3-Amino-4-pyrazolecarboxamide hemisulfate Chemical Properties

Melting point:

224 °C (dec.)(lit.)

Density 

0.84

storage temp. 

2-8°C

solubility 

DMSO (Slightly), Methanol (Very Slightly), Water (Slightly, Heated, Sonicated)

form 

Solid

color 

White to Pale Brown

BRN 

3767200

Stability:

Hygroscopic

Safety Information

Safety Statements 

24/25

WGK Germany 

3

HazardClass 

IRRITANT

HS Code 

29331990

MSDS

• Language:English Provider:5-Aminopyrazole-4-carboxamide hemisulphate
• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

3-Amino-4-pyrazolecarboxamide hemisulfate Usage And Synthesis

Chemical Properties

white to slightly beige powder

Uses

Allopurinol (A547300) impurity. A pyrazole derivative that has been shown to induce neoplasm immunogenicity.

Uses

3-Amino-4-pyrazolecarboxamide hemisulfate salt was used to prepare 3-carbamoyl derivatives.

Uses

Reactant involved in synthesis of:

• Triazines and their phosphorus analogs
• Pyrazolo[3,4-d]pyrimidines for use as cyclin-dependent kinase 2 inhibitors

General Description

Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards

3-Amino-4-pyrazolecarboxamide hemisulfate(27511-79-1)Related Product Information

• N,N-Dimethylformamide
• Chlorantraniliprole
• ALTRENOGEST
• D-Glucosamine sulfate
• Glycine
• Formamide
• Betaine
• Benzamide
• L-Glutamine, L-alanyl-L-γ-glutamyl-L-alanyl-
• L-Alanyl-L-Glutamine tetrapeptide impurity 2
• 5-(forMylaMino)-1H-pyrazole-4-carboxaMide
• 5-AMINO-1H-PYRAZOLE-4-CARBOXYLIC ACID ETHYL ESTER
• L-Alanyl-L-Glutamine tetrapeptide impurity 3
• ethyl 5-(forMylaMino)-1H-pyrazole-4-carboxylate
• 4-HYDROXY-1-PHENYLPYRAZOLO[3,4-D]PYRIMIDINE
• 5-Amino-1-methylpyrazole-4-carboxamide
• 3-Aminopyrazole
• 3-Amino-1H-pyrazole-4-carboxamide