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Chem Pharm Bull (Tokyo). 2005 Jul;53(7):839-40.

Tomato new sapogenols, isoesculeogenin A and esculeogenin B.

Author information

1
Faculty of Medical and Pharmaceutical Science, Kumamoto University, Japan.

Abstract

Two novel sapogenols, isoesculeogenin A (1) and esculeogenin B (2) of steroidal alkaloid glycosides, lycoperoside F and esculeoside B, respectively, isolated from the ripe tomato have been characterized as (5alpha,22R,23R,25S)-3beta,23,27-trihydroxyspirosolane and (5alpha,22S,23R,25S)-22,26-epimino-16beta,23-epoxy-3beta,23,27-trihydroxycholestane, respectively.

PMID:
15997148
DOI:
10.1248/cpb.53.839
[Indexed for MEDLINE]
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