Chemical and Pharmaceutical Bulletin 2010-May
Papuabalanols A and B, new tannins from Balanophora papuana.
只有注册用户可以翻译文章
登陆注册
链接已保存到剪贴板
关键词
抽象
Two new dehydrohexahydroxydiphenoyl (DHHDP) esters of dihydrochalcone glycosides, papuabalanols A (1) and B (2) were isolated from the ethyl acetate extract of Balanophora papuana. Their structures were elucidated on the basis of spectroscopic data and chemical evidences. Papuabalanol A (1) showed moderate vasodilator effect on rat aorta and papuabalanol B (2) showed potent inhibition of mushroom tyrosinase and anti-melanogenesis in B16 mouse melanoma cells.