6-ethoxycarbonyl-7-(4-fluoro-2-methylphenylamino)pyrazolo[1,5-a]pyrimidine-3-sulfonic acid

Base Information

Chemical Name:6-ethoxycarbonyl-7-(4-fluoro-2-methylphenylamino)pyrazolo[1,5-a]pyrimidine-3-sulfonic acid
CAS No.:1333214-13-3
Molecular Formula:C₁₆H₁₅FN₄O₅S
Molecular Weight:394.383
Hs Code.:

Synonyms:6-ethoxycarbonyl-7-(4-fluoro-2-methylphenylamino)pyrazolo[1,5-a]pyrimidine-3-sulfonic acid

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Chemical Property of 6-ethoxycarbonyl-7-(4-fluoro-2-methylphenylamino)pyrazolo[1,5-a]pyrimidine-3-sulfonic acid

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Technology Process of 6-ethoxycarbonyl-7-(4-fluoro-2-methylphenylamino)pyrazolo[1,5-a]pyrimidine-3-sulfonic acid

There total 3 articles about 6-ethoxycarbonyl-7-(4-fluoro-2-methylphenylamino)pyrazolo[1,5-a]pyrimidine-3-sulfonic acid 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: 92.0%

: 1333214-12-2
ethyl 7-(4-fluoro-2-methylphenylamino)pyrazolo[1,5-a]pyrimidine-6-carboxylate

: 1333214-13-3
6-ethoxycarbonyl-7-(4-fluoro-2-methylphenylamino)pyrazolo[1,5-a]pyrimidine-3-sulfonic acid

Guidance literature:: With chlorosulfonic acid; In dichloromethane; at 20 ℃;

Reference yield:

: 43024-70-0
7-chloro-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid ethyl ester

: 1333214-13-3
6-ethoxycarbonyl-7-(4-fluoro-2-methylphenylamino)pyrazolo[1,5-a]pyrimidine-3-sulfonic acid

Guidance literature:: Multi-step reaction with 2 steps

1: N-ethyl-N,N-diisopropylamine / N,N-dimethyl acetamide / 2 h / 80 °C

2: chlorosulfonic acid / dichloromethane / 20 °C

With chlorosulfonic acid; N-ethyl-N,N-diisopropylamine; In dichloromethane; N,N-dimethyl acetamide;

Reference yield:

: 43024-61-9
6-ethoxycarbonyl-7-hydroxypyrazolo<1,5-a>pyrimidine

: 1333214-13-3
6-ethoxycarbonyl-7-(4-fluoro-2-methylphenylamino)pyrazolo[1,5-a]pyrimidine-3-sulfonic acid

Guidance literature:: Multi-step reaction with 3 steps

1: N-ethyl-N,N-diisopropylamine; trichlorophosphate / 3 h / 100 °C

2: N-ethyl-N,N-diisopropylamine / N,N-dimethyl acetamide / 2 h / 80 °C

3: chlorosulfonic acid / dichloromethane / 20 °C

With chlorosulfonic acid; N-ethyl-N,N-diisopropylamine; trichlorophosphate; In dichloromethane; N,N-dimethyl acetamide;