The preparation of ketene dithioacetals and thiophenes from chloropyridines containing an active methylene group

Keith R. Sturrock, David H. Bremner, Grant Wishart

Research output: Contribution to journalSpecial issue

2 Citations (Scopus)
223 Downloads (Pure)

Abstract

The base catalysed reaction of carbon disulphide with the active methylene groups of chloropyridines 4 and 7, followed by alkylation with reagents which also contain active methylene groups, lead to ketene dithioacetals. Further reaction with base afforded highly substituted thiophenes.
Original languageEnglish
Pages (from-to)1657 - 1662
Number of pages6
JournalHeterocycles
Volume82
Issue number2
DOIs
Publication statusPublished - Mar 2011

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