Thermal cyclization of oligomeric amido acids
β Scribed by M.I. Tsapovetskii; L.A. Laius; T.I. Zhukova; S.M. Yakopson
- Book ID
- 116049763
- Publisher
- Elsevier Science
- Year
- 1990
- Weight
- 350 KB
- Volume
- 32
- Category
- Article
- ISSN
- 0032-3950
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## Abstract The synthesis of pyrrolidino[2,1β__b__]thieno[3,2(2,3)β__f__][3]azepinediones 7a,b and pyrrolidino[2,1β__b__]β[1]benzothieno[3,2(2,3)β__f__][3]azepinediones 7c,d are described starting from thiophenes or [1]benzothioβphenes acetic acids. Their selective reduction using triethylsilane le
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