1H-Pyrazole-3-carboxamide,4-amino-(9CI)

Base Information

• Chemical Name: 1H-Pyrazole-3-carboxamide,4-amino-(9CI)
• CAS No.: 67221-50-5
• Molecular Formula: C4H6N4O
• Molecular Weight: 126.118
• Hs Code.: 2933199090
• Mol file: 67221-50-5.mol

Synonyms:4-amino-1H-pyrazole-5-carboxamide dihydrochloride;4-aminopyrazole-3-carboxamide;4-amino-2H-pyrazole-3-carboxylic acid amide;1H-pyrazole-5-carboxamide,4-amino;4-Amino-1H-pyrazole-3-carboxamide;

Chemical Property of 1H-Pyrazole-3-carboxamide,4-amino-(9CI)

Chemical Property:

• Vapor Pressure: 1.93E-08mmHg at 25°C
• Boiling Point: 454.3oC at 760 mmHg
• Flash Point: 228.5oC
• PSA: 97.79000
• Density: 1.538g/cm3
• LogP: 0.37230
• Storage Temp.: 2-8°C(protect from light)

Purity/Quality:

97% ^*data from raw suppliers

4-amino-1H-pyrazole-5-carboxamide ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1H-Pyrazole-3-carboxamide,4-amino-(9CI)

There total 2 articles about 1H-Pyrazole-3-carboxamide,4-amino-(9CI) which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 88.0%

4-nitro-1H-pyrazole-5-carboxamide (65190-36-5) → 4-amino-1H-pyrazole-5-carboxamide (67221-50-5)

Guidance literature:

palladium-on-charcoal; In methanol; at 20 ℃; for 2h; under 1034.32 Torr;

Reference yield:

4-nitro-1H-pyrazole-5-carboxamide (65190-36-5) → 4-aminopyrazole-3-carboxamide (67221-50-5)

Guidance literature:

With methanol; palladium on activated charcoal; Hydrogenation;

DOI:10.1021/ja01592a021

Reference yield: 87.2%

4-amino-1H-pyrazole-5-carboxamide (67221-50-5) + Benzoyl isothiocyanate (532-55-8) → 4-((N-benzoylthiocarbamoyl)amino)pyrazole-3-carboxamide (80186-70-5)

Guidance literature:

With 2,2-dimethyl-N-(7-methyl-6-oxo-6,7-dihydro-1H-purin-2-yl)-propionamide; In ethanol; water; for 2h;

upstream raw materials:

4-nitro-1H-pyrazole-5-carboxamide

Downstream raw materials:

pyrazolo<4,3-d>pyrimidin-7-one

pyrazolo<4,3-d>pyrimidine-5,7-(1H,4H,6H)-dione

4-((N-benzoylthiocarbamoyl)amino)pyrazole-3-carboxamide

5-phenyl-1,6-dihydro-pyrazolo[4,3-d]pyrimidin-7-one

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