4-imino-3-methyl-1-phenyl-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine

Base Information

• Chemical Name: 4-imino-3-methyl-1-phenyl-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine
• CAS No.: 1115445-09-4
• Molecular Formula: C₁₂H₁₂N₆
• Molecular Weight: 240.267
• Mol file: 1115445-09-4.mol

Synonyms:4-imino-3-methyl-1-phenyl-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine

Chemical Property of 4-imino-3-methyl-1-phenyl-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-imino-3-methyl-1-phenyl-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine

There total 2 articles about 4-imino-3-methyl-1-phenyl-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine 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: 75.0%

5-amino-3-methyl-1-phenyl-1H-pyrazole-4-carbonitrile (5346-56-5) + formic acid hydrazide (624-84-0) → 4-imino-3-methyl-1-phenyl-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine (1115445-09-4)

Guidance literature:

In ethanol; for 10h; Reflux;

DOI:10.1016/j.molstruc.2017.05.050

Reference yield:

phenylhydrazine (100-63-0) → 4-imino-3-methyl-1-phenyl-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine (1115445-09-4)

Guidance literature:

Multi-step reaction with 2 steps

1: acetic acid / ethanol / 12 h / Reflux

2: ethanol / 10 h / Reflux

With acetic acid; In ethanol;

DOI:10.1016/j.molstruc.2017.05.050

Reference yield: 90.0%

4-imino-3-methyl-1-phenyl-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine (1115445-09-4) + N,N-dimethyl-formamide dimethyl acetal (4637-24-5) → 9-methyl-7-phenyl-7H-pyrazolo [4,3-e][1,2,4] triazolo[1,5-c]pyrimidine (1115445-18-5)

Guidance literature:

In toluene; for 0.25h; Heating;

DOI:10.1515/HC.2008.14.1-2.45

upstream raw materials:

5-amino-3-methyl-1-phenyl-1H-pyrazole-4-carbonitrile

formic acid hydrazide

phenylhydrazine

Downstream raw materials:

9-methyl-7-phenylpyrazolo[4,3-e]-1,2,4-triazolo[1,5-c]pyrimidine-2-one

9-methyl-7-phenyl-7H-pyrazolo [4,3-e][1,2,4] triazolo[1,5-c]pyrimidine

9-methyl-2-trichloromethyl-7-phenylpyrazolo[4,3-e]-1,2,4-triazolo[1,5-c]pyrimidine