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Synthesis of 2-methyl-5-phenylthieno[2,3-d]thiazole

โœ Scribed by P. I. Abramenko; V. G. Zhiryakov


Book ID
112361498
Publisher
Springer US
Year
1970
Tongue
English
Weight
115 KB
Volume
6
Category
Article
ISSN
0009-3122

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Synthesis of 3-Acyl-5,6-dihydro-2-phenyl
โœ Maruoka, Hiroshi ;Yamagata, Kenji ;Yamazaki, Motoyoshi ๐Ÿ“‚ Article ๐Ÿ“… 1994 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 568 KB

## Abstract The reactions of 2โ€benzamidoโ€4,5โ€dihydroโ€3โ€thiophene(โ€3โ€furanโ€)carbonitriles 1aโ€“c (and 11aโ€“c) with acetic (or propionic) anhydride in the presence of tin(IV) chloride give the corresponding 3โ€acetylโ€5,6โ€dihydroโ€2โ€phenylthieno(โ€furoโ€)โ€[2,3โ€__d__]pyrimidinโ€4(3__H__)โ€ones 2aโ€“c (and 12aโ€“c)