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BIBTEX RIS

Heterocyclic ketenethioacetal derivatives. IX. Reactions of 1-[2,2-bis(methylthio)vinyl]pyridinium iodides with active methylene compounds.

1977; Pharmaceutical Society of Japan; Volume: 25; Issue: 7 Linguagem: Inglês

10.1248/cpb.25.1519

ISSN

1347-5223

Autores

Yoshinori Tominaga, Hiroshi Fujito, K. MIZUYAMA, Yoshiro Matsuda, GORO KOBAYASHI,

Tópico(s)

Synthesis and Reactions of Organic Compounds

Resumo

The reaction of 1-[2, 2-bis (methylthio) vinyl] pyridinium iodide derivatives (1a-k) with active methylene compounds in the presence of a base in ethanol, dimethylformamide, or dimethyl sulfoxide gave pyridinium allylide, indolizine, and N-[2, 2-bis (methylthio) -vinyl]-N-(6, 6-disubstituted 1, 3, 5-hexatrienyl) amine derivatives.

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