efavirenz and its Impurities

Efavirenz is a non-nucleoside reverse transcriptase inhibitor and is used as part of highly active antiretroviral therapy for the treatment of a human immunodeficiency virus type 1.. Reference standards of Efavirenz API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 74 results for efavirenz Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 05 53000

Efavirenz

Efavirenz


  • Catalogue No.:PA 05 53000

  • CAS :

    154598-52-4

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 53510

Efavirenz Enantiomer

Efavirenz Enantiomer


  • Catalogue No.:PA 05 53510

  • CAS :

    154801-74-8

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 53520

Efavirenz Amino Alcohol Methyl Carbamate

Efavirenz Amino Alcohol Methyl Carbamate


  • Catalogue No.:PA 05 53520

  • CAS :

    211563-40-5

  • Molecular Formula : C15H13ClF3NO3

  • Molecular Weight : 347.05

Drug Reference Standards & Impurity Synthesis in India
PA 05 53530

Efavirenz Amino Alcohol Ethyl Carbamate

Efavirenz Amino Alcohol Ethyl Carbamate


  • Catalogue No.:PA 05 53530

  • CAS :

    211563-41-6

  • Molecular Formula : C16H15ClF3NO3

  • Molecular Weight : 361.74

Drug Reference Standards & Impurity Synthesis in India
PA 05 53540

Bis(ethoxycarbonyl) Efavirenz Amino Alcohol

Bis(ethoxycarbonyl) Efavirenz Amino Alcohol


  • Catalogue No.:PA 05 53540

  • CAS :

    2733280-20-9

  • Molecular Formula : C19H19ClF3NO5

  • Molecular Weight : 433.81

Drug Reference Standards & Impurity Synthesis in India
PA 05 53550

(E)-Dihydro Efavirenz

(E)-Dihydro Efavirenz


  • Catalogue No.:PA 05 53550

  • CAS :

    440124-96-9

  • Molecular Formula : C14H11ClF3NO2

  • Molecular Weight : 317.69

Drug Reference Standards & Impurity Synthesis in India
PA 05 53560

Efavirenz Quinoline Analog

Efavirenz Quinoline Analog


  • Catalogue No.:PA 05 53560

  • CAS :

    391860-73-4

  • Molecular Formula : C13H9ClF3N

  • Molecular Weight : 271.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 53570

Efavirenz Amino Alcohol

Efavirenz Amino Alcohol


  • Catalogue No.:PA 05 53570

  • CAS :

    209414-27-7

  • Molecular Formula : C13H11ClF3NO

  • Molecular Weight : 289.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 53580

Efavirenz Cyclobutenylindole Analog

Efavirenz Cyclobutenylindole Analog


  • Catalogue No.:PA 05 53580

  • CAS :

    2177283-35-9

  • Molecular Formula : C16H13ClF3NO2

  • Molecular Weight : 343.73

Drug Reference Standards & Impurity Synthesis in India
PA 05 53590

Efavirenz Pent-3-ene-1-yne Impurity (trans isomer)

Efavirenz Pent-3-ene-1-yne Impurity (trans isomer)


  • Catalogue No.:PA 05 53590

  • CAS :

    NA

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 53600

Efavirenz Pent-3-ene-1-yne Impurity (cis isomer)

Efavirenz Pent-3-ene-1-yne Impurity (cis isomer)


  • Catalogue No.:PA 05 53600

  • CAS :

    2125704-30-3

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 53610

(S)-6-chloro-4-(3-methylbut-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-

(S)-6-chloro-4-(3-methylbut-3-en-1-yn-1-yl)-4-(trifluoromethyl)-1H-


  • Catalogue No.:PA 05 53610

  • CAS :

    NA

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 53620

Efavirenz pentyne analog

Efavirenz pentyne analog


  • Catalogue No.:PA 05 53620

  • CAS :

    205755-86-8

  • Molecular Formula : C14H11ClF3NO2

  • Molecular Weight : 317.69

Drug Reference Standards & Impurity Synthesis in India
PA 05 53630

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

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


  • Catalogue No.:PA 05 53630

  • CAS :

    NA

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 53640

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

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


  • Catalogue No.:PA 05 53640

  • CAS :

    NA

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 53650

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

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


  • Catalogue No.:PA 05 53650

  • CAS :

    NA

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 53660

Methyle favirenz

Methyle favirenz


  • Catalogue No.:PA 05 53660

  • CAS :

    353270-76-5

  • Molecular Formula : C15H11ClF3NO2

  • Molecular Weight : 329.7

Drug Reference Standards & Impurity Synthesis in India
PA 05 53670

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

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


  • Catalogue No.:PA 05 53670

  • CAS :

    2990807-70-8

  • Molecular Formula : C22H17ClF3NO3

  • Molecular Weight : 435.82

Drug Reference Standards & Impurity Synthesis in India
PA 05 53680

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

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


  • Catalogue No.:PA 05 53680

  • CAS :

    NA

  • Molecular Formula : C21H17ClF3NO3

  • Molecular Weight : 423.82

Drug Reference Standards & Impurity Synthesis in India
PA 05 53690

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

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


  • Catalogue No.:PA 05 53690

  • CAS :

    353270-77-6

  • Molecular Formula : C21H17ClF3NO3

  • Molecular Weight : 423.81

Drug Reference Standards & Impurity Synthesis in India
PA 05 53700

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

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


  • Catalogue No.:PA 05 53700

  • CAS :

    NA

  • Molecular Formula : C15H13ClF3NO3

  • Molecular Weight : 347.72

Drug Reference Standards & Impurity Synthesis in India
PA 05 53710

(4S)-6-Chloro-4-(2-cyclopropylethynyl)-1,4-dihydro-1-[(4-methoxyphenyl)methyl]-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one

(4S)-6-Chloro-4-(2-cyclopropylethynyl)-1,4-dihydro-1-[(4-methoxyphenyl)methyl]-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one


  • Catalogue No.:PA 05 53710

  • CAS :

    174819-21-7

  • Molecular Formula : C22H17ClF3NO3

  • Molecular Weight : 435.82

Drug Reference Standards & Impurity Synthesis in India
PA STI 005500

2-Amino-5-chloro-α-(cyclopropylethynyl)-α-(trifluoromethyl)benzenemethanol-d4

2-Amino-5-chloro-α-(cyclopropylethynyl)-α-(trifluoromethyl)benzenemethanol-d4


  • Catalogue No.:PA STI 005500

  • CAS :

    2725236-01-9

  • Molecular Formula : C13H7D4ClF3NO

  • Molecular Weight : 293.71

Drug Reference Standards & Impurity Synthesis in India
PA STI 013120

rac-8,14-Bis(tert-butyldimethylsilyloxy) Efavirenz-d4

rac-8,14-Bis(tert-butyldimethylsilyloxy) Efavirenz-d4


  • Catalogue No.:PA STI 013120

  • CAS :

    1329840-70-1

  • Molecular Formula : C26H33D4ClF3NO4Si2

  • Molecular Weight : 580.22

Drug Reference Standards & Impurity Synthesis in India
PA STI 016190

8-(tert-Butyldimethylsilyloxy) 8-Hydroxy Efavirenz-d4

8-(tert-Butyldimethylsilyloxy) 8-Hydroxy Efavirenz-d4


  • Catalogue No.:PA STI 016190

  • CAS :

    1185072-51-8

  • Molecular Formula : C20H19D4ClF3NO3Si

  • Molecular Weight : 449.96

Drug Reference Standards & Impurity Synthesis in India
PA STI 016520

O-tert-Butyl-2-hydroxy Efavirenz-d5

O-tert-Butyl-2-hydroxy Efavirenz-d5


  • Catalogue No.:PA STI 016520

  • CAS :

    NA

  • Molecular Formula : C18H14D5ClF3NO3

  • Molecular Weight : 394.83

Drug Reference Standards & Impurity Synthesis in India
PA STI 029980

1-(2,2-Dibromoethenyl)-2,2,3,3-d4-cyclopropane

1-(2,2-Dibromoethenyl)-2,2,3,3-d4-cyclopropane


  • Catalogue No.:PA STI 029980

  • CAS :

    1184977-20-5

  • Molecular Formula : C5H2D4Br2

  • Molecular Weight : 229.93

Drug Reference Standards & Impurity Synthesis in India
PA STI 032830

rac 8,14-Dihydroxy Efavirenz-d4

rac 8,14-Dihydroxy Efavirenz-d4


  • Catalogue No.:PA STI 032830

  • CAS :

    1189859-26-4

  • Molecular Formula : C14H5D4ClF3NO4

  • Molecular Weight : 351.70

Drug Reference Standards & Impurity Synthesis in India
PA STI 036780

rac Efavirenz-d4

rac Efavirenz-d4


  • Catalogue No.:PA STI 036780

  • CAS :

    1246812-58-7

  • Molecular Formula : C14H5D4ClF3NO2

  • Molecular Weight : 319.70

Drug Reference Standards & Impurity Synthesis in India
PA STI 036781

Efavirenz-13C6

Efavirenz-13C6


  • Catalogue No.:PA STI 036781

  • CAS :

    1261394-62-0

  • Molecular Formula : C813C6H9ClF3NO2

  • Molecular Weight : 321.61

Drug Reference Standards & Impurity Synthesis in India
PA STI 036790

rac Efavirenz-d5 (major)

rac Efavirenz-d5 (major)


  • Catalogue No.:PA STI 036790

  • CAS :

    1132642-95-5

  • Molecular Formula : C14H4D5ClF3NO2

  • Molecular Weight : 320.71

Drug Reference Standards & Impurity Synthesis in India
PA STI 048740

rac 7-Hydroxy Efavirenz-d4 (Major)

rac 7-Hydroxy Efavirenz-d4 (Major)


  • Catalogue No.:PA STI 048740

  • CAS :

    1189857-89-3

  • Molecular Formula : C14H5D4ClF3NO3

  • Molecular Weight : 335.70

Drug Reference Standards & Impurity Synthesis in India
PA STI 048750

8-Hydroxy-Efavirenz D4

8-Hydroxy-Efavirenz D4


  • Catalogue No.:PA STI 048750

  • CAS :

    1217771-47-5

  • Molecular Formula : C14H5D4ClF3NO3

  • Molecular Weight : 335.7

Drug Reference Standards & Impurity Synthesis in India
PA USP1234103

Efavirenz (1234103)

Efavirenz (1234103)


  • Catalogue No.:PA USP1234103

  • CAS :

    154598-52-4

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA ICRS1411

Efavirenz (ICRS1411)

Efavirenz (ICRS1411)


  • Catalogue No.:PA ICRS1411

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA ICRS52591

Efavirenz Impurity B (ICRS52591)

Efavirenz Impurity B (ICRS52591)


  • Catalogue No.:PA ICRS52591

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA USP1234114

Efavirenz Racemic ((+/-)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-ben (1234114)

Efavirenz Racemic ((+/-)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-ben (1234114)


  • Catalogue No.:PA USP1234114

  • CAS :

    177530-93-7

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA USP1234125

Efavirenz Related Compound A ((S)-2-(2-amino-5-chlorophenyl)-4-cyclopropyl-1,1,1-trifluorobut-3-yn- (1234125)

Efavirenz Related Compound A ((S)-2-(2-amino-5-chlorophenyl)-4-cyclopropyl-1,1,1-trifluorobut-3-yn- (1234125)


  • Catalogue No.:PA USP1234125

  • CAS :

    209414-27-7

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA USP1234136

Efavirenz Related Compound C (6-chloro-2-cyclopropyl-4-(trifluoromethyl)quinoline) (1234136)

Efavirenz Related Compound C (6-chloro-2-cyclopropyl-4-(trifluoromethyl)quinoline) (1234136)


  • Catalogue No.:PA USP1234136

  • CAS :

    391860-73-4

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA USP1234147

Efavirenz Related Compound B ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benz (1234147)

Efavirenz Related Compound B ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benz (1234147)


  • Catalogue No.:PA USP1234147

  • CAS :

    440124-96-9

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA 05 53730

2-Amino-5-chloro-α-(2-cyclopropylethynyl)-α-(trifluoromethyl)benzenemethanol

2-Amino-5-chloro-α-(2-cyclopropylethynyl)-α-(trifluoromethyl)benzenemethanol


  • Catalogue No.:PA 05 53730

  • CAS :

    168834-43-3

  • Molecular Formula : C13H11ClF3NO

  • Molecular Weight : 289.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 53740

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

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


  • Catalogue No.:PA 05 53740

  • CAS :

    NA

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 53750

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

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


  • Catalogue No.:PA 05 53750

  • CAS :

    NA

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 53760

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

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


  • Catalogue No.:PA 05 53760

  • CAS :

    NA

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 53770

rac Methyl Efavirenz (Mixture of Diastereomers)

rac Methyl Efavirenz (Mixture of Diastereomers)


  • Catalogue No.:PA 05 53770

  • CAS :

    1217623-65-8

  • Molecular Formula : C15H11ClF3NO2

  • Molecular Weight : 329.70

Drug Reference Standards & Impurity Synthesis in India
PA 05 53790

Ethyl (3R)-5-chloro-2-(cyclobut-2-en-1-yl)-3-(trifluoromethyl)indoline-1-carboxylate

Ethyl (3R)-5-chloro-2-(cyclobut-2-en-1-yl)-3-(trifluoromethyl)indoline-1-carboxylate


  • Catalogue No.:PA 05 53790

  • CAS :

    NA

  • Molecular Formula : C16H15ClF3NO2

  • Molecular Weight : 345.75

Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 236 12

Efavirenz (IPRS/236/12)-from IPC

Efavirenz (IPRS/236/12)-from IPC


  • Catalogue No.:PA IPIPRS 236 12

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA 05 53800

(αS)-2-Amino-5-chloro-α-(3-methyl-3-buten-1-ynyl)-α-(trifluoromethyl)-benzenemethanol

(αS)-2-Amino-5-chloro-α-(3-methyl-3-buten-1-ynyl)-α-(trifluoromethyl)-benzenemethanol


  • Catalogue No.:PA 05 53800

  • CAS :

    223794-84-1

  • Molecular Formula : C13H11ClF3NO

  • Molecular Weight : 289.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 53810

8-Hydroxy Efavirenz

8-Hydroxy Efavirenz


  • Catalogue No.:PA 05 53810

  • CAS :

    205754-33-2

  • Molecular Formula : C14H9ClF3NO3

  • Molecular Weight : 331.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 53820

(S)-7-Hydroxy Efavirenz

(S)-7-Hydroxy Efavirenz


  • Catalogue No.:PA 05 53820

  • CAS :

    252343-24-1

  • Molecular Formula : C14H9ClF3NO3

  • Molecular Weight : 331.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 53830

(S)-8,14-Dihydroxy Efavirenz

(S)-8,14-Dihydroxy Efavirenz


  • Catalogue No.:PA 05 53830

  • CAS :

    252343-27-4

  • Molecular Formula : C14H9ClF3NO4

  • Molecular Weight : 347.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 53850

rac Efavirenz

rac Efavirenz


  • Catalogue No.:PA 05 53850

  • CAS :

    177530-93-7

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531000

8-(tert-Butyldimethylsilyloxy) 8-Hydroxy Efavirenz

8-(tert-Butyldimethylsilyloxy) 8-Hydroxy Efavirenz


  • Catalogue No.:PA 05 0531000

  • CAS :

    1027042-31-4

  • Molecular Formula : C20H23ClF3NO3Si

  • Molecular Weight : 445.94

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531002

rac 8-Hydroxy Efavirenz

rac 8-Hydroxy Efavirenz


  • Catalogue No.:PA 05 0531002

  • CAS :

    205754-32-1

  • Molecular Formula : C14H9ClF3NO3

  • Molecular Weight : 331.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531001

rac N-[4-Chloro-2-[3-cyclopropyl-1-hydroxy-1-(trifluoromethyl)-2-propynyl]phenyl]-4-methoxybenzamide

rac N-[4-Chloro-2-[3-cyclopropyl-1-hydroxy-1-(trifluoromethyl)-2-propynyl]phenyl]-4-methoxybenzamide


  • Catalogue No.:PA 05 0531001

  • CAS :

    1189491-03-9

  • Molecular Formula : C21H17ClF3NO3

  • Molecular Weight : 423.82

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531004

6-Chloro-1,4-dihydro-4-(1-pentyn-1-yl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one

6-Chloro-1,4-dihydro-4-(1-pentyn-1-yl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one


  • Catalogue No.:PA 05 0531004

  • CAS :

    1627575-36-3

  • Molecular Formula : C14H11ClF3NO2

  • Molecular Weight : 317.69

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531005

(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine (Mixture of 2 Diastereomers)

(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine (Mixture of 2 Diastereomers)


  • Catalogue No.:PA 05 0531005

  • CAS :

    209414-26-6

  • Molecular Formula : C21H17ClF3NO2

  • Molecular Weight : 407.82

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531006

rac 5-Chloro-a-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino] -a-(trifluoromethyl)benzenemethanol

Rac 5-Chloro-a-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino] -a-(trifluoromethyl)benzenemethanol


  • Catalogue No.:PA 05 0531006

  • CAS :

    221177-56-6

  • Molecular Formula : C21H19ClF3NO2

  • Molecular Weight : 409.83

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531007

Rac 8,14-Dihydroxy Efavirenz

Rac 8,14-Dihydroxy Efavirenz


  • Catalogue No.:PA 05 0531007

  • CAS :

    1189909-96-3

  • Molecular Formula : C14H9ClF3NO4

  • Molecular Weight : 347.67

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531008

rac 7-hydroxy efavirenz

rac 7-hydroxy efavirenz


  • Catalogue No.:PA 05 0531008

  • CAS :

    205754-50-3

  • Molecular Formula : C14H9ClF3NO3

  • Molecular Weight : 331.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531009

(R)-5-Chloro-a-(cyclopropylethynyl)-2-amino-a-(trifluoromethyl)

(R)-5-Chloro-a-(cyclopropylethynyl)-2-amino-a-(trifluoromethyl)


  • Catalogue No.:PA 05 0531009

  • CAS :

    927812-33-7

  • Molecular Formula : C13H11ClF3NO

  • Molecular Weight : 289.68

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531010

1-(2,2-Dibromoethenyl)cyclopropane

1-(2,2-Dibromoethenyl)cyclopropane


  • Catalogue No.:PA 05 0531010

  • CAS :

    122244-78-4

  • Molecular Formula : C5H6Br2

  • Molecular Weight : 225.91

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531011

Efavirenz Dimer

Efavirenz Dimer


  • Catalogue No.:PA 05 0531011

  • CAS :

    NA

  • Molecular Formula : C27H20Cl2F6N2O3

  • Molecular Weight : 605.36

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531012

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

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


  • Catalogue No.:PA 05 0531012

  • CAS :

    202721-02-6

  • Molecular Formula : C14H10Cl2F3NO2

  • Molecular Weight : 352.13

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531013

(S)-5-Chloro-a-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-a-(trifluoromethyl)benzenemethanol

(S)-5-Chloro-a-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-a-(trifluoromethyl)benzenemethanol


  • Catalogue No.:PA 05 0531013

  • CAS :

    173676-60-3

  • Molecular Formula : C21H19ClF3NO2

  • Molecular Weight : 409.83

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531014

Efavirenz 3-Desoxy

Efavirenz 3-Desoxy


  • Catalogue No.:PA 05 0531014

  • CAS :

    253663-53-5

  • Molecular Formula : C15H11ClF3NO

  • Molecular Weight : 313.7

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531015

 4-Chloro-2-trifluoroacetylaniline

4-Chloro-2-trifluoroacetylaniline


  • Catalogue No.:PA 05 0531015

  • CAS :

    154598-53-5

  • Molecular Formula : C8H5ClF3NO

  • Molecular Weight : 223.58

Drug Reference Standards & Impurity Synthesis in India
PA IPRSE026

Efavirenz (IPRSE026)

Efavirenz (IPRSE026)


  • Catalogue No.:PA IPRSE026

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA 05 0531016

Efavirenz Pent-3-ene-1-yne (cis/trans Mixture)

Efavirenz Pent-3-ene-1-yne (cis/trans Mixture)


  • Catalogue No.:PA 05 0531016

  • CAS :

    NA

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.68

Drug Reference Standards & Impurity Synthesis in India
PA BSC 0530501231

Efavirenz Pentyne Analog (BSC)

Efavirenz Pentyne Analog (BSC)


  • Catalogue No.:PA BSC 0530501231

  • CAS :

    205755-86-8 (BSC)

  • Molecular Formula : C14H11ClF3NO2

  • Molecular Weight : 317.69

Drug Reference Standards & Impurity Synthesis in India
PA BSC 0530501232

Methyl Efavirenz (BSC)

Methyl Efavirenz (BSC)


  • Catalogue No.:PA BSC 0530501232

  • CAS :

    353270-76-5 (BSC)

  • Molecular Formula : C15H11ClF3NO2

  • Molecular Weight : 329.7

Drug Reference Standards & Impurity Synthesis in India
PA BSC 0530501233

Efavirenz Pent-3-ene-1-yne Impurity (cis isomer) (BSC)

Efavirenz Pent-3-ene-1-yne Impurity (cis isomer) (BSC)


  • Catalogue No.:PA BSC 0530501233

  • CAS :

    2125704-30-3 (BSC)

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.68

Drug Reference Standards & Impurity Synthesis in India
PA BSC 0530501234

Efavirenz Cyclobutenylindole Analog (BSC)

Efavirenz Cyclobutenylindole Analog (BSC)


  • Catalogue No.:PA BSC 0530501234

  • CAS :

    2177283-35-9 (BSC)

  • Molecular Formula : C16H13ClF3NO2

  • Molecular Weight : 343.73

Drug Reference Standards & Impurity Synthesis in India
PA BSC 0530501235

Efavirenz Pent-3-ene-1-yne Impurity (trans isomer) (BSC)

Efavirenz Pent-3-ene-1-yne Impurity (trans isomer) (BSC)


  • Catalogue No.:PA BSC 0530501235

  • CAS :

    NA

  • Molecular Formula : C14H9ClF3NO2

  • Molecular Weight : 315.68

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