5-chloro-N-(2-(isopropylsulfonyl)phenyl)pyrazolo[1,5-a] pyrimidin-7-amine

Base Information

• Chemical Name: 5-chloro-N-(2-(isopropylsulfonyl)phenyl)pyrazolo[1,5-a] pyrimidin-7-amine
• CAS No.: 1190115-62-8
• Molecular Formula: C₁₅H₁₅ClN₄O₂S
• Molecular Weight: 350.829
• Mol file: 1190115-62-8.mol

Synonyms:5-chloro-N-(2-(isopropylsulfonyl)phenyl)pyrazolo[1,5-a] pyrimidin-7-amine

Chemical Property of 5-chloro-N-(2-(isopropylsulfonyl)phenyl)pyrazolo[1,5-a] pyrimidin-7-amine

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
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MSDS Files:

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Technology Process of 5-chloro-N-(2-(isopropylsulfonyl)phenyl)pyrazolo[1,5-a] pyrimidin-7-amine

There total 2 articles about 5-chloro-N-(2-(isopropylsulfonyl)phenyl)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: 68.7%

1-amino-2-(isopropylsulphonyl)benzene (76697-50-2) + 5,7-dichloropyrazolo[1,5-a]pyrimidine (57489-77-7) → 5-chloro-N-(2-(isopropylsulfonyl)phenyl)pyrazolo[1,5-a] pyrimidin-7-amine (1190115-62-8)

Guidance literature:

1-amino-2-(isopropylsulphonyl)benzene; With sodium hydride; In N,N-dimethyl-formamide; mineral oil; at 0 ℃; for 0.5h; Inert atmosphere;

5,7-dichloropyrazolo[1,5-a]pyrimidine; In N,N-dimethyl-formamide; at 20 - 60 ℃; for 8h; Inert atmosphere;

Reference yield:

5,7-dihydroxypyrazolo[1,5-a]pyrimidine (57489-70-0) → 5-chloro-N-(2-(isopropylsulfonyl)phenyl)pyrazolo[1,5-a] pyrimidin-7-amine (1190115-62-8)

Guidance literature:

Multi-step reaction with 2 steps

1.1: trichlorophosphate / N,N-dimethyl-aniline / 24 h / Reflux

2.1: sodium hydride / mineral oil; N,N-dimethyl-formamide / 0.5 h / 0 °C / Inert atmosphere

2.2: 8 h / 20 - 60 °C / Inert atmosphere

With sodium hydride; trichlorophosphate; In N,N-dimethyl-aniline; N,N-dimethyl-formamide; mineral oil;

Reference yield: 81.0%

5-chloro-N-(2-(isopropylsulfonyl)phenyl)pyrazolo[1,5-a] pyrimidin-7-amine (1190115-62-8) → 5-hydrazinyl-N-(2-(isopropylsulfonyl)phenyl)pyrazolo[1,5-a]pyrimidin-7-amine

Guidance literature:

With hydrazine hydrate; In ethanol; for 18h; Reflux;

upstream raw materials:

1-amino-2-(isopropylsulphonyl)benzene

5,7-dichloropyrazolo[1,5-a]pyrimidine

5,7-dihydroxypyrazolo[1,5-a]pyrimidine

Downstream raw materials:

N₅-(2-isopropoxy-5-methyl-4-(piperidin-4-yl)phenyl)-N₇-(2-(isopropylsulfonyl)phenyl)pyrazolo[1,5-a]pyrimidine-5,7-diamine