3-(5-Imino-4-phenyl-4,5-dihydro-[1,3,4]selenadiazole-2-carbonyl)-5-phenyl-1-p-tolyl-1H-pyrazole-4-carbonitrile

Base Information

• Chemical Name: 3-(5-Imino-4-phenyl-4,5-dihydro-[1,3,4]selenadiazole-2-carbonyl)-5-phenyl-1-p-tolyl-1H-pyrazole-4-carbonitrile
• CAS No.: 187545-96-6
• Molecular Formula: C₂₆H₁₈N₆OSe
• Molecular Weight: 509.429
• Mol file: 187545-96-6.mol

Synonyms:3-(5-Imino-4-phenyl-4,5-dihydro-[1,3,4]selenadiazole-2-carbonyl)-5-phenyl-1-p-tolyl-1H-pyrazole-4-carbonitrile

Chemical Property of 3-(5-Imino-4-phenyl-4,5-dihydro-[1,3,4]selenadiazole-2-carbonyl)-5-phenyl-1-p-tolyl-1H-pyrazole-4-carbonitrile

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3-(5-Imino-4-phenyl-4,5-dihydro-[1,3,4]selenadiazole-2-carbonyl)-5-phenyl-1-p-tolyl-1H-pyrazole-4-carbonitrile

There total 3 articles about 3-(5-Imino-4-phenyl-4,5-dihydro-[1,3,4]selenadiazole-2-carbonyl)-5-phenyl-1-p-tolyl-1H-pyrazole-4-carbonitrile 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:

benzene diazonium chloride (100-34-5) + 5-Phenyl-3-(2-selenocyanato-acetyl)-1-p-tolyl-1H-pyrazole-4-carbonitrile (187545-89-7) → 3-(5-Imino-4-phenyl-4,5-dihydro-[1,3,4]selenadiazole-2-carbonyl)-5-phenyl-1-p-tolyl-1H-pyrazole-4-carbonitrile (187545-96-6)

Guidance literature:

In ethanol; at 0 - 5 ℃; for 3h; Yield given;

DOI:10.1002/jccs.199600072

Reference yield:

3-bromoacetyl-5-phenyl-1-p-tolylpyrazole-4-carbonitrile (174906-55-9) → 3-(5-Imino-4-phenyl-4,5-dihydro-[1,3,4]selenadiazole-2-carbonyl)-5-phenyl-1-p-tolyl-1H-pyrazole-4-carbonitrile (187545-96-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 85 percent / ethanol / 0.5 h / Ambient temperature

2: ethanol / 3 h / 0 - 5 °C

In ethanol;

DOI:10.1002/jccs.199600072

Reference yield:

potassium selenocyanate (3425-46-5) + C25H18BrN5O → 3-(5-Imino-4-phenyl-4,5-dihydro-[1,3,4]selenadiazole-2-carbonyl)-5-phenyl-1-p-tolyl-1H-pyrazole-4-carbonitrile (187545-96-6)

Guidance literature:

In ethanol; for 4h; Yield given; Ambient temperature;

DOI:10.1002/jccs.199600072

upstream raw materials:

benzene diazonium chloride

5-Phenyl-3-(2-selenocyanato-acetyl)-1-p-tolyl-1H-pyrazole-4-carbonitrile

potassium selenocyanate

3-bromoacetyl-5-phenyl-1-p-tolylpyrazole-4-carbonitrile

Downstream raw materials:

C₂₆H₁₇N₇O₂Se