86708-49-8Relevant academic research and scientific papers
Studies on the Syntheses of Heterocyclic Compounds and Natural Products. 1000. Double Enamine Annelation of 3,4-Dihydro-1-methyl-β-carboline and Isoquinoline Derivatives with 6-Methyl-2-pyrone-3,5-dicarboxylates and Its Application for the Synthesis of (+
Ihara, Masataka,Noguchi, Kazuharu,,Ohsawa, Tatsushi,Fukumoto, Keiichiro
, p. 3150 - 3156 (1983)
6-Methyl-2-pyrone-3,5-dicarboxylates 8 and 9 were prepared by the reaction of dimethyl (methoxymethylene)malonate and acetoacetates in the presence of sodium hydride followed by an acid treatment.Reaction of the pyrones 8 and 9 with 3,4-dihydro-1-methylis
DOUBLE ANNELATION OF THE ENAMINE-IMINES, ISOQUINOLINE AND β-CARBOLINE DERIVATIVES, WITH 6-METHYLPYRAN-2-ONE-3,5-DICARBOXYLATES
Ihara, Masataka,Noguchi, Kazuhard,Ohsawa, Tatsushi,Fukumoto, Keiichiro,Kametani, Tetsuji
, p. 1829 - 1833 (2007/10/02)
6-Methylpyran-2-one-3,5-dicarboxylates (11a and 11b) were synthesized by the reaction of dimethyl methoxymethylenemalonate (9) and acetoacetates in the presence of sodium hydride followed by the acidic treatment.Reaction of the enamine-imines (1, 12 and 1
