovuru Gopalaiah

Journal:

Year:

2002

File:

PDF, 28 KB

2002

19

Beckmann Reaction of Oximes Catalyzed by Chloral: Mild and Neutral Procedures.

Sosale Chandrasekhar, Kovuru Gopalaiah

Journal:

Year:

2003

File:

PDF, 110 KB

2003

20

Ketones to Amides via a Formal Beckmann Rearrangement in “One Pot”: A Solvent-Free Reaction Promoted by Anhydrous Oxalic Acid. Possible Analogy with the Schmidt Reaction.

Sosale Chandrasekhar, Kovuru Gopalaiah

Journal:

Year:

2004

File:

PDF, 144 KB

2004

21

ChemInform Abstract: New Approach to the Cannizzaro and Tishchenko Reactions.

Sosale Chandrasekhar, Malempati Srimannarayana

Journal:

Year:

2010

File:

PDF, 28 KB

2010

22

Pseudoasymmetry: A final twist?

Sosale Chandrasekhar

Journal:

Year:

2008

Language:

english

File:

PDF, 94 KB

english, 2008

23

Regio- and Stereoselective Functionalizations of Tricyclo [3.3.0.02,8]octan-3-one, a Potential Synthon for Polycyclopentanoid Terpenes and Prostacyclin Analogs. Preliminary Communication

Martin Demuth, Sosale Chandrasekhar, Koichi Nakano, Palaykotai R. Raghavan, Kurt Schaffner

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 315 KB

english, 1980

24

The generalized anomeric effect in the 1,3-thiazolidines: Evidence for both sulphur and nitrogen as electron donors. Crystal structures of various N-acylthiazolidines including mercury(II) complexes. Possible relevance to penicillin action

Sosale Chandrasekhar, Deepak Chopra, Kovuru Gopalaiah, Tayur N. Guru Row

Journal:

Journal of Molecular Structure

Year:

2007

Language:

english

File:

PDF, 555 KB

english, 2007

25

Crystal structure of an intermolecular 2:1 complex between adenine and thymine. Evidence for both Hoogsteen and ‘quasi-Watson–Crick’ interactions

Sosale Chandrasekhar, Tangali R. Ravikumar Naik, Susanta K. Nayak, Tayur N. Guru Row

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2010

Language:

english

File:

PDF, 1.02 MB

english, 2010

26

Oscillation of spontaneously generated optical activity in (±)-1-(p-nitrobenzoyloxy)indane solutions: ‘serial SN2 reactions’ in aggregates supported by the crystal structure. Frozen SN2 transition states and enantioselective distortions

Sosale Chandrasekhar, Deepak Chopra, Tayur N. Guru Row, Raghunandan Hota, Tapan Kanai

Journal:

Journal of Molecular Structure

Year:

2005

Language:

english

File:

PDF, 162 KB

english, 2005

27

cis–trans Enantiomerism in the Diels–Alder cycloadducts of 6-arylfulvenes with maleic anhydride: resolution of the exo adducts via the N-((1S)-1-(naphth-1-yl)ethyl)imide derivatives: assignment of the absolute configurations based on the crystal structure of an imide diastereomer

Sosale Chandrasekhar, Suresh Kumar Gorla

Journal:

Tetrahedron: Asymmetry

Year:

2006

Language:

english

File:

PDF, 181 KB

english, 2006

28

Novel cis–trans enantiomeric conglomerates: triage and absolute configurations via anomalous X-ray scattering. A photochemical second order asymmetric transformation

Sosale Chandrasekhar, Suresh Kumar Gorla

Journal:

Tetrahedron: Asymmetry

Year:

2006

Language:

english

File:

PDF, 210 KB

english, 2006

29

Revised mechanism and improved methodology for the Perkin condensation. Resuscitation of the mechanism involving benzal acetate and the improbability of the enolate of acetic anhydride

Sosale Chandrasekhar, Phaneendrasai Karri

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 93 KB

english, 2006

30

Aromaticity in azlactone anions and its significance for the Erlenmeyer synthesis

Sosale Chandrasekhar, Phaneendrasai Karri

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 107 KB

english, 2006

31

Erlenmeyer azlactone synthesis with aliphatic aldehydes under solvent-free microwave conditions

Sosale Chandrasekhar, Phaneendrasai Karri

Journal:

Tetrahedron Letters

Year:

2007

Language:

english

File:

PDF, 101 KB

english, 2007

32

The reaction of aspirin with base

Sosale Chandrasekhar, Honnaiah Vijay Kumar

Journal:

Tetrahedron Letters

Year:

2011

Language:

english

File:

PDF, 304 KB

english, 2011

33

A β,β,β-trialkoxyethyllithium stable towards fragmentation: a carboxyl protected acetic acid dianion equivalent

Sosale Chandrasekhar, Chandra Deo Roy

Journal:

Year:

1994

Language:

english

File:

PDF, 258 KB

english, 1994

34

An α-aminomethyl carbanion equivalent via a novel Barbier reaction: (1H-naphtho[1,8-de]-1,2,3-triazin-2-yl)methyl anion

Sosale Chandrasekhar, Malayalam Sridhar

Journal:

Tetrahedron Letters

Year:

2000

Language:

english

File:

PDF, 111 KB

english, 2000

35

A bifunctional approach towards the mild oxidation of organic halides: 2-dimethylamino-N,N-dimethylaniline N-oxide

Sosale Chandrasekhar, Malayalam Sridhar

Journal:

Tetrahedron Letters

Year:

2000

Language:

english

File:

PDF, 135 KB

english, 2000

36

An environment-friendly Beckmann rearrangement: the diazotisation of ketoxime carbamates

R Anilkumar, Sosale Chandrasekhar

Journal:

Tetrahedron Letters

Year:

2000

Language:

english

File:

PDF, 123 KB

english, 2000

37

Beckmann rearrangement in the solid state: reaction of oxime hydrochlorides

Sosale Chandrasekhar, Kovuru Gopalaiah

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 51 KB

english, 2001

38

Evidence for a stereoelectronic effect in the baeyer-villiger reaction: Introducing the intramolecular reaction

Sosale Chandrasekhar, Chandra Deo Roy

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 128 KB

english, 1987

39

'Preferential spontaneous resolution' of p-anisyl α-methylbenzyl ketone

Sosale Chandrasekhar, Mukkamala Ravindranath

Journal:

Tetrahedron Letters

Year:

1989

Language:

english

File:

PDF, 115 KB

english, 1989

40

Beckmann rearrangement of ketoximes on solid metaboric acid: a simple and effective procedure

Sosale Chandrasekhar, Kovuru Gopalaiah

Journal:

Tetrahedron Letters

Year:

2002

Language:

english

File:

PDF, 65 KB

english, 2002

41

Effective ‘non-aqueous hydrolysis’ of oximes with iodic acid in dichloromethane under mild, heterogeneous conditions

Sosale Chandrasekhar, Kovuru Gopalaiah

Journal:

Tetrahedron Letters

Year:

2002

Language:

english

File:

PDF, 59 KB

english, 2002

42

Beckmann reaction of oximes catalysed by chloral: mild and neutral procedures

Sosale Chandrasekhar, Kovuru Gopalaiah

Journal:

Tetrahedron Letters

Year:

2003

Language:

english

File:

PDF, 81 KB

english, 2003

43

A new chiral oxazoline derived from camphor and its conversion to (R)-2-methylalkanoic acids

Sosale Chandrasekhar, Amina Kausar

Journal:

Tetrahedron: Asymmetry

Year:

2000

Language:

english

File:

PDF, 129 KB

english, 2000

44

Desymmetrisation of a meso-N-hydroxyimide via a chiral Lossen reaction

Sosale Chandrasekhar, Malayalam Sridhar

Journal:

Tetrahedron: Asymmetry

Year:

2000

Language:

english

File:

PDF, 393 KB

english, 2000

45

Chiral Mitsunobu reactions with (1S)-(+)-ketopinic acid: kinetic resolutions of secondary alcohols

Sosale Chandrasekhar, Guruprasad Kulkarni

Journal:

Tetrahedron: Asymmetry

Year:

2002

Language:

english

File:

PDF, 106 KB

english, 2002

46

A complex of Ph3PO with a chiral hydrogen-bond donor: X-ray crystal structures of the complexes with (RS)-(±)- and (S)-(−)-1,1′-bi-2,2′-naphthol: homochiral Ph3PO

Sosale Chandrasekhar, Guruprasad Kulkarni, Muktha B, Tayur N Guru Row

Journal:

Tetrahedron: Asymmetry

Year:

2003

Language:

english

File:

PDF, 164 KB

english, 2003

47

Enantioselective reduction of ketones with NaBH4/diglyme possibly catalysed by trialkyl borate: optically active sec-alcohols from prochiral ketones with catalytic (−)-menthol: autocatalysis option

Sosale Chandrasekhar, Raghunandan Hota

Journal:

Tetrahedron: Asymmetry

Year:

2005

Language:

english

File:

PDF, 114 KB

english, 2005

48

Improved procedures for the Beckmann rearrangement: the reaction of ketoxime carbonates with boron trifluoride etherate

R Anilkumar, Sosale Chandrasekhar

Journal:

Tetrahedron Letters

Year:

2000

Language:

english

File:

PDF, 142 KB

english, 2000

49

2-(Ethoxycarbonylmethyl)-1H-naphtho[1,8-de]-1,2,3-triazine anion: a new glycine enolate equivalent

R Anilkumar, Sosale Chandrasekhar, Malayalam Sridhar

Journal:

Tetrahedron Letters

Year:

2000

Language:

english

File:

PDF, 109 KB

english, 2000

50

The absolute orientation of a molecule in space: Extension of the 'CIP' system

Sosale Chandrasekhar

Journal:

Research on Chemical Intermediates

Year:

2002

Language:

english

File:

PDF, 84 KB

english, 2002