C8H14N8O6S
350.32 g/mol
Pharmaceutical IntermediateWarning
5-Aminopyrazole-4-carboxamide hemisulphate
CAS27511-79-1EC248-503-6
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
5-Aminopyrazole-4-carboxamide hemisulphate is a salt form of the organic compound 5-aminopyrazole-4-carboxamide. It is primarily used as a pharmaceutical intermediate in the manufacture of allopurinol impurities for quality control and research purposes.
Pharmaceutical intermediate for allopurinol impurity standardsResearch compound for analytical method development
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 27511-79-1
Related Compounds
StrongSame Parent
3-amino-4-pyrazolecarboxamide
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Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation
H411Toxic to aquatic life with long lasting effects
Identifiers
IUPAC Name
bis(5-amino-1H-pyrazole-4-carboxamide);sulfuric acid
InChIKey
UMPKASYMNORSRO-UHFFFAOYSA-N
SMILES
C1=NNC(=C1C(=O)N)N.C1=NNC(=C1C(=O)N)N.OS(=O)(=O)O
Synonyms (16)
- Allopurinol EP Impurity A Hemisulfate
- ALLOPURINOL IMPURITY A
- Allopurinol impurity A CRS