Allopurinol-Impurities | Pharmaffiliates

allopurinol

Allopurinol is a purine analog and it is a structural isomer of hypoxanthine. It is an inhibitor of the enzyme xanthine oxidase. Allopurinol is used to treat excess uric acid in the blood and gout. It is sold under the brand name Zyloprim. Reference standards of Allopurinol API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

stdClass Object
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    [pname] => 4,6-Dihydroxypyrazolo[3,4-d]pyrimidine-13C,15N2
    [catalogue_number] => PA STI 033020
    [category_ids] => ,71,76,75,85,83,78,70,82,98,
    [chemical_name] => 
    [weight] => 155.09
    [form] => C413CH4N215N2O2
    [cas] => 1217036-71-9
    [pslug] => 1217036-71-9-4-6-dihydroxypyrazolo-3-4-d-pyrimidine-13c-15n2-pasti033020
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PA STI 033020

4,6-Dihydroxypyrazolo[3,4-d]pyrimidine-13C,15N2


  • Catalogue No.:PA STI 033020

  • CAS :

    1217036-71-9

  • Molecular Formula : C413CH4N215N2O2

  • Molecular Weight : 155.09

stdClass Object
(
    [pname] => Oxypurinol
    [catalogue_number] => PA 01 0391000
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 152.11
    [form] => C5H4N4O2
    [cas] => 2465-59-0
    [pslug] => 2465-59-0-oxypurinol-pa010391000
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PA 01 0391000

Oxypurinol


  • Catalogue No.:PA 01 0391000

  • CAS :

    2465-59-0

  • Molecular Formula : C5H4N4O2

  • Molecular Weight : 152.11

stdClass Object
(
    [pname] => Allopurinol - Impurity F (Hydrate)
    [catalogue_number] => PA 01 0390061
    [category_ids] => 82,78,76,75,70
    [chemical_name] => 
    [weight] => NA
    [form] => N2H4.xH20
    [cas] => 10217-52-4
    [pslug] => 10217-52-4-allopurinol-impurity-f-hydrate-pa010390061
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PA 01 0390061

Allopurinol - Impurity F (Hydrate)


  • Catalogue No.:PA 01 0390061

  • CAS :

    10217-52-4

  • Molecular Formula : N2H4.xH20

  • Molecular Weight : NA

stdClass Object
(
    [pname] => Allopurinol Impurity A (IMP/03/17)
    [catalogue_number] => PA IMP 03 17
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => NA
    [form] => NA
    [cas] => NA
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Allopurinol Impurity A (IMP/03/17)


  • Catalogue No.:PA IMP 03 17

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

stdClass Object
(
    [pname] => N-Nitroso Allopurinol
    [catalogue_number] => PA 01 0391002
    [category_ids] => ,70,75,76,78,82,162,
    [chemical_name] => 
    [weight] => 165.11
    [form] => C5H3N5O2
    [cas] => NA
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PA 01 0391002

N-Nitroso Allopurinol


  • Catalogue No.:PA 01 0391002

  • CAS :

    NA

  • Molecular Formula : C5H3N5O2

  • Molecular Weight : 165.11

stdClass Object
(
    [pname] => 9-Nitroso-9H-purin-6-ol
    [catalogue_number] => PA 01 0391003
    [category_ids] => ,70,75,76,78,82,162,
    [chemical_name] => 
    [weight] => 165.11
    [form] => C5H3N5O2
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PA 01 0391003

9-Nitroso-9H-purin-6-ol


  • Catalogue No.:PA 01 0391003

  • CAS :

    NA

  • Molecular Formula : C5H3N5O2

  • Molecular Weight : 165.11