Impurities
AY-0319-007
Allopurinol EP Impurity B
C5H6N4O2
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Active ingredient reference standard
Allopurinol
Material overview
Allopurinol (AY-0319-001) — active ingredient reference standard. CAS 315-30-0, formula C5H4N4O, molecular weight 136.11 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0319-001
- CAS number
- 315-30-0
- Molecular formula
- C5H4N4O
- Molecular weight
- 136.11 g/mol
- Category
- Active ingredient reference standard
- Chemical name
- 1,5-Dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one
- Synonyms
- 4H-Pyrazolo[3,4-d]pyrimidin-4-one,1,5-dihydro
- SMILES
- O=C1C2=C(NN=C2)N=CN1
- Appearance
- White to Off-White Solid
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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AY-0319-006
Allopurinol EP Impurity E
C7H9N3O3
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Impurities
AY-0319-005
Allopurinol EP Impurity D
C6H9N3O2
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Impurities
AY-0319-004
Allopurinol EP Impurity C
C6H6N6O
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Impurities
AY-0319-003
Allopurinol Related Compound A
C8H14N8O6S
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Impurities
AY-0319-002
Allopurinol EP Impurity A
C4H6N4O
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