分类:Chiral Reagents, Heterocycles, CAS:123997-26-2 分子式:C50H75NO14 分子量:914.13 物理性质:Crystalline Solid 应用说明:A mixture of semi-synthetic Avermectins; containing 90% or more of component B1a and 10% or less of component B1b. Antiparasitic. 别名:(4''R)-4''-(Acetylamino