Pyrazolo[1,5-a]pyrimidin-7-amine

Base Information

• Chemical Name: Pyrazolo[1,5-a]pyrimidin-7-amine
• CAS No.: 1194-63-4
• Molecular Formula: C6H6N4
• Molecular Weight: 134.14
• Hs Code.: 2933990090
• European Community (EC) Number: 861-074-5
• DSSTox Substance ID: DTXSID40572190
• Nikkaji Number: J66.477D
• Wikidata: Q82460475
• Mol file: 1194-63-4.mol

Synonyms:7-aminopyrazolo(1,5-a)pyrimidine

Chemical Property of Pyrazolo[1,5-a]pyrimidin-7-amine

Chemical Property:

• Melting Point: 197-199 °C
• PKA: 4.25±0.30(Predicted)
• PSA: 56.21000
• Density: 1.509g/cm³
• LogP: 0.89270
• Storage Temp.: 2-8°C
• XLogP3: 0
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 134.059246208
• Heavy Atom Count: 10
• Complexity: 127

Purity/Quality:

98%,99%, ^*data from raw suppliers

Pyrazolo[1,5-a]pyrimidin-7-amine ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=C(N2C(=CC=N2)N=C1)N

Technology Process of Pyrazolo[1,5-a]pyrimidin-7-amine

There total 1 articles about Pyrazolo[1,5-a]pyrimidin-7-amine 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:

→ pyrazolo[1,5-a]pyrimidin-7-ylamine (1194-63-4)

Guidance literature:

7-Amino-pyrazolo<1,5-a>pyrimidin-6-carbonsaeure, 240grad, unter vermindertem Druck;

Reference yield: 90.0%

4-methoxybenzyl 7β-[2-(5-trityl-aminothiadiazol-3-yl)-2-methoxyiminoacetamido]-3-chloro-methyl-3-cephem-4-carboxylate + pyrazolo[1,5-a]pyrimidin-7-ylamine (1194-63-4) → 4-methoxybenzyl 7β-[2-(5-tritylamino-thiadiazol-3-yl)-2-methoxyiminoacetamido]-3-(7-amino-pyrazolo[1,5-a]pyrimidinium-4-yl)methyl-3-cephem-4-carboxylate iodide

Guidance literature:

Reference yield: 88.0%

4-methoxybenzyl 7β-[2-(2-tritylamino-thiazol-4-yl)-2-methoxyiminoacetamido]-3-chloromethyl-3-cephem-4-carboxylate + pyrazolo[1,5-a]pyrimidin-7-ylamine (1194-63-4) → 4-methoxybenzyl 7β-[2-(2-tritylamino-thiazol-4-yl)-2-methoxyiminoacetamido]-3-(7-aminopyrazolo[1,5-a]pyrimidinium-4-yl)methyl-3-cephem-4-carboxylate iodide

Guidance literature:

With sodium iodide; In acetone;

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