2-[5-(4-chloro-3-methoxyphenyl)-7-oxo-4H,7H-pyrazolo[1,5-a]pyrimidin-3-yl]-N-ethylacetamide

Base Information

Chemical Name:2-[5-(4-chloro-3-methoxyphenyl)-7-oxo-4H,7H-pyrazolo[1,5-a]pyrimidin-3-yl]-N-ethylacetamide
CAS No.:1607023-30-2
Molecular Formula:C₁₇H₁₇ClN₄O₃
Molecular Weight:360.8
Hs Code.:

Synonyms:2-[5-(4-chloro-3-methoxyphenyl)-7-oxo-4H,7H-pyrazolo[1,5-a]pyrimidin-3-yl]-N-ethylacetamide

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Chemical Property of 2-[5-(4-chloro-3-methoxyphenyl)-7-oxo-4H,7H-pyrazolo[1,5-a]pyrimidin-3-yl]-N-ethylacetamide

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Technology Process of 2-[5-(4-chloro-3-methoxyphenyl)-7-oxo-4H,7H-pyrazolo[1,5-a]pyrimidin-3-yl]-N-ethylacetamide

There total 5 articles about 2-[5-(4-chloro-3-methoxyphenyl)-7-oxo-4H,7H-pyrazolo[1,5-a]pyrimidin-3-yl]-N-ethylacetamide 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: 85.0%

: 1607024-73-6
2-[5-(4-chloro-3-methoxyphenyl)-7-oxo-4H,7H-pyrazolo[1,5-a]pyrimidin-3-yl]acetic acid

: 557-66-4
ethanamine hydrochloride

: 1607023-30-2
2-[5-(4-chloro-3-methoxyphenyl)-7-oxo-4H,7H-pyrazolo[1,5-a]pyrimidin-3-yl]-N-ethylacetamide

Guidance literature:: With benzotriazol-1-ol; 1,2-dichloro-ethane; triethylamine; In N,N-dimethyl-formamide; at 20 ℃; for 2h;

Reference yield:

: 89283-73-8
(E,Z)-2-formylsuccinonitrile potassium salt

: 1607023-30-2
2-[5-(4-chloro-3-methoxyphenyl)-7-oxo-4H,7H-pyrazolo[1,5-a]pyrimidin-3-yl]-N-ethylacetamide

Guidance literature:: Multi-step reaction with 5 steps

1: acetic acid / ethanol / 2 h / 80 °C

2: acetic acid; hydrazine hydrate / ethanol / 1 h / 80 °C

3: toluene-4-sulfonic acid / butan-1-ol / 1 h / 130 °C

4: water; potassium hydroxide / ethanol / 1 h / 70 °C

5: benzotriazol-1-ol; 1,2-dichloro-ethane; triethylamine / N,N-dimethyl-formamide / 2 h / 20 °C

With water; benzotriazol-1-ol; toluene-4-sulfonic acid; hydrazine hydrate; acetic acid; 1,2-dichloro-ethane; triethylamine; potassium hydroxide; In ethanol; N,N-dimethyl-formamide; butan-1-ol;

Reference yield:

: 1607019-62-4
2-(5-amino-1H-pyrazol-4-yl)acetonitrile

: 1607023-30-2
2-[5-(4-chloro-3-methoxyphenyl)-7-oxo-4H,7H-pyrazolo[1,5-a]pyrimidin-3-yl]-N-ethylacetamide

Guidance literature:: Multi-step reaction with 3 steps

1: toluene-4-sulfonic acid / butan-1-ol / 1 h / 130 °C

2: water; potassium hydroxide / ethanol / 1 h / 70 °C

3: benzotriazol-1-ol; 1,2-dichloro-ethane; triethylamine / N,N-dimethyl-formamide / 2 h / 20 °C

With water; benzotriazol-1-ol; toluene-4-sulfonic acid; 1,2-dichloro-ethane; triethylamine; potassium hydroxide; In ethanol; N,N-dimethyl-formamide; butan-1-ol;