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Efavirenz Impurity B

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CATAPS440124969A
CAS440124-96-9
Structure
SynonymsEfavirenz Related Compound B (USP), (S,E)-6-Chloro-4-(2-cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one,(4S)-6-Chloro-4-[(1E)-2-cyclopropylethenyl]-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one, SR 695
IUPAC Name(4S)-6-chloro-4-[(E)-2-cyclopropylethenyl]-4-(trifluoromethyl)-1H-3,1-benzoxazin-2-one
Molecular Weight317.69
Molecular FormulaC14H11ClF3NO2
Canonical SMILESFC(F)(F)[C@]1(OC(=O)Nc2ccc(Cl)cc12)\C=C\C3CC3
InChIInChI=1S/C14H11ClF3NO2/c15-9-3-4-11-10(7-9)13(14(16,17)18,21-12(20)19-11)6-5-8-1-2-8/h3-8H,1-2H2,(H,19,20)/b6-5+/t13-/m0/s1
Accurate Mass317.043
API FamilyMatrix - API Family See respective official monograph(s)
FormatNeat
Product TypeImpurity
ShippingRoom Temperature
Storage Conditions+5°C
SubcategoryInternational Pharmacopoeia
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