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    Home / Products / Efavirenz Impurity (6-chloro-4-[2-(2-methylcyclopropyl)ethynyl]-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)
    Efavirenz Impurity (6-chloro-4-[2-(2-methylcyclopropyl)ethynyl]-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)

    Efavirenz Impurity (6-chloro-4-[2-(2-methylcyclopropyl)ethynyl]-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)

    Synonym

    6-chloro-4-((2-methylcyclopropyl)ethynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C15H11ClF3NO2

    Molecular Weight

    329.71

    Catalogue Number

    AR-E01095

    Parent Drug

    EFAVIRENZ

    CAS Number

    1217623-65-8

    Common Package:10,25,50,100 mg

    Collections: EFAVIRENZ

    Category: 1217623-65-8 AR-E01095 C15H11ClF3NO2 EFAVIRENZ

    RELATED PRODUCTS
    (S)-2-(5-chloro-2-((4-methoxybenzyl)amino)phenyl)-4-cyclopropyl-1,1,1-trifluorobut-3-yn-2-ol

    Synonym

    (S)-6-chloro-4-(cyclopropylethynyl)-1-(4-methoxybenzyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C22H17ClF3NO3

    Molecular Weight

    435.83

    Catalogue Number

    AR-E01118

    Parent Drug

    EFAVIRENZ

    CAS Number

    174819-21-7
    (4S)-6-chloro-4-(cyclopropylethynyl)-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2,4-dihydro-1H-benzo[d][1,3]oxazine

    Synonym

    (S)-2-(5-chloro-2-((4-methoxybenzyl)amino)phenyl)-4-cyclopropyl-1,1,1-trifluorobut-3-yn-2-ol

    Molecular Formula

    C21H19ClF3NO2

    Molecular Weight

    409.83

    Catalogue Number

    AR-E01117

    Parent Drug

    EFAVIRENZ

    CAS Number

    173676-60-3
    (S)-methyl (4-chloro-2-(4-cyclopropyl-1,1,1-trifluoro-2-hydroxybut-3-yn-2-yl)phenyl)carbamate

    Synonym

    (4S)-6-chloro-4-(cyclopropylethynyl)-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2,4-dihydro-1H-benzo[d][1,3]oxazine

    Molecular Formula

    C21H17ClF3NO2

    Molecular Weight

    407.82

    Catalogue Number

    AR-E01116

    Parent Drug

    EFAVIRENZ

    CAS Number

    209414-26-6
    (S)-ethyl (4-chloro-2-(4-cyclopropyl-2-((ethoxycarbonyl)oxy)-1,1,1-trifluorobut-3-yn-2-yl)phenyl)carbamate

    Synonym

    (S)-ethyl (4-chloro-2-(4-cyclopropyl-2-((ethoxycarbonyl)oxy)-1,1,1-trifluorobut-3-yn-2-yl)phenyl)carbamate

    Molecular Formula

    C19H19ClF3NO5

    Molecular Weight

    433.81

    Catalogue Number

    AR-E01115

    Parent Drug

    EFAVIRENZ
    Efavirenz

    Synonym

    (S)-6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01114

    Parent Drug

    EFAVIRENZ

    CAS Number

    154598-52-4
    Efavirenz Enantiomer

    Synonym

    (R)-6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01113

    Parent Drug

    EFAVIRENZ
    Efavirenz Aminoalcohol

    Synonym

    (S)-2-(2-amino-5-chlorophenyl)-4-cyclopropyl-1,1,1-trifluorobut-3-yn-2-ol

    Molecular Formula

    C13H11ClF3NO

    Molecular Weight

    289.69

    Catalogue Number

    AR-E01112

    Parent Drug

    EFAVIRENZ

    CAS Number

    154598-58-0
    Efavirenz-13C6

    Synonym

    (S)-6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one-13C6

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    321.61

    Catalogue Number

    AR-E01111

    Parent Drug

    EFAVIRENZ

    CAS Number

    1261394-62-0
    6-chloro-4-(pent-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Synonym

    (S)-methyl (4-chloro-2-(4-cyclopropyl-1,1,1-trifluoro-2-hydroxybut-3-yn-2-yl)phenyl)carbamate

    Molecular Formula

    C15H13ClF3NO3

    Molecular Weight

    347.72

    Catalogue Number

    AR-E01110

    Parent Drug

    EFAVIRENZ

    CAS Number

    211563-40-5
    (S)-ethyl (4-chloro-2-(4-cyclopropyl-1,1,1-trifluoro-2-hydroxybut-3-yn-2-yl)phenyl)carbamate

    Synonym

    (S)-ethyl (4-chloro-2-(4-cyclopropyl-1,1,1-trifluoro-2-hydroxybut-3-yn-2-yl)phenyl)carbamate

    Molecular Formula

    C16H15ClF3NO3

    Molecular Weight

    361.75

    Catalogue Number

    AR-E01109

    Parent Drug

    EFAVIRENZ

    CAS Number

    211563-41-6
    ethyl 5-(1-chlorocyclobut-2-en-1-yl)-3-(trifluoromethyl)-1H-indole-1-carboxylate

    Synonym

    ethyl 5-(1-chlorocyclobut-2-en-1-yl)-3-(trifluoromethyl)-1H-indole-1-carboxylate

    Molecular Formula

    C16H13ClF3NO2

    Molecular Weight

    343.74

    Catalogue Number

    AR-E01108

    Parent Drug

    EFAVIRENZ
    6-chloro-4-(pent-4-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Synonym

    6-chloro-4-(pent-4-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01107

    Parent Drug

    EFAVIRENZ
    6-chloro-4-(5-chloropent-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Synonym

    6-chloro-4-(5-chloropent-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H10Cl2F3NO2

    Molecular Weight

    352.14

    Catalogue Number

    AR-E01106

    Parent Drug

    EFAVIRENZ
    (Z)-6-chloro-4-(pent-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Synonym

    (Z)-6-chloro-4-(pent-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01105

    Parent Drug

    EFAVIRENZ
    6-chloro-4-(pent-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Synonym

    6-chloro-4-(pent-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01104

    Parent Drug

    EFAVIRENZ
    6-chloro-4-(3-methylbut-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Synonym

    6-chloro-4-(3-methylbut-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01103

    Parent Drug

    EFAVIRENZ
    (R)-6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Synonym

    (R)-6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01102

    Parent Drug

    EFAVIRENZ
    ethyl 5-chloro-2-(cyclobut-2-en-1-yl)-3-(trifluoromethyl)-1H-indole-1-carboxylate

    Synonym

    ethyl 5-chloro-2-(cyclobut-2-en-1-yl)-3-(trifluoromethyl)-1H-indole-1-carboxylate

    Molecular Formula

    C16H13ClF3NO2

    Molecular Weight

    343.74

    Catalogue Number

    AR-E01101

    Parent Drug

    EFAVIRENZ
    Efavirenz Cyclobutenylindole Impurity

    Synonym

    ethyl 5-chloro-2-(cyclobut-1-en-1-yl)-3-(trifluoromethyl)-1H-indole-1-carboxylate

    Molecular Formula

    C16H13ClF3NO2

    Molecular Weight

    343.74

    Catalogue Number

    AR-E01100

    Parent Drug

    EFAVIRENZ
    Efavirenz Benzoylaminoalcohol Impurity

    Synonym

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

    Molecular Formula

    C21H17ClF3NO3

    Molecular Weight

    423.82

    Catalogue Number

    AR-E01099

    Parent Drug

    EFAVIRENZ

    CAS Number

    1189491-03-9
    (S)-6-chloro-4-(pent-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Synonym

    (S)-6-chloro-4-(pent-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01098

    Parent Drug

    EFAVIRENZ
    (S)-6-chloro-4-(3-methylbut-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Synonym

    (S)-6-chloro-4-(3-methylbut-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01097

    Parent Drug

    EFAVIRENZ
    tert-butyl ((1R,2R,5S)-5-(dimethylcarbamoyl)-2-hydroxycyclohexyl)carbamate

    Synonym

    6-chloro-4-(pent-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H11ClF3NO2

    Molecular Weight

    317.70

    Catalogue Number

    AR-E01096

    Parent Drug

    EFAVIRENZ

    CAS Number

    1627575-36-3
    Methyl Efavirenz (Mixture of Diastereomers)

    Synonym

    (4S)-6-chloro-4-((2-methylcyclopropyl)ethynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C15H11ClF3NO2

    Molecular Weight

    329.70

    Catalogue Number

    AR-E01094

    Parent Drug

    EFAVIRENZ

    CAS Number

    353270-76-5
    rac 8-Hydroxy Efavirenz

    Synonym

    6-chloro-4-(cyclopropylethynyl)-8-hydroxy-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO3

    Molecular Weight

    331.68

    Catalogue Number

    AR-E01093

    Parent Drug

    EFAVIRENZ

    CAS Number

    205754-32-1
    8-Hydroxy Efavirenz

    Synonym

    (S)-6-chloro-4-(cyclopropylethynyl)-8-hydroxy-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO3

    Molecular Weight

    331.68

    Catalogue Number

    AR-E01092

    Parent Drug

    EFAVIRENZ

    CAS Number

    205754-33-2
    (R)-6-chloro-4-(2-cyclopropylvinyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Synonym

    (R)-6-chloro-4-(2-cyclopropylvinyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H11ClF3NO2

    Molecular Weight

    317.70

    Catalogue Number

    AR-E01091

    Parent Drug

    EFAVIRENZ
    Efavirenz Ring-opening Impurity

    Synonym

    6-chloro-4-(pent-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01090

    Parent Drug

    EFAVIRENZ

    CAS Number

    N/A
    Efavirenz Related Compound C

    Synonym

    6-chloro-2-cyclopropyl-4-(trifluoromethyl)quinoline

    Molecular Formula

    C13H9ClF3N

    Molecular Weight

    271.67

    Catalogue Number

    AR-E01089

    Parent Drug

    EFAVIRENZ

    CAS Number

    391860-73-4
    Efavirenz Related Compound B

    Synonym

    (S)-6-chloro-4-(2-cyclopropylvinyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H11ClF3NO2

    Molecular Weight

    317.70

    Catalogue Number

    AR-E01088

    Parent Drug

    EFAVIRENZ

    CAS Number

    440124-96-9
    Efavirenz Related Compound A

    Synonym

    (S)-2-(2-amino-5-chlorophenyl)-4-cyclopropyl-1,1,1-trifluorobut-3-yn-2-ol

    Molecular Formula

    C13H11ClF3NO

    Molecular Weight

    289.69

    Catalogue Number

    AR-E01087

    Parent Drug

    EFAVIRENZ

    CAS Number

    209414-27-7
    rac-Efavirenz

    Synonym

    6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one

    Molecular Formula

    C14H9ClF3NO2

    Molecular Weight

    315.68

    Catalogue Number

    AR-E01086

    Parent Drug

    EFAVIRENZ

    CAS Number

    177530-93-7
    rac-Efavirenz-d5

    Synonym

    6-chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one-D5

    Molecular Formula

    C14H4D5ClF3NO2

    Molecular Weight

    320.71

    Catalogue Number

    AR-E01085

    Parent Drug

    EFAVIRENZ

    CAS Number

    177530-93-7 (non-labelled)