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Number of items: 52.

Journal Article

Chandrasekhar, Sosale and Mukherjee, Somnath (2015) A CONVENIENT MODIFICATION OF THE FISCHER INDOLE SYNTHESIS WITH A SOLID ACID. In: SYNTHETIC COMMUNICATIONS, 45 (8). pp. 1018-1022.

Chandrasekhar, Sosale and Mukherjee, Somnath (2015) Salts of hexamethylenetetramine with organic acids: Enhanced anomeric interactions with a lowering of molecular symmetry revealed by crystal structures. In: JOURNAL OF MOLECULAR STRUCTURE, 1082 . pp. 188-194.

Chandrasekhar, Sosale and Mukherjee, Somnath (2015) Salts of hexamethylenetetramine with organic acids: Enhanced anomeric interactions with a lowering of molecular symmetry revealed by crystal structures. In: JOURNAL OF MOLECULAR STRUCTURE, 1082 . pp. 188-194.

Chandrasekhar, Sosale and Mukherjee, Somnath (2015) An encaged sigma* orbital in 3-methoxy-2,4,10-trioxaadamantane. Preferred exo-anomeric effect as revealed by the crystal structure. In: JOURNAL OF MOLECULAR STRUCTURE, 1083 . pp. 426-429.

Chandrasekhar, Sosale and Shrinidhi, Annadka (2014) CHLORAL HYDRATE AS A WATER CARRIER FOR THE EFFICIENT DEPROTECTION OF ACETALS, DITHIOACETALS, AND TETRAHYDROPYRANYL ETHERS IN ORGANIC SOLVENTS. In: SYNTHETIC COMMUNICATIONS, 44 (13). pp. 1904-1913.

Chandrasekhar, Sosale and Kumar, Honnaiah Vijay (2014) AN EXPEDITIOUS COUMARIN SYNTHESIS VIA A ``PSEUDOCYCLOADDITION'' BETWEEN SALICYLALDEHYDES AND KETENE. In: SYNTHETIC COMMUNICATIONS, 45 (2). pp. 232-235.

Chandrasekhar, Sosale and Rao, Mohana V (2014) Improved Erlenmeyer Synthesis with 5-Thiazolone and Catalytic Mn(II) Acetate. Crystal Structure Confirmation of the Reaction Stereochemistry. In: JOURNAL OF HETEROCYCLIC CHEMISTRY, 51 (1). E172-E175.

Chandrasekhar, Sosale and Shrinidhi, Annadka (2014) SELECTIVE ALDEHYDE REDUCTION IN KETOALDEHYDES WITH NaBH4-Na2CO3-H2O AT ROOM TEMPERATURES. In: SYNTHETIC COMMUNICATIONS, 44 (14). pp. 2051-2056.

Chandrasekhar, Sosale and Shrinidhi, Annadka (2014) USEFUL EXTENSIONS OF THE HENRY REACTION: EXPEDITIOUS ROUTES TO NITROALKANES AND NITROALKENES IN AQUEOUS MEDIA. In: SYNTHETIC COMMUNICATIONS, 44 (20). pp. 3008-3018.

Chandrasekhar, Sosale and Rao, Mohana V (2012) Approaches to alpha-amino acids via rearrangement to electron-deficient nitrogen: Beckmann and Hofmann rearrangements of appropriate carboxyl-protected substrates. In: Beilstein Journal of Organic Chemistry, 8 . pp. 1393-1399.

Chandrasekhar, Sosale and Rao, Mohana V (2012) An approach to chiral amino acids via reductive amination of ketones: hydride reduction of 1-(S)-phenethyl amine derived Schiff bases of C-protected alpha-keto acids. In: TETRAHEDRON-ASYMMETRY, 23 (13). pp. 1005-1009.

Chandrasekhar, Sosale and Kumar, Honnaiah Vijay (2011) The reaction of aspirin with base. In: Tetrahedron Letters, 52 (28). pp. 3561-3564.

Chandrasekhar, Sosale and Naik, TangaliRavikumar R and Nayak, Susanta K and Row, TayurGuru N (2010) Crystal structure of an intermolecular 2:1 complex between adenine and thymine.Evidence for both Hoogsteen and `quasi-Watson-Crick' interactions. In: Bioorganic & Medicinal Chemistry Letters, 20 (12). pp. 3530-3533.

Chandrasekhar, Sosale and Srimannarayana, Malempati (2009) The Erlenmeyer synthesis with a thioazlactone. In: ARKIVOC (Part 1). pp. 290-295.

Chandrasekhar, Sosale and Srimannarayana, Malempati (2009) New Approaches to the Cannizzaro and Tishchenko Reactions. In: Synthetic Communications, 39 (24). pp. 4473-4478.

Chandrasekhar, Sosale (2007) Molecular homochirality and the parity-violating energy difference. A critique with new proposals. In: Chirality, 20 (2). pp. 84-95.

Chandrasekhar, Sosale and Chopra, Deepak and Gopalaiah, Kovuru and Row, Tayur N Guru (2007) The generalized anomeric effect in the 1,3-thiazolidines: Evidence forboth sulphur and nitrogen as electron donors. Crystal structures of various N-acylthiazolidines including mercury(II) complexes. Possible relevance to penicillin action. In: Journal of Molecular Structure, 837 (1-3). pp. 118-131.

Chandrasekhar, Sosale and Karri, Phaneendrasai (2007) Erlenmeyer azlactone synthesis with aliphatic aldehydes under solvent-free microwave conditions. In: Tetrahedron Letters, 48 (5). pp. 785-786.

Chandrasekhar, Sosale and Gorla, Suresh Kumar (2006) Novel cis–trans enantiomeric conglomerates: triage and absolute configurations via anomalous X-ray scattering. A photochemical second order asymmetric transformation. In: Tetrahedron: Asymmetry, 17 (15). pp. 2247-2251.

Chandrasekhar, Sosale and Karri, Phaneendrasai (2006) Aromaticity in azlactone anions and its significance for the Erlenmeyer synthesis. In: Tetrahedron Letters, 47 (32). pp. 5763-5766.

Chandrasekhar, Sosale and Karri, Phaneendrasai (2006) 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. In: Tetrahedron Letters, 47 (13). pp. 2249-2251.

Chandrasekhar, Sosale and Gorla, SK (2006) 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. In: Tetrahedron-Asymmetry, 17 (1). pp. 92-98.

Chandrasekhar, Sosale and Hota, Raghunandan (2005) Enantioselective reduction of ketones with $NaBH_4$/diglyme possibly catalyzed by trialkyl borate: optically active sec-alcohols from prochiral ketones with catalytic (-)-menthol: autocatalysis option. In: Tetrahedron: Asymmetry, 16 (4). pp. 751-754.

Chandrasekhar, Sosale (2005) Some recent developments in stereoelectronic theory. Reevaluations of ALPH and the reverse anomeric effect. In: ARKIVOC: Online Journal of Organic Chemistry (13). pp. 37-66.

Chandrasekhar, Sosale and Kulkarni, Guruprasad and Muktha, B and Guru Row, Tayur N (2003) 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 $Ph_3PO$. In: Tetrahedron: Asymmetry, 14 (23). pp. 3769-3772.

Chandrasekhar, Sosale and Gopalaiah, Kovuru (2003) 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. In: Tetrahedron Letters, 44 (40). pp. 7437-7439.

Chandrasekhar, Sosale and Gopalaiah, Kovuru (2003) Beckmann reaction of oximes catalysed by chloral: mild and neutral procedures. In: Tetrahedron Letters, 44 (4). pp. 755-756.

Chandrasekhar, Sosale and Gopalan, Srinivasa S (2002) The hydrolytic reactivities of N-methyl-N(methylthiomethyl)acetamide and N-acetyl-1,3-thiazolidine: the influence of the sulfur atom. In: Journal of Chemical Research (11). p. 532.

Chandrasekhar, Sosale and Kulkarni, Guruprasad (2002) Chiral Mitsunobu reactions with (1S)-(+)-ketopinic acid: kinetic resolutions of secondary alcohols. In: Tetrahedron: Asymmetry, 13 (6). 615-619 .

Chandrasekhar, Sosale and Gopalaiah, Kovuru (2002) Effective ‘non-aqueous hydrolysis’ of oximes with iodic acid in dichloromethane under mild, heterogeneous conditions. In: Tetrahedron Letters, 43 (22). pp. 4023-4024.

Chandrasekhar, Sosale and Gopalaiah, Kovuru (2002) Beckmann rearrangement of ketoximes on solid metaboric acid: a simple and effective procedure. In: Tetrahedron Letters, 43 (13). pp. 2455-2457.

Chandrasekhar, Sosale (2002) Thermodynamic analysis of enzyme catalysed reactions: new insights into the Michaelis-Menten equation. In: Research on Chemical Intermediates, 28 (4). pp. 265-275.

Chandrasekhar, Sosale (2002) The absolute orientation of a molecule in space: Extension of the 'CIP' system. In: Research on Chemical Intermediates, 28 (1). pp. 25-28.

Chandrasekhar, Sosale and Sridharan, Rajagopal (2001) Novel fulvenes capto-dativelly substituted at $C_6$. In: Jouranl of Chemical Research, 2001 (12). p. 511.

Chandrasekhar, Sosale and Gopalaiah, Kovuru (2001) Beckmann rearrangement in the solid state: reaction of oxime hydrochlorides. In: Tetrahedron Letters, 42 (45). pp. 8123-8125.

Chandrasekhar, Sosale and Gopalan, SS (2000) Neighbouring group participation by amide N-H and its possible biological significance. In: Journal of Chemical Research-S, 2000 (11). pp. 504-505.

Anil, Kumar R and Chandrasekhar, Sosale (2000) An environment-friendly Beckmann rearrangement: the diazotisation of ketoxime carbamates. In: Tetrahedron Letters, 41 (37). pp. 7235-7237.

Chandrasekhar, Sosale and Sridhar, Malayalam (2000) Desymmetrisation of a meso-N-hydroxyimide via a chiral Lossen reaction. In: Tetrahedron:Asymmetry, 11 (17). pp. 3467-3469.

Anil, Kumar R and Chandrasekhar, Sosale and Malayalam, Sridhar (2000) 2-(Ethoxycarbonylmethyl)-1H-naphtho[1,8-de]-1,2,3-triazine anion: a new glycine enolate equivalent. In: Tetrahedron Letters, 41 (34). pp. 6665-6668.

Anil, Kumar R and Chandrasekhar, Sosale (2000) Improved procedures for the Beckmann rearrangement: the reaction of ketoxime carbonates with boron trifluoride etherate. In: Tetrahedron Letters, 41 (28). pp. 5427-5429.

Anil, Kumar R and Chandrasekhar, Sosale (2000) Improved procedures for the Beckmann rearrangement: the reaction of ketoxime carbonates with boron trifluoride etherate. In: Tetrahedron Letters, 41 (28). pp. 5427-5429.

Chandrasekhar, Sosale and Sridhar, Malayalam (2000) A bifunctional approach towards the mild oxidation of organic halides: 2-dimethylamino-N,N-dimethylaniline N-oxide. In: Tetrahedron Letters, 41 (28). 5423-5425 .

Anil, Kumar R and Chandrasekhar, Sosale and Sridhar, Malayalam (2000) \mathit{N},O-Bis-(ethoxycarbonyl)hydroxylamine: a convenient reagent for the Lossen transformation. In: Tetrahedron Letters, 41 (27). pp. 5291-5293.

Chandrasekhar, Sosale and Amina, Kausar (2000) A new chiral oxazoline derived from camphor and its conversion to (R)-2-methylalkanoic acids. In: Tetrahedron: Asymmetry, 11 (11). pp. 2249-2253.

Chandrasekhar, Sosale and Sridhar, Malayalam (2000) An alpha-aminomethyl carbanion equivalent via a novel Barbier reaction: (1H-naphtho[1,8-de]-1,2,3-triazin-2-yl)methyl anion. In: Tetrahedron Letters, 41 (23). pp. 4685-4688.

Chandrasekhar, Sosale and Kausar, Amina (1998) Spontaneous generation of optical activity in urea inclusion compounds vis-a-vis current theories. In: Journal of Chemical Research (08). pp. 440-441.

Chandrasekhar, Sosale and Mukkamala, Ravindranath and Neela, BS and Suryanarayana, Ramakuma Rao and Viswamitra, MA (1989) Cycloaddition of C,N-diphenylnitrone with 6,6-diphenylfulvene: concerted or stepwise? X-ray crystal structure of the product. In: Journal of Chemical Research (8). pp. 252-253.

Chandrasekhar, Sosale and Ravindranath, Mukkamala (1989) 'Preferential spontaneous resolution' of p-anisyl \alpha-methylbenzyl ketone. In: Tetrahedron Letters, 30 (45). pp. 6207-6208.

Chandrasekhar, Sosale and Roy, Chandra Deo (1987) Evidence for a Stereoelectronic Effect in the Baeyer-Villiger Reaction: Introducing the Intramolecular Reaction. In: Tetrahedron Letters, 28 (50). pp. 6371-6372.

Chandrasekhar, Sosale and Murthy, Tara (1987) Nucleophilic Addition to $\alpha$, $\alpha$-Dihalogenocarbonyl Compounds: Synthetic and Mechanistic Implications. In: Journal of Chemical Research, Synopses (12). pp. 414-415.

Chandrasekhar, Sosale (1987) Product Stability in Kinetically-Controlled Organic Reactions. In: Chemical Society Reviews, 16 . pp. 313-338.

Editorials/Short Communications

Chandrasekhar, Sosale (1996) Auto-catalysis as the possible origin of biomolecular chirality. In: Current Science (Bangalore), 70 (4). pp. 259-260.

This list was generated on Thu Oct 17 00:49:37 2019 IST.