一种来自杏的A型原花青素。

An A-type proanthocyanidin from Prunus armeniaca.

作者信息

Prasad D, Joshi R K, Pant G, Rawat M S, Inoue K, Shingu T, He Z D

机构信息

Department of Chemistry, HNB Garhwal University, Srinagar, Garhwal-246 174, India.

出版信息

J Nat Prod. 1998 Sep;61(9):1123-5. doi: 10.1021/np970383n.

DOI:10.1021/np970383n

PMID:9748379

Abstract

Roots of Prunus armeniaca yielded a new A-type proanthocyanidin whose structure was assigned as ent-epiafzelechin-3-O-p-hydroxybenzoate-(4alpha-->8, 2alpha-->O-->7)-epiafzelechin (1). The structure of 1 was determined through extensive 1D and 2D NMR studies.

摘要

杏树的根产生了一种新的A型原花青素，其结构被确定为对映-表阿夫儿茶素-3-O-对羟基苯甲酸酯-(4α→8, 2α→O→7)-表阿夫儿茶素（1）。通过广泛的一维和二维核磁共振研究确定了1的结构。