Alprazolam-Impurities | Pharmaffiliates

alprazolam and its Impurities

Alprazolam is mostly used in short term management of anxiety disorders, panic disorders, and nausea due to chemotherapy. It is sold under the trade name Xanax, among others, is a short-acting benzodiazepine. Reference standards of Alprazolam API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 18 results for alprazolam Impurities
PA 01 40010

Alprazolam - Impurity A

(4RS)-3-Amino-6-chloro-2-methyl-4-phenyl-3,4-dihydroquinazolin-4-ol


  • Catalogue No.:PA 01 40010

  • CAS :

    27537-87-7

  • Molecular Formula : C15H14ClN3O

  • Molecular Weight : 287.74

PA 01 40030

Alprazolam - Impurity C

5-Chloro-2-(3-methyl-4H-1,2,4-triazol-4-yl)benzophenone


  • Catalogue No.:PA 01 40030

  • CAS :

    36916-19-5

  • Molecular Formula : C16H12ClN3O

  • Molecular Weight : 297.74

PA 01 40050

Alprazolam - Impurity E (Freebase)

(2-Amino-5-chlorophenyl)phenylmethanone


  • Catalogue No.:PA 01 40050

  • CAS :

    719-59-5

  • Molecular Formula : C13H10ClNO

  • Molecular Weight : 231.68

PA 01 40070

Alprazolam - Impurity G

7-Chloro-1-methyl-5-phenyl-[1,2,4]triazolo[4,3-a]quinolin-4-amine


  • Catalogue No.:PA 01 40070

  • CAS :

    448950-89-8

  • Molecular Formula : C17H13ClN4

  • Molecular Weight : 308.76

PA 01 40510

[2-[3-(Aminomethyl)-5-methyl-4H-1,2,4-triazol-4-yl]-5-chlorophenyl]phenylmethanone

[2-[3-(Aminomethyl)-5-methyl-4H-1,2,4-triazol-4-yl]-5-chlorophenyl]phenylmethanone


  • Catalogue No.:PA 01 40510

  • CAS :

    125316-83-8

  • Molecular Formula : C17H15ClN4O

  • Molecular Weight : 326.78

PA 01 40520

1-Methyl-6-phenyl-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepine

1-Methyl-6-phenyl-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepine


  • Catalogue No.:PA 01 40520

  • CAS :

    28910-92-1

  • Molecular Formula : C17H14N4

  • Molecular Weight : 274.32

PA STI 047200

1-Hydroxy Alprazolam-d5

1-Hydroxy Alprazolam-d5


  • Catalogue No.:PA STI 047200

  • CAS :

    136765-24-7

  • Molecular Formula : C17H8D5ClN4O

  • Molecular Weight : 329.80

PA USP1015019

Alprazolam Related Compound A (2-(2-acetylhydrazino)-7-chloro-5-phenyl-3H-1,4-benzodiazepine) (1015019)

Alprazolam Related Compound A (2-(2-acetylhydrazino)-7-chloro-5-phenyl-3H-1,4-benzodiazepine) (1015019)


  • Catalogue No.:PA USP1015019

  • CAS :

    28910-89-6

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 01 40090

Alprazolam - Impurity I

[5-Chloro-2-[3-[[(6RS)-8-chloro-6-hydroxy-1-methyl-6-phenyl-4H-[1,2,4]triazolo[4, 3-a][1,4]benzodiazepin-5(6H)-yl]methyl]-5-methyl-4H-1,2,4-triazol-4- yl]phenyl]phenylmethanone


  • Catalogue No.:PA 01 40090

  • CAS :

    NA

  • Molecular Formula : C34H27Cl2N7O2

  • Molecular Weight : 636.54

PA 01 40100

Alprazolam - Impurity J

7,11-Dichloro-3,15-dimethyl-8b,9a-diphenyl-8b,19a-dihydro-9aH,18H-benzo[5',6'][1,2,4]triazolo[3'',4'':3',4'][1,4]diazepino[7',1':2,3]oxazolo[4,5-c][1,2,4]triazolo[4,3-a]quinoline


  • Catalogue No.:PA 01 40100

  • CAS :

    NA

  • Molecular Formula : C34H25Cl2N7O

  • Molecular Weight : 618.52

PA 01 40530

N'-(7-Chloro-5-phenyl-3H-benzo[e][1,4]diazepin-2-yl)acetohydrazide

N'-(7-Chloro-5-phenyl-3H-benzo[e][1,4]diazepin-2-yl)acetohydrazide


  • Catalogue No.:PA 01 40530

  • CAS :

    28910-89-6

  • Molecular Formula : C17H15ClN4O

  • Molecular Weight : 326.78

PA 01 40540

Thionordazepam

Thionordazepam


  • Catalogue No.:PA 01 40540

  • CAS :

    4547-02-8

  • Molecular Formula : C15H11ClN2S

  • Molecular Weight : 286.78

PA 01 40550

3-Amino-6-chloro-4-(4-pyridinyl)-2-quinolinone Hydrazone

3-Amino-6-chloro-4-(4-pyridinyl)-2-quinolinone Hydrazone


  • Catalogue No.:PA 01 40550

  • CAS :

    1346606-48-1

  • Molecular Formula : C14H12ClN5

  • Molecular Weight : 284.74

PA 01 40560

3-Amino-6-chloro-4-phenylcarbostyril

3-Amino-6-chloro-4-phenylcarbostyril


  • Catalogue No.:PA 01 40560

  • CAS :

    5220-83-7

  • Molecular Formula : C15H11ClN2O

  • Molecular Weight : 270.71

PA 01 0401000

(2-(3-(Aminomethyl)-5-methyl-4H-1,2,4-triazol-4-yl)-5-chlorophenyl)(phenyl)methanone methanesulfonate

(2-(3-(Aminomethyl)-5-methyl-4H-1,2,4-triazol-4-yl)-5-chlorophenyl)(phenyl)methanone methanesulfonate


  • Catalogue No.:PA 01 0401000

  • CAS :

    NA

  • Molecular Formula : C18H19ClN4O4S

  • Molecular Weight : 422.88

PAI 01 040001

(5-Chloro-2-iodophenyl)(phenyl)methanone

(5-Chloro-2-iodophenyl)(phenyl)methanone


  • Catalogue No.:PAI 01 040001

  • CAS :

    NA

  • Molecular Formula : C13H8ClIO

  • Molecular Weight : 342.56

PA 01 0401002

4-Acetoxy alprazolam

4-Acetoxy alprazolam


  • Catalogue No.:PA 01 0401002

  • CAS :

    30896-67-4

  • Molecular Formula : C19H15ClN4O2

  • Molecular Weight : 366.81

PA 01 0401001

1-Hydroxy Alprazolam β-D-Glucuronide

1-Hydroxy Alprazolam β-D-Glucuronide


  • Catalogue No.:PA 01 0401001

  • CAS :

    144964-58-9

  • Molecular Formula : C23H21ClN4O7

  • Molecular Weight : 500.89