Abacavir EP Impurity C Catalogue No. - VL760006 CAS No. - 124752-25-6 Molecular Formula - C11H14N6O Molecular Weight - 246.27 IUPAC Name - (1S,4R)-4-(2,6-Diamino-9H-purin-9-yl)ethanol Synonyms - Abacavir USP Related Compound A / Descyclopropyl Abacavir