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Communication | Regular issue | Vol 12, No. 4, 1979, pp.515-517
Published online, 1st January, 1970
DOI: 10.3987/R-1979-04-0515
Effective Catalytic Asymmetric Synthesis of S-(—)-3-Methoxycarbonyl-4-(3,4-methylenedioxyphenyl)butanoic Acid. A Simple and Effective Route to Chiral Lignans

Kazuo Achiwa*

*Schol of Pharmaceutical Sciences, University of Shizuoka, 52-1 Yada, Shizuoka 422-8526, Japan


Effective catalytic asymmetric synthesis of s-2, a key intermediate for the synthesis of chiral lignans, was described. Thus, BPPM-Rh+ in the presence of triethylamine gave s-2 in 78% optical yield.