Synthesis and reactions of 2-mercapto-6-thioxo-thiopyran-3-carboxylate derivatives

DOI: 10.1002/prac.19963380198

Source and publish data:

Journal fur Praktische Chemie - Chemiker-Zeitung p. 516 - 522 (1996)

Update date:2022-08-04

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Authors:

Rehwald Rehwald

Schaefer

Gewald Gewald

Gruner Gruner

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Article abstract of DOI:10.1002/prac.19963380198

6-Amino-thiopyran-2-thiones (1) react with dihydrogen sulfide in the presence of pyridine and triethyl amine to yield 6-thioxo-thiopyran-2-thiolates (2). Methylation of 2 gives the methylthio compounds 3 and 4. Further methylation of 3a and 4a yields the

Full text of DOI:10.1002/prac.19963380198

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