KETEN SS-ACETALS. IX. REACTION OF ALPHA -OXO- AND ALPHA -CYANO-KETEN SS-ACETALS WITH CYANOACETAMIDE: A NEW GENERAL METHOD FOR SUBSTITUTED AND FUSED 4-ALKYLTHIO-3-CYANO-2(1H)-PYRIDONES AND FORMATION OF NOVEL PYRIDONES THROUGH BASE-INDUCED REARRANGEMENTS.RASTOGI RR; KUMAR A; ILA H et al.1978; J. CHEM. SOC., PERKIN TRANS., 1; G.B.; DA. 1978; NO 6; PP. 549-553; BIBL. 7 REF.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