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 28 results for Alprazolam Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 01 0400080

Alprazolam - Impurity H

Bis[[4-(2-benzoyl-4-chlorophenyl)-5-methyl-4H-1,2,4-triazol-3-yl]methyl]amine

  • Catalogue No.:PA 01 0400080

  • CAS :

    2203515-05-1

  • Molecular Formula : C34H27Cl2N7O2

  • Molecular Weight : 636.54

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
PA 01 0401004

N,N-Bis((4-(2-benzoyl-4-chlorophenyl)-5-methyl-4H-1,2,4-triazol-3-yl)methyl)nitrous Amide

N,N-Bis((4-(2-benzoyl-4-chlorophenyl)-5-methyl-4H-1,2,4-triazol-3-yl)methyl)nitrous Amide

  • Catalogue No.:PA 01 0401004

  • CAS :

    NA

  • Molecular Formula : C34H26Cl2N8O3

  • Molecular Weight : 665.54

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
PA 01 40050

Alprazolam - Impurity E

(2-Amino-5-chlorophenyl)phenylmethanone

  • Catalogue No.:PA 01 40050

  • CAS :

    719-59-5

  • Molecular Formula : C13H10ClNO

  • Molecular Weight : 231.68

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
PA 01 40540

Thionordazepam

Thionordazepam

  • Catalogue No.:PA 01 40540

  • CAS :

    4547-02-8

  • Molecular Formula : C15H11ClN2S

  • Molecular Weight : 286.78

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
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

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Drug Reference Standards & Impurity Synthesis in India
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 : 329.8

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Drug Reference Standards & Impurity Synthesis in India
PAI 01 040001

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

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

  • Catalogue No.:PAI 01 040001

  • CAS :

    76049-48-4

  • Molecular Formula : C13H8ClIO

  • Molecular Weight : 342.56

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Drug Reference Standards & Impurity Synthesis in India
PA 01 0401003

Alprazolam Lactose Adduct Impurity

Alprazolam Lactose Adduct Impurity

  • Catalogue No.:PA 01 0401003

  • CAS :

    NA

  • Molecular Formula : C29H35ClN4O11

  • Molecular Weight : 651.07

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Drug Reference Standards & Impurity Synthesis in India
PA 01 0400020

Alprazolam - Impurity B

[5-Chloro-2-[3-(hydroxymethyl)-5-methyl-4H-1,2,4-triazol-4-yl]phenyl]phenylmethanone

  • Catalogue No.:PA 01 0400020

  • CAS :

    38150-27-5

  • Molecular Formula : C17H14ClN3O2

  • Molecular Weight : 327.77

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Drug Reference Standards & Impurity Synthesis in India
PA 01 0400040

Alprazolam - Impurity D

8-Chloro-1-ethenyl-6-phenyl-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepine

  • Catalogue No.:PA 01 0400040

  • CAS :

    NA

  • Molecular Formula : C18H13ClN4

  • Molecular Weight : 320.78

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Drug Reference Standards & Impurity Synthesis in India
PA 01 0400060

Alprazolam - Impurity F

[5-Chloro-2-[3-(chloromethyl)-5-methyl-4H-1,2,4-triazol-4-yl]phenyl]phenylmethanone

  • Catalogue No.:PA 01 0400060

  • CAS :

    37945-07-6

  • Molecular Formula : C17H13Cl2N3O

  • Molecular Weight : 346.21

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Drug Reference Standards & Impurity Synthesis in India
PA 01 0401005

N-Acetyl-N'-(7-chloro-5-phenyl-3H-benzo[e][1,4]diazepin-2-yl)nitrous hydrazide

N-Acetyl-N'-(7-chloro-5-phenyl-3H-benzo[e][1,4]diazepin-2-yl)nitrous hydrazide

  • Catalogue No.:PA 01 0401005

  • CAS :

    NA

  • Molecular Formula : C17H14ClN5O2

  • Molecular Weight : 355.78

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Drug Reference Standards & Impurity Synthesis in India
PA 27 0018954

Alprazolam 5-Oxide

Alprazolam 5-Oxide

  • Catalogue No.:PA 27 0018954

  • CAS :

    30896-65-2

  • Molecular Formula : C17H13ClN4O

  • Molecular Weight : 324.77

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Drug Reference Standards & Impurity Synthesis in India
PA STI 089907

Alprazolam-d5

Alprazolam-d5

  • Catalogue No.:PA STI 089907

  • CAS :

    125229-61-0

  • Molecular Formula : C17H8D5ClN4

  • Molecular Weight : 313.8

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Drug Reference Standards & Impurity Synthesis in India
PA IPRS 75 18

Alprazolam (IPRS/75/18)

Alprazolam (IPRS/75/18)

  • Catalogue No.:PA IPRS 75 18

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 01 40000

Alprazolam (PSY)

Alprazolam (PSY)

  • Catalogue No.:PA 01 40000

  • CAS :

    28981-97-7

  • Molecular Formula : C17H13ClN4

  • Molecular Weight : 308.77

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