3-Amino-4-carbamoylpyrazole Hemisulfate

Catalogue number: A603076
Chemical name: 3-Amino-4-carbamoylpyrazole Hemisulfate
Synonyms: 3-Amino-1H-pyrazole-4-carboxamide Hemisulfate; 3-Amino-Pyrazole-4-carboxamide Hemisulfate; USP Allopurinol Related Compound A; Allopurinol EP Impurity A
Impurity: Allopurinol EP Impurity A
CAS Number: 27511-79-1
Possible CAS #: NA
Molecular form.: C₄H₆N₄O•1/2H₂O₄S
Appearance: White to Brown Orange Solid
Melting Point: >210°C (Subl.)
Mol. Weight: 175.16
Storage: Hygroscopic, -20°C Freezer, Under inert atmosphere
Solubility: DMSO (Slightly), Methanol (Slightly), Water (Slightly)
Stability: No Data Available
Category: Amines, Aromatics, Heterocycles, Pharmaceuticals, Intermediates & Fine Chemicals
Boiling Point: No Data Available
Applications: 3-Amino-4-carbamoylpyrazole Hemisulfate (Allopurinol EP Impurity A) is an impurity of Allopurinol (A547300), a pyrazole derivative that has been shown to induce neoplasm immunogenicity.
Dangerous Goods Info: NA
References:
Peer Review Product Citations:
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