3-Amino-4-pyrazolecarboxamide hemisulfate

3-氨基-4-甲酰胺基吡唑半硫酸盐

Also known as: 3-Aminopyrazole-4-carboxamide hemisulfate, 3-Amino-1H-pyrazole-4-carboxamide hemisulfate, 5-Aminopyrazole-4-carboxamide hemisulphate, Allopurinol Related Compound A, Allopurinol EP Impurity A, 3-Amino-4-carbamoylpyrazole hemisulfate

3-Amino-4-pyrazolecarboxamide hemisulfate (CAS 27511-79-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H14N8O6S and a molecular weight of 350.312 g/mol. It is also known as 3-Aminopyrazole-4-carboxamide hemisulfate, 3-Amino-1H-pyrazole-4-carboxamide hemisulfate and 5-Aminopyrazole-4-carboxamide hemisulphate. Key properties include a melting point of 222-234ºC, a boiling point of 454.3ºC at 760 mmHg and a density of 0.84. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

27511-79-1

Jingsj CID

J-1117104-5

Molecular Formula

C₈H₁₄N₈O₆S

Chinese Name

3-氨基-4-甲酰胺基吡唑半硫酸盐

Molecular Weight

350.312 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026