API Impurities
8-Hydroxy Efavirenz
8-Hydroxy Efavirenz
(4S)-6-chloro-4-(cyclopropylethynyl)-8-hydroxy-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
- (4S)-6-chloro-4-(cyclopropylethynyl)-8-hydroxy-4-(trifluoromethyl)-1,4-dihydro-2H-3,1-benzoxazin-2-one
- CAS No.
- 205754-33-2
- Catalogue No.
- RR-EFZ-E0108
- Molecular Formula
- C14H9ClF3NO3
- Molecular Weight
- 331.68 g/mol
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