Aloeresin A, a major constituent of CapeAloe, is shown to be 2′-O-(E)-p-coumaroyl aloesin (3) instead of 6′-O-(E)-p-coumaroyl aloesin (2) as accepted so far.
The New Observation of Intramolecular Acyl Transfer from Aglycon to Sugar of C-Glycoside. The Regioselective and Single Step Acylation of 2′-Hydroxyl Group of Free C-Glucopyranoside.
作者:Man Ki Park、Jeong Hill Park、Sool Yeon Cho、Young Geun Shin、Jae-Kyung Jung、Young-Ger Suh