A New Synthesis of 5-Substituted 3-Methyl-2-phenylthio-2-penten-5-olides
- Resource Type
- Article
- Authors
- Su, Huiwen; Shirai, Kozo; Kumamoto, Takanobu
- Source
- Bulletin of the Chemical Society of Japan; October 1992, Vol. 65 Issue: 10 p2794-2799, 6p
- Subject
- Language
- ISSN
- 00092673; 13480634
Dienolate 11, which was produced from 3-methyl-2-phenylthio-2-butenoic acid (1) and two equivalents of LDA, reacted with aldehydes or ketones to give 5-alkyl-3-methyl-2-phenylthio-2-penten-5-olides (12) in good yields.