azathioprine and its Impurities

Azathioprine is used alone or in combination with other immunosuppressive therapy to prevent rejection following organ transplantation.Azathioprine (AZA), sold under the brand name Imuran among others, is an immunosuppressive medication. Reference standards of Azathioprine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 31 results for azathioprine Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 28 29000

Azathioprine

Azathioprine

  • Catalogue No.:PA 28 29000

  • CAS :

    446-86-6

  • Molecular Formula : C9H7N7O2S

  • Molecular Weight : 277.26

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29010

Azathioprine - Impurity A

1-Methyl-4-nitro-1H-imidazol-5-amine

  • Catalogue No.:PA 28 29010

  • CAS :

    4531-54-8

  • Molecular Formula : C4H6N4O2

  • Molecular Weight : 142.12

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29020

Azathioprine - Impurity B

Mercaptopurine

  • Catalogue No.:PA 28 29020

  • CAS :

    157930-13-7

  • Molecular Formula : C5H4N4S

  • Molecular Weight : 152.18

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29030

Azathioprine - Impurity C

5-Chloro-1-methyl-4-nitro-1H-imidazole

  • Catalogue No.:PA 28 29030

  • CAS :

    4897-25-0

  • Molecular Formula : C4H4ClN3O2

  • Molecular Weight : 161.55

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29040

Azathioprine - Impurity D

1-Methyl-4-nitro-1H-imidazole-5-thiol

  • Catalogue No.:PA 28 29040

  • CAS :

    6339-54-4

  • Molecular Formula : C4H5N3O2S

  • Molecular Weight : 159.17

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29050

Azathioprine - Impurity E

1-Methyl-4-nitro-1H-imidazol-5-ol

  • Catalogue No.:PA 28 29050

  • CAS :

    73703-74-9

  • Molecular Formula : C4H5N3O3

  • Molecular Weight : 143.10

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29051

Azathioprine - Impurity E (Sodium Salt)

1-Methyl-4-nitro-1H-imidazol-5-ol Sodium Salt

  • Catalogue No.:PA 28 29051

  • CAS :

    35681-68-6

  • Molecular Formula : C4H4N3NaO3

  • Molecular Weight : 165.08

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29060

Azathioprine - Impurity F

Hypoxanthine

  • Catalogue No.:PA 28 29060

  • CAS :

    68-94-0

  • Molecular Formula : C5H4N4O

  • Molecular Weight : 136.11

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29070

Azathioprine - Impurity G

Thiamiprine

  • Catalogue No.:PA 28 29070

  • CAS :

    5581-52-2

  • Molecular Formula : C9H8N8O2S

  • Molecular Weight : 292.28

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29510

4-(7H-Purin-6-yl)morpholine

4-(7H-Purin-6-yl)morpholine

  • Catalogue No.:PA 28 29510

  • CAS :

    2846-96-0

  • Molecular Formula : C9H11N5O

  • Molecular Weight : 205.22

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29520

6-Methylmercaptopurine

6-Methylmercaptopurine

  • Catalogue No.:PA 28 29520

  • CAS :

    50-66-8

  • Molecular Formula : C6H6N4S

  • Molecular Weight : 166.2

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29530

N-Acetyl Hypoxanthine

N-Acetyl Hypoxanthine

  • Catalogue No.:PA 28 29530

  • CAS :

    408531-05-5

  • Molecular Formula : C7H6N4O2

  • Molecular Weight : 178.15

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Drug Reference Standards & Impurity Synthesis in India
PA 28 29540

6-Mercaptopurine Disulfide

6-Mercaptopurine Disulfide

  • Catalogue No.:PA 28 29540

  • CAS :

    49808-20-0

  • Molecular Formula : C10H6N8S2

  • Molecular Weight : 302.34

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Drug Reference Standards & Impurity Synthesis in India
PA STI 009480

Azathioprine-13C4

Azathioprine-13C4

  • Catalogue No.:PA STI 009480

  • CAS :

    1346600-71-2

  • Molecular Formula : C513C4H7N7O2S

  • Molecular Weight : 281.23

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Drug Reference Standards & Impurity Synthesis in India
PA STI 082900

Thiouric Acid-13C3 Sodium Salt Dihydrate

Thiouric Acid-13C3 Sodium Salt Dihydrate

  • Catalogue No.:PA STI 082900

  • CAS :

    1330823-16-9

  • Molecular Formula : C213C3H7N4NaO4S

  • Molecular Weight : 245.17

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Drug Reference Standards & Impurity Synthesis in India
PA USP1046001

Azathioprine (1046001)

Azathioprine (1046001)

  • Catalogue No.:PA USP1046001

  • CAS :

    446-86-6

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1045993

Azathioprine Related Compound A (1-methyl-4-nitro-1H-imidazol-5-amine) (1045993)

Azathioprine Related Compound A (1-methyl-4-nitro-1H-imidazol-5-amine) (1045993)

  • Catalogue No.:PA USP1045993

  • CAS :

    4531-54-8

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1045938

Azathioprine Related Compound G (6-[(1-methyl-4-nitro-1H-imidazol-5-yl)thio]-9H-purin-2-amine) (1045938)

Azathioprine Related Compound G (6-[(1-methyl-4-nitro-1H-imidazol-5-yl)thio]-9H-purin-2-amine) (1045938)

  • Catalogue No.:PA USP1045938

  • CAS :

    5581-52-2

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA BP26RB

azathioprine (26RB)

azathioprine (26RB)

  • Catalogue No.:PA BP26RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPA1500000

Azathioprine (A1500000)

Azathioprine (A1500000)

  • Catalogue No.:PA EPA1500000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPY0001246

Azathioprine impurity G (Y0001246)

Azathioprine impurity G (Y0001246)

  • Catalogue No.:PA EPY0001246

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPY0001240

Azathioprine impurity A (Y0001240)

Azathioprine impurity A (Y0001240)

  • Catalogue No.:PA EPY0001240

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA ICRS0216

Azathioprine (ICRS0216)

Azathioprine (ICRS0216)

  • Catalogue No.:PA ICRS0216

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA JP0015

Azathioprine (JP 0015)

Azathioprine (JP 0015)

  • Catalogue No.:PA JP0015

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 45 13

Azathioprine (IPRS/45/13)-from IPC

Azathioprine (IPRS/45/13)-from IPC

  • Catalogue No.:PA IPIPRS 45 13

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA STI 009481

Azathioprine-d3

Azathioprine-d3

  • Catalogue No.:PA STI 009481

  • CAS :

    NA

  • Molecular Formula : C9H4D3N7O2S

  • Molecular Weight : 280.28

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Drug Reference Standards & Impurity Synthesis in India
PA 28 0291000

6,6'-Sulfanediyldi-7H-purine

6,6'-Sulfanediyldi-7H-purine

  • Catalogue No.:PA 28 0291000

  • CAS :

    90947-51-6

  • Molecular Formula : C10H6N8S

  • Molecular Weight : 270.27

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Drug Reference Standards & Impurity Synthesis in India
PA 28 0291001

6-((1-Methyl-4-nitro-1H-imidazol-5-yl)sulfinyl)-9H-purine

6-((1-Methyl-4-nitro-1H-imidazol-5-yl)sulfinyl)-9H-purine

  • Catalogue No.:PA 28 0291001

  • CAS :

    NA

  • Molecular Formula : C9H7N7O3S

  • Molecular Weight : 293.26

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Drug Reference Standards & Impurity Synthesis in India
PA 28 0291002

1-Imidazo[1,2-a]pyridin-6-ylpropan-2-one

1-Imidazo[1,2-a]pyridin-6-ylpropan-2-one

  • Catalogue No.:PA 28 0291002

  • CAS :

    116355-08-9

  • Molecular Formula : C10H10N2O

  • Molecular Weight : 174.2

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Drug Reference Standards & Impurity Synthesis in India
PA 28 0291003

6-((1-Methyl-4-nitro-1H-imidazol-5-yl)thio)-1-nitroso-1H-purine

6-((1-Methyl-4-nitro-1H-imidazol-5-yl)thio)-1-nitroso-1H-purine

  • Catalogue No.:PA 28 0291003

  • CAS :

    NA

  • Molecular Formula : C9H6N8O3S

  • Molecular Weight : 306.26

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Drug Reference Standards & Impurity Synthesis in India
PA IPRS 75 19

Azathioprine (IPRS/75/19)

Azathioprine (IPRS/75/19)

  • Catalogue No.:PA IPRS 75 19

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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