Items where Author is "Chakrasali, R. T."

Article

Chakrasali, R. T. ; Rao, Ch. Srinivasa ; Ila, H. ; Junjappa, H. (1993) Cyclocondensation of α-hydroxyimino-β-alkyl/arylimino-β-methylthioketones with hydrazine hydrate: synthesis of 3(5)-aryl-5(3)-alkyl/arylamino-4-nitroso (or amino) pyrazoles Journal of Heterocyclic Chemistry, 30 (1). pp. 129-134. ISSN 0022-152X

Sharma, S. K. ; Chakrasali, R. T. ; Ila, H. ; Junjappa, H. (1993) Cyclocondensation of 2,4-diamino-6(1H)pyrimidone with -oxoketene dithioacetals: synthesis of novel 5-alkylthio-7-substituted and 6,7-annulated-5-deazapteridines derivatives Indian Journal of Chemistry - Section B: Organic and Medicinal Chemistry, 32 (11). pp. 1173-1175. ISSN 0376-4699

Srinivasa Rao, Ch. ; Chakrasali, R. T. ; Ila, Hiriyakkanavar ; Junjappa, Hiriyakkanavar (1990) Regio- and chemoselective conjugate 1,4-reduction of α-oxoketene dithioacetals with sodium borohydride and sodium cyanoborohydride Tetrahedron, 46 (6). pp. 2195-2204. ISSN 0040-4020

Gupta, Akhilesh K. ; Chakrasali, R. T. ; Ila, H. ; Junjappa, H. (1989) Reaction of polarized ketene S,N-acetals with bromoacetaldehyde diethyl acetal: synthesis of 1-substituted 3-acyl- and 3-nitro-2-methylthiopyrroles and 1,2-annulated 3-acylpyrroles Synthesis, 2 . pp. 141-142. ISSN 0039-7881

Chakrasali, R. T. ; Ila, H. ; Junjappa, H. (1988) Cycloaddition of aroyl/acylketene S,N-acetals with tosyl azide: synthesis of novel 4-aroyl/acyl-5-amino-1h-1,2,3-triazoles and 3,4-annulated 1,2,3-triazoles Synthesis, 1988 (11). pp. 851-854. ISSN 0039-7881

Chakrasali, R. T. ; Ila, H. ; Junjappa, H. (1988) Cycloaddition of sodium azide to polarized ketene S,S- and S,N-acetals: synthesis of novel substituted triazole and tetrazole derivatives Synthesis, 1988 (6). pp. 453-455. ISSN 0039-7881

Chakrasali, R. T. ; Ila, H. ; Junjappa, H. (1988) Reaction of acylketene S,N-acetals with malonyl chloride: synthesis of novel 1,5-substituted 4-hydroxy-6-methylthio-2 (1h)-pyridones and 6,8-substituted 4-hydroxy-7-methylthio-2,5-dioxo-5,6-dihydro-2h-pyrano [3,2-c] pyridines Synthesis, 1988 (1). pp. 87-89. ISSN 0039-7881