API Impurities
Efavirenz -R-isomer
Efavirenz -R-isomer
(4R)-6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1,4-dihydro-2H-3,1-benzoxazin-2-one
Impurity reference standard used for related substances testing of Efavirenz ;(S)-Efavirenz drug substance and drug product per pharmacopoeial limits.
Specifications
- Chemical Name
- (4R)-6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1,4-dihydro-2H-3,1-benzoxazin-2-one
- CAS No.
- NA
- Catalogue No.
- RR-EFZ-E0110
- Molecular Formula
- C14H9ClF3NO2
- Molecular Weight
- 315.67 g/mol