Chiral 1,4-diazepinones and 1,4-thiazepinones by diastereoselective ring chain transformation of α,β unsaturated lactones or lactams

Autor: Jürgen Liebscher, Jörg Bohrisch, Heike Faltz, Michael Pätzel
Rok vydání: 1994
Předmět:
Zdroj: Tetrahedron. 50:10701-10708
ISSN: 0040-4020
DOI: 10.1016/s0040-4020(01)89262-0
Popis: Butenolides or α,β-unsaturated lactams 1 react with 1,2-diamines cysteamine or 2-aminothiophenol by addition and ring transformation giving new chiral, hydrogenated or partly hydrogenated 7-(α-hydroxyalkyl) and 7-(α-aminoalkyl)-1,4-diazepin-5-ones and 1,4-thiazepin-5-ones 4.
Databáze: OpenAIRE