7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine

Base Information

Chemical Name:7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine
CAS No.:900295-57-0
Molecular Formula:C₁₆H₁₆ClN₃O₂
Molecular Weight:317.775
Hs Code.:

Synonyms:7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine

Suppliers and Price of 7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

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Chemicals and raw materials
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Total 3 raw suppliers

Chemical Property of 7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine

Chemical Property:

Purity/Quality:: 98%+ ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

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Technology Process of 7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine

There total 4 articles about 7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine 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: 98.9%

: 900297-43-0
3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidin-7-ol

: 900295-57-0
7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine

Guidance literature:: With N,N-diethylaniline; trichlorophosphate; In toluene; at 105 ℃; for 16h; Inert atmosphere;

Reference yield:

: 93-17-4
3,4-dimethoxyphenylacetonitrile

: 900295-57-0
7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine

Guidance literature:: Multi-step reaction with 4 steps

1.1: NaH / tetrahydrofuran

1.2: tetrahydrofuran

2.1: NH₂NH₂*HCl / aq. ethanol / Heating

3.1: dioxane / Heating

4.1: POCl₃ / Heating

With hydrazine hydrochloride; sodium hydride; trichlorophosphate; In tetrahydrofuran; 1,4-dioxane; ethanol;
DOI:10.1016/j.bmcl.2004.05.019

Reference yield:

: 18133-46-5,63895-79-4
α-(3,4-dimethoxyphenyl)acetoacetonitrile

: 900295-57-0
7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine

Guidance literature:: Multi-step reaction with 3 steps

1: NH₂NH₂*HCl / aq. ethanol / Heating

2: dioxane / Heating

3: POCl₃ / Heating

With hydrazine hydrochloride; trichlorophosphate; In 1,4-dioxane; ethanol;
DOI:10.1016/j.bmcl.2004.05.019