Cyclocondensation of oxoketene dithioacetals with 3-aminopyrazoles: a facile highly regioselective general route to substituted and fused pyrazolo[a]pyrimidinesTHOMAS, A; MANJAREE CHAKRABORTY; HIRIYAKKANAVAR ILA et al.Tetrahedron (Oxford. Print). 1990, Vol 46, Num 2, pp 577-586, issn 0040-4020Article

Polarised ketene dithioacetals. L: Reactions of α-aroyl-α-bromoketene dithioacetals with hydrazine hydrate: formation of rearranged pyrazolesGURDEEP SINGH; HIRIYAKKANAVAR ILA; HIRIYAKKANAVAR JUNJAPPA et al.Journal of the Chemical Society. Perkin transactions. I. 1987, Num 9, pp 1945-1949, issn 0300-922XArticle

Synthesis of novel functionalized hydroxyiminoimines by direct nitrosation of β-thio-β-amino-α,β-unsaturated ketones and their further transformations: new general syntheses for imidazole, quinoxaline, and thiazole derivativesAZIZUR-RAHMAN; HIRIYAKKANAVAR ILA; HIRIYAKKANAVAR JUNJAPPA et al.Journal of the Chemical Society. Chemical communications. 1984, Num 7, pp 430-431, issn 0022-4936Article

Reformatsky reaction on thiocarbonyl compounds : new C-C bond forming reactionCHANDRASEKHARAM, M; LAXMINARAYAN BHAT; HIRIYAKKANAVAR ILA et al.Tetrahedron letters. 1993, Vol 34, Num 40, issn 0040-4039, 6346, 6439-6442 [5 p.]Article

Studies on lead tetraacetate oxidation of α-oxoketene dithioacetalsLAXMINARAYAN BHAT; ABRAHAM THOMAS; HIRIYAKKANAVAR ILA et al.Tetrahedron (Oxford. Print). 1991, Vol 47, Num 2, pp 305-312, issn 0040-4020, 8 p.Article

Cycloaromatization of α-oxoketene dithioacetals with 2-picolyllithium: a facile quinolizinium cation annelationBALU, M. P; HIRIYAKKANAVAR ILA; HIRIYAKKANAVAR JUNJAPPA et al.Tetrahedron letters. 1987, Vol 28, Num 26, pp 3023-3026, issn 0040-4039Article

Darzen's reaction on oxoketene dithioacetals: a new versatile synthesis of substituted and annelated furan-2-carboxylatesAPURBA DATTA; DINAH POORANCHAND; HIRIYAKKANAVAR ILA et al.Tetrahedron (Oxford. Print). 1989, Vol 45, Num 23, pp 7631-7640, issn 0040-4020Article

Cycloaromatization of α-oxoketene dithioacetals with lithioacetonitrile: a facile route for 4-substituted and 4,5-annelated pyridinesGUPTA, A. K; HIRIYAKKANAVAR ILA; HIRIYAKKANAVAR JUNJAPPA et al.Tetrahedron letters. 1988, Vol 29, Num 50, pp 6633-6636, issn 0040-4039Article

Ketendithioacetals. XXXIX: Novel solvolytic rearrangements of 1,1-bis(methylthio)-2,4-dimethyl-5-aryl (or styryl)-1,4-pentadien-3-ols to cyclopentenone derivativesASOKAN, C. V; HIRIYAKKANAVAR ILA; HIRIYAKKANAVAR JUNJAPPA et al.Tetrahedron letters. 1985, Vol 26, Num 8, pp 1087-1090, issn 0040-4039Article

Cationic benzoannelation of active methylene ketones via oxoketendithioacetalsGURDEEP SINGH; HIRIYAKKANAVAR ILA; HIRIYAKKANAVAR JUNJAPPA et al.Tetrahedron letters. 1984, Vol 25, Num 44, pp 5095-5098, issn 0040-4039Article

Attempted Simmons-Smith reaction on α-oxoketene dithioacetals : a new general route to 3,4-substituted and annelated thiophenesLAXMINARAYAN BHAT; THOMAS, A; HIRIYAKKANAVAR ILA et al.Tetrahedron (Oxford. Print). 1992, Vol 48, Num 47, pp 10377-10388, issn 0040-4020Article

Studies on Diels-Alder cycloadditions of vinylketene dithioacetalsGUPTA, A. K; HIRIYAKKANAVAR ILA; HIRIYAKKANAVAR JUNJAPPA et al.Tetrahedron (Oxford. Print). 1989, Vol 45, Num 5, pp 1509-1516, issn 0040-4020, 8 p.Article

Polarized ketene dithioacetals. LXV: Studies on additions of 2-aroyl-3-cyano-1,1-bis(methylthio)propenide anions to hetero-multiple bondsSINGH, L. W; HIRIYAKKANAVAR ILA; HIRIYAKKANAVAR JUNJAPPA et al.Journal of the Chemical Society. Perkin transactions. I. 1988, Num 8, pp 2365-2368, issn 0300-922XArticle

Synthesis of novel 2-amino-4-aryl-5-arylthio-6-methoxypyrimidines and 3(5)-aryl-4-arylthio-5(3)-methylthiopyrazoles via α-oxo-α-arylthioketene dithioacetalsGURDEEP SINGH; BISWAJIT DEB; HIRIYAKKANAVAR ILA et al.Synthesis (Stuttgart). 1987, Num 3, pp 286-287, issn 0039-7881Article

Reaction of dimethyl N-aryl- and N-alkylcarbonimidodithioates with aminoacetaldehyde diethyl acetal: a direct synthesis of 1-aryl- and 1-alkyl-2-methylthioimidazolesDINAH POORANCHAND; HIRIYAKKANAVAR ILA; HIRIYAKKANAVAR JUNJAPPA et al.Synthesis (Stuttgart). 1987, Num 12, pp 1136-1138, issn 0039-7881Article

Polarised ketene dithioacetals. XXXII: Studies on base-catalysed rearrangements of 2-bis(methylthio)methyleneindan-1-one,2-bis(methylthio)methylene-1-tetralone, and 3-bis(methylthio)methylene-2,3-dihydro-1-benzothiopyran-4-oneSATYAM APPARAO; APURBA DATTA; HIRIYAKKANAVAR ILA et al.Journal of the Chemical Society. Perkin transactions. I. 1984, Num 5, pp 921-924, issn 0300-922XArticle

Cycloaromatization of α-oxoketene dithioacetals with 3-methyl-5-lithiomethylisoxazole: a new general approach for synthesis of substituted and annelated 1,2-benzisoxazolesBALU, M. P; DINAH POORANCHAND; HIRIYAKKANAVAR ILA et al.Tetrahedron letters. 1988, Vol 29, Num 4, pp 501-504, issn 0040-4039Article

KETEN DITHIOACETALS. XII: SYNTHESIS AND REACTIONS OF ALPHA -OXOKETEN DITHIOACETHALS DERIVED FROM HETEROCYCLIC KETONES. REACTIONS OF 3-(BIS(METHYLTHIO)-METHYLENE)-2,3-DIHYDRO-1-BENZOTHIOPYRAN-4-ONE, 4-(BIS(METHYLTHIO)-METHYLENE)-3,4-DIHYDRO-1-BENZOTHIEPIN-5(2H)-ONE AND 1-N-(P-TOLYLSULPHONYL)-3-(BIS(METHYLTHIO)-METHYLENE)-2,3-DIHYDRO-4(1H) -QUINOLONE WITH HYDRAZINE, GUANIDINE, CYANOACETAMIDE, AND N-ALKYLCYANOACETAMIDESARVIND KUMAR; HIRIYAKKANAVAR ILA; HIRIYAKKANAVAR JUNJAPPA et al.1979; J. CHEM. RES., SYNOPSES; GBR; DA. 1979; NO 8; PP. 268-269; BIBL. 6 REF.; SYNOPSIS;[J. CHEM. RES., M; GBR; DA. 1979; PP. 3001-3054]Article

A new general route to 1,2-diarylethylenes, 1,4-diarylbutadienes and 1,6-diarylhexatrienes through cycloaromatization of β-oxodithioacetalsSRINIVASA RAO, C; SINGH, O. M; HIRIYAKKANAVAR ILA et al.Synthesis (Stuttgart). 1992, Num 11, pp 1075-1077, issn 0039-7881Article

Highly diastereoselective anionic [3+2] annulation strategy for functionalized cyclopentenes via α-oxoketene dithioacetalsREDDY, K. R; SINGH, L. W; HIRIYAKKANAVAR ILA et al.Journal of the Chemical Society. Perkin transactions. I. 1994, Num 17, pp 2439-2442, issn 0300-922XArticle

Tandem carbocationic cyclization of bis(methylthio)methylene arylcyclopropyl ketones : a promising sequence for assembling functionalized cyclopent[a]indene frameworkPRANAB KUMAR PATRA; BALARAM PATRO; HIRIYAKKANAVAR ILA et al.Tetrahedron letters. 1993, Vol 34, Num 24, issn 0040-4039, 3812, 3951-3954 [5 p.]Article

KETEN DITHIOACETALS. XI. REACTION OF 3-CYANO-4-METHYLTHIO-2(1H)-PYRIDONES WITH HYDRAZINE AND GUANIDINE: SYNTHESIS OF NOVEL SUBSTITUTED AND FUSED PYRAZOLO (4,3-C) PYRIDONE AND PYRIDO (4,3-D) PYRIMIDINE DERIVATIVES.ARVIND KUMAR; HIRIYAKKANAVAR ILA; HIRIYKKANAVAR JUNJAPPA et al.1978; J. CHEM. SOC., PERKIN TRANS., 1; GBR; DA. 1978; NO 8; PP. 857-862; BIBL. 10 REF.Article

Cycloaromatization of α-oxoketene dithioacetals and β-oxodithioacetals with benzyl-,1-(naphthylmethyl) and 2-(naphthylmethyl)magnesium halides : synthesis of condensed polynuclear aromatic hydrocarbonsSRINIVASA RAO, C; BALU, M. P; HIRIYAKKANAVAR ILA et al.Tetrahedron (Oxford. Print). 1991, Vol 47, Num 20-21, pp 3499-3510, issn 0040-4020, 12 p.Article

Cycloaromatization of α-oxoketendithioacetals with benzylmagnesium chloride: a novel naphthalene annelation reactionBALU, M. P; GURDEEP SINGH; HIRIYAKKANAVAR ILA et al.Tetrahedron letters. 1986, Vol 27, Num 1, pp 117-120, issn 0040-4039Article

Polarized ketene dithioacetals. XXXXI: Studies on base-catalysed rearrangements of 1,1-bis(alkylthio)-2-aroylpenta-1,4-dienes to novel 1,5-bis(alkylthio)-2-aroylpenta-1,3-dienes via a 1,5-alkylthio shiftAPPARAO, S; BHATTACHARJEE, S. S; HIRIYAKKANAVAR ILA et al.Journal of the Chemical Society. Perkin transactions. I. 1985, Num 3, pp 641-645, issn 0300-922XArticle