3-methyl-1-phenyl-5-phenyl-6-thioxo-5,6-dihydro-1H-pyrazolo<3,4-d>pyrimidines

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Chemical Name:3-methyl-1-phenyl-5-phenyl-6-thioxo-5,6-dihydro-1H-pyrazolo<3,4-d>pyrimidines
CAS No.:114362-64-0
Molecular Formula:C₁₈H₁₄N₄S
Molecular Weight:318.402
Hs Code.:

Synonyms:3-methyl-1-phenyl-5-phenyl-6-thioxo-5,6-dihydro-1H-pyrazolo<3,4-d>pyrimidines

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Chemical Property of 3-methyl-1-phenyl-5-phenyl-6-thioxo-5,6-dihydro-1H-pyrazolo<3,4-d>pyrimidines

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Technology Process of 3-methyl-1-phenyl-5-phenyl-6-thioxo-5,6-dihydro-1H-pyrazolo<3,4-d>pyrimidines

There total 4 articles about 3-methyl-1-phenyl-5-phenyl-6-thioxo-5,6-dihydro-1H-pyrazolo<3,4-d>pyrimidines 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: 97.0%

: 75-15-0,12122-00-8
carbon disulfide

: 114362-57-1
4-<(N-phenylimino)methyl>-3-methyl-1-phenyl-5-<(triphenylphosphoranylidene)amino>-1H-pyrazole

: 114362-64-0
3-methyl-1-phenyl-5-phenyl-6-thioxo-5,6-dihydro-1H-pyrazolo<3,4-d>pyrimidines

Guidance literature:: In dichloromethane; for 6h; Ambient temperature;
DOI:10.1016/S0040-4039(00)96536-5 DOI:10.1021/jo00255a003

Reference yield:

: 947-95-5
5-chloro-4-formyl-3-methyl-1-phenyl-1H-pyrazole

: 114362-64-0
3-methyl-1-phenyl-5-phenyl-6-thioxo-5,6-dihydro-1H-pyrazolo<3,4-d>pyrimidines

Guidance literature:: Multi-step reaction with 4 steps

1: 67 percent / sodium azide / dimethylsulfoxide / 1 h / 60 °C

2: 50 percent / acetic acid / ethanol / 6 h / Ambient temperature

3: 80 percent / CH₂Cl₂ / 16 h / Ambient temperature

4: 97 percent / CH₂Cl₂ / 6 h / Ambient temperature

With sodium azide; acetic acid; In ethanol; dichloromethane; dimethyl sulfoxide;
DOI:10.1021/jo00255a003

Reference yield:

: 114362-54-8
5-azido-3-methyl-1-phenyl-1H-pyrazole-4-carbaldehyde

: 114362-64-0
3-methyl-1-phenyl-5-phenyl-6-thioxo-5,6-dihydro-1H-pyrazolo<3,4-d>pyrimidines

Guidance literature:: Multi-step reaction with 3 steps

1: 50 percent / acetic acid / ethanol / 6 h / Ambient temperature

2: 80 percent / CH₂Cl₂ / 16 h / Ambient temperature

3: 97 percent / CH₂Cl₂ / 6 h / Ambient temperature

With acetic acid; In ethanol; dichloromethane;
DOI:10.1021/jo00255a003