A new amino acid, (2S,3R)-(-)-3-hydroxybaikiain from Russula subnigricans HONGO.

Chemical and Pharmaceutical Bulletin
1987.0

Abstract

A new amino acid (I) was isolated from a toxic mushroom, Russula subnigricans HONGO, and characterized as (2S,3R)-( - )-3-hydroxybaikiain [(2S,3R)-( - )-1,2,3,6-tetrahydro-3-hydroxypyridine-2-carboxylic acid]. (S)-(-)-Baikiain (II), (S)-(-)-pipecolic acid (III), ergosterol (IV), ergosteryl peroxide (V) and cerevisterol (VI) were also isolated and identified.

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