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    • Allopurinol EP Impurity E

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    Allopurinol EP Impurity E

    • CF CAT No :
      CF-A048006
    • CAS No :
      31055-19-3
    • Mol.F. :
      C7H9N3O3
    • Mol.Wt. :
      183.2
    • Inv. Status :
      Custom synthesis
    • Product Overview

    Chemical Name:Ethyl 5-(formylamino)-1H-pyrazole-4-carboxylate (as per EP & USP)

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    Allopurinol
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    CF CAT No: CF-A048001

    CAS No: 315-30-0

    Mol.F. : C5H4N4O

    Mol.Wt. : 136.1

    Inv. Status : Custom synthesis

    Allopurinol EP Impurity A (Sulfate)
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    CF CAT No: CF-A048002

    CAS No: 27511-79-1

    Mol.F. : 2(C4H6N4O) : H2O4S

    Mol.Wt. : 2(126.1) : 98.1

    Inv. Status : Custom synthesis

    Allopurinol EP Impurity B
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    CF CAT No: CF-A048003

    CAS No: 22407-20-1

    Mol.F. : C5H6N4O2

    Mol.Wt. : 154.1

    Inv. Status : Custom synthesis

    Allopurinol EP Impurity C
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    CF CAT No: CF-A048004

    CAS No: 1346604-13-4

    Mol.F. : C6H6N6O

    Mol.Wt. : 178.2

    Inv. Status : Custom synthesis

    Allopurinol EP Impurity D
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    CF CAT No: CF-A048005

    CAS No: 6994-25-8

    Mol.F. : C6H9N3O2

    Mol.Wt. : 155.2

    Inv. Status : Custom synthesis

    Allopurinol EP Impurity E
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    CF CAT No: CF-A048006

    CAS No: 31055-19-3

    Mol.F. : C7H9N3O3

    Mol.Wt. : 183.2

    Inv. Status : Custom synthesis

    Allopurinol USP Related Compound F
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    CF CAT No: CF-A048007

    CAS No: 321571-07-7

    Mol.F. : C12H14N4O4

    Mol.Wt. : 278.3

    Inv. Status : Custom synthesis

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