Allopurinol Impurities

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StructureName of ImpurityCatalogue No.
16220-07-8: Allopurinol RibosideAllopurinol RibosideVL1430009View CAS 16220-07-8
2465-59-0: Allopurinol Impurity 2 (Oxypurinol)Allopurinol Impurity 2 (Oxypurinol)VL1430011View CAS 2465-59-0
16617-46-2: Allopurinol Nitrile ImpurityAllopurinol Nitrile ImpurityVL1430016View CAS 16617-46-2
302-01-2: Allopurinol EP Impurity FAllopurinol EP Impurity FVL1430001View CAS 302-01-2
22407-20-1: Allopurinol EP Impurity BAllopurinol EP Impurity BVL1430002View CAS 22407-20-1
1346604-13-4: Allopurinol EP Impurity CAllopurinol EP Impurity CVL1430003View CAS 1346604-13-4
31055-19-3: Allopurinol EP Impurity EAllopurinol EP Impurity EVL1430004View CAS 31055-19-3
6994-25-8: Allopurinol EP Impurity DAllopurinol EP Impurity DVL1430005View CAS 6994-25-8
27511-79-1: Allopurinol EP Impurity AAllopurinol EP Impurity AVL1430006View CAS 27511-79-1
Allopurinol Impurity 1Allopurinol Impurity 1VL1430008View
5334-31-6: Allopurinol EP Impurity A(Free base)Allopurinol EP Impurity A(Free base)VE006743View CAS 5334-31-6
(321571-07-7): Allopurinol Related Compound FAllopurinol Related Compound FVE006057View CAS (321571-07-7)
(E)-3-((3-amino-2-cyano-3-oxoprop-1-en-1-yl)amino)-1H-pyrazole-4-carboxamide(E)-3-((3-amino-2-cyano-3-oxoprop-1-en-1-yl)amino)-1H-pyrazole-4-carboxamideVE006058View