Syntheses of prodelphinidin B3 and C2, and their antitumor activities through cell cycle arrest and caspase-3 activation

被引:23
作者
Fujii, Wataru [2 ]
Toda, Kazuya [1 ]
Kawaguchi, Koichiro [1 ]
Kawahara, Sei-ichi [3 ]
Katoh, Miyuki [2 ]
Hattori, Yasunao [4 ]
Fujii, Hiroshi [1 ]
Makabe, Hidefumi [2 ]
机构
[1] Shinshu Univ, Dept Biosci & Biotechnol, Fac Agr, Nagano 3994598, Japan
[2] Shinshu Univ, Grad Sch Agr, Sci Funct Foods, Nagano 3994598, Japan
[3] St Cousair Co Ltd, Nagano 3891201, Japan
[4] Kyoto Pharmaceut Univ, Dept Med Chem, Yamashina Ku, Kyoto 6078412, Japan
关键词
Polyphenols; Synthesis; Natural product; Anticancer agents; EFFICIENT STEREOSELECTIVE-SYNTHESIS; MEDIATED EQUIMOLAR CONDENSATION; POLYMERASE INHIBITORY-ACTIVITY; RADICAL SCAVENGING ACTIVITY; OCCURRING O-HETEROCYCLES; OLIGOMERIC PROANTHOCYANIDINS; POLYPHENOL CHEMISTRY; SYSTEMATIC SYNTHESIS; MAILLARD REACTION; INTERFLAVAN BOND;
D O I
10.1016/j.tet.2013.02.087
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Total synthesis of prodelphinidin B3 and C2 have been accomplished. The key step is Lewis acid-mediated equimolar condensations between a catechin and/or gallocatechin nucleophile and a gallocatechin electrophile. The antitumor effects of synthetic prodelphidin B3 and C2 against PC-3 prostate cancer cell lines have been investigated. Both compounds showed significant antitumor effects. Their activity was almost the same as that of EGCG, a known antitumor agent. (C) 2013 Elsevier Ltd. All rights reserved.
引用
收藏
页码:3543 / 3550
页数:8
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