Furthermore, the reaction condition of the selective removal of acetyl group in the presence of caffeoyl group was optimized.
发现不同的底物结构上的差异可能造成选择性脱除乙酰基保护反应活性的差异。
2
Salviaflaside methyl ester(11) and salviaflaside(12) are two new trace depsidic glycosides isolated from Salvia flava. This is the first example of a caffeoyl depsidic glycoside.