ivermectin and its Impurities
Ivermectin is a semisynthetic macrocyclic lactone. It is a broad spectrum antiparasitic agent and is derived from Avermectins. Reference standards of Ivermectin API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a
5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a
Catalogue No.:PA 09 0321005
CAS :
102190-51-2
Molecular Formula : C60H100O15Si2
Molecular Weight : 1117.62