英文名称
(4S)-6-Chloro-4-(2-cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazine
Standards; Pharmaceutical/API Drug Impurities/Metabolites;
(4S)-6-Chloro-4-(2-cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazine, is used for the synthesis of Efavirenz (E425000), which is a nonnucleoside HIV-1 reverse transcriptase inhibitor, used for the treatment of a human immunodeficiency virus (HIV) type 1.