Chemical and Pharmaceutical Bulletin
Online ISSN : 1347-5223
Print ISSN : 0009-2363
ISSN-L : 0009-2363
Tannins and Related Compounds. XX. Two New Ellagitannins Containing a Proto-quercitol Core from Quercus stenophylla MAKINO. (4)
HIROAKI NISHIMURAGENICHIRO NONAKAITSUO NISHIOKA
Author information
Keywords: spin-decoupling
JOURNALS FREE ACCESS

1984 Volume 32 Issue 5 Pages 1750-1753

Details
Abstract

A new class of ellagitannins (1 and 2) possessing a proto-quercitol moiety has been isolated from the bark of Quercus stenophylla MAKINO (Fagaceae), and their structures have been characterized from the chemical and spectroscopic evidence as 1, 5-di-O-galloyl-3, 4-(S)-hexahydroxydiphenoyl proto-quercitol (1) and 5-O-galloyl-3, 4-(S)-hexahydroxydiphenoyl protoquercitol (2).

Information related to the author
© The Pharmaceutical Society of Japan
Previous article Next article
feedback
Top