Carbamic acid, [(1R)-2-[[3-cyano-2-[(3,5-dimethoxyphenyl)amino]-5-methylpyrazolo[1,5- a]pyrimidin-7-yl]amino]-1-methylethyl]-, 1,1-dimethylethyl ester

Base Information

Chemical Name:Carbamic acid, [(1R)-2-[[3-cyano-2-[(3,5-dimethoxyphenyl)amino]-5-methylpyrazolo[1,5- a]pyrimidin-7-yl]amino]-1-methylethyl]-, 1,1-dimethylethyl ester
CAS No.:824399-45-3
Molecular Formula:C24H31N7O4
Molecular Weight:481.555
Hs Code.:

Carbamic acid,
[(1R)-2-[[3-cyano-2-[(3,5-dimethoxyphenyl)amino]-5-methylpyrazolo[1,5-
a]pyrimidin-7-yl]amino]-1-methylethyl]-, 1,1-dimethylethyl ester

Synonyms:

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Chemical Property of Carbamic acid, [(1R)-2-[[3-cyano-2-[(3,5-dimethoxyphenyl)amino]-5-methylpyrazolo[1,5- a]pyrimidin-7-yl]amino]-1-methylethyl]-, 1,1-dimethylethyl ester

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MSDS Files:: SDS file from LookChem

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Technology Process of Carbamic acid, [(1R)-2-[[3-cyano-2-[(3,5-dimethoxyphenyl)amino]-5-methylpyrazolo[1,5- a]pyrimidin-7-yl]amino]-1-methylethyl]-, 1,1-dimethylethyl ester

There total 5 articles about Carbamic acid, [(1R)-2-[[3-cyano-2-[(3,5-dimethoxyphenyl)amino]-5-methylpyrazolo[1,5- a]pyrimidin-7-yl]amino]-1-methylethyl]-, 1,1-dimethylethyl ester 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:

: 947155-02-4,824397-66-2
5-amino-3-(3,5-dimethoxyphenylamino)pyrazole-1H-4-carbonitrile

: 824399-45-3
t-butyl (R)-2-{[3-cyano-2-(3,5-dimethoxyphenylamino)-5-methylpyrazolo[1,5-a]pyrimidin-7-yl]amino}-1-methylethylcarbamate

Guidance literature:: Multi-step reaction with 3 steps

1: 91 percent / AcOH / 10 h / Heating

2: POCl₃; N,N-dimethylaniline / 2 h / 60 °C

3: 1-methyl-pyrrolidin-2-one / 24 h / 20 °C

With acetic acid; N,N-dimethyl-aniline; trichlorophosphate; In 1-methyl-pyrrolidin-2-one;
DOI:10.1248/cpb.55.881

Reference yield:

: 824397-74-2
2-(3,5-dimethoxyphenylamino)-5-methyl-7-oxo-4,7-dihydropyrazolo[1,5-a]pyrimidine-3-carbonitrile

: 824399-45-3
t-butyl (R)-2-{[3-cyano-2-(3,5-dimethoxyphenylamino)-5-methylpyrazolo[1,5-a]pyrimidin-7-yl]amino}-1-methylethylcarbamate

Guidance literature:: Multi-step reaction with 2 steps

1: POCl₃; N,N-dimethylaniline / 2 h / 60 °C

2: 1-methyl-pyrrolidin-2-one / 24 h / 20 °C

With N,N-dimethyl-aniline; trichlorophosphate; In 1-methyl-pyrrolidin-2-one;
DOI:10.1248/cpb.55.881

Reference yield:

: 824397-58-2
2-cyano-3-(3,5-dimethoxyphenylamino)-3-methylsulfanylacrylonitrile

: 824399-45-3
t-butyl (R)-2-{[3-cyano-2-(3,5-dimethoxyphenylamino)-5-methylpyrazolo[1,5-a]pyrimidin-7-yl]amino}-1-methylethylcarbamate

Guidance literature:: Multi-step reaction with 4 steps

1: 91 percent / hydrazine monohydrate / dimethylformamide / 6 h / 100 °C

2: 91 percent / AcOH / 10 h / Heating

3: POCl₃; N,N-dimethylaniline / 2 h / 60 °C

4: 1-methyl-pyrrolidin-2-one / 24 h / 20 °C

With hydrazine hydrate; acetic acid; N,N-dimethyl-aniline; trichlorophosphate; In 1-methyl-pyrrolidin-2-one; N,N-dimethyl-formamide;
DOI:10.1248/cpb.55.881