Efavirenz Benzoyl Amino Alcohol (USP) ; Efavirenz N-Methoxybenzoyl Amino Alcoho

Efavirenz Benzoyl Amino Alcohol (USP) ; Efavirenz N-Methoxybenzoyl Amino Alcoho

N-(4-Chloro-2-(4-cyclopropyl-1,1,1-trifluoro-2-hydroxybut-3-yn-2-yl) phenyl)-4-methoxybenzamide

Impurity reference standard used for related substances testing of Efavirenz ;(S)-Efavirenz drug substance and drug product per pharmacopoeial limits.