6,7-dichloro-3-(3-chlorophenylsulfonyl)-N,5-dimethylpyrazolo[1,5-a]pyrimidin-2-amine

Base Information

• Chemical Name: 6,7-dichloro-3-(3-chlorophenylsulfonyl)-N,5-dimethylpyrazolo[1,5-a]pyrimidin-2-amine
• CAS No.: 1345973-76-3
• Molecular Formula: C₁₄H₁₁Cl₃N₄O₂S
• Molecular Weight: 405.692

Synonyms:6,7-dichloro-3-(3-chlorophenylsulfonyl)-N,5-dimethylpyrazolo[1,5-a]pyrimidin-2-amine

Chemical Property of 6,7-dichloro-3-(3-chlorophenylsulfonyl)-N,5-dimethylpyrazolo[1,5-a]pyrimidin-2-amine

Chemical Property:

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Technology Process of 6,7-dichloro-3-(3-chlorophenylsulfonyl)-N,5-dimethylpyrazolo[1,5-a]pyrimidin-2-amine

There total 2 articles about 6,7-dichloro-3-(3-chlorophenylsulfonyl)-N,5-dimethylpyrazolo[1,5-a]pyrimidin-2-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: 57.0%

6-chloro-3-(3-chlorophenylsulfonyl)-5-methyl-2-(methylamino)pyrazolo[1,5-a]pyrimidin-7-ol (1345973-70-7) → 6,7-dichloro-3-(3-chlorophenylsulfonyl)-N,5-dimethylpyrazolo[1,5-a]pyrimidin-2-amine (1345973-76-3)

Guidance literature:

With trichlorophosphate; In sulfolane; at 70 ℃; for 3h;

DOI:10.1021/jm201079g

Reference yield:

C10H11ClN4O2S → 6,7-dichloro-3-(3-chlorophenylsulfonyl)-N,5-dimethylpyrazolo[1,5-a]pyrimidin-2-amine (1345973-76-3)

Guidance literature:

Multi-step reaction with 2 steps

1: acetic acid / 20 - 100 °C

2: trichlorophosphate / sulfolane / 3 h / 70 °C

With acetic acid; trichlorophosphate; In sulfolane;

DOI:10.1021/jm201079g

Reference yield: 64.0%

6,7-dichloro-3-(3-chlorophenylsulfonyl)-N,5-dimethylpyrazolo[1,5-a]pyrimidin-2-amine (1345973-76-3) → 6-chloro-3-(3-chlorophenylsulfonyl)-N2,5-dimethylpyrazolo[1,5-a ]pyrimidine-2,7-diamine (1345973-63-8)

Guidance literature:

With ammonia; In tetrahydrofuran; at 20 ℃; for 12h;

DOI:10.1021/jm201079g

upstream raw materials:

6-chloro-3-(3-chlorophenylsulfonyl)-5-methyl-2-(methylamino)pyrazolo[1,5-a]pyrimidin-7-ol

Downstream raw materials:

6-chloro-3-(3-chlorophenylsulfonyl)-N₂,5-dimethylpyrazolo[1,5-a ]pyrimidine-2,7-diamine

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