日志 great_watson-int

L-Epicatechin CAS 490-46-0

L-Epicatechin,490-46-0,2-(3,4-Dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol,表儿茶素; 2-(3,4-羟基苯基)-3,4-二氢-2H-1-苯并吡喃-3,5,7-三醇; EC