3-Diazo-5-methyl-4-phenyl-3H-pyrazole

Base Information

• Chemical Name: 3-Diazo-5-methyl-4-phenyl-3H-pyrazole
• CAS No.: 72393-20-5
• Molecular Formula: C₁₀H₈N₄
• Molecular Weight: 184.2
• DSSTox Substance ID: DTXSID20502319
• Nikkaji Number: J2.960.303K
• Wikidata: Q82355235
• Mol file: 72393-20-5.mol

Synonyms:72393-20-5;3-Diazo-5-methyl-4-phenyl-3H-pyrazole;DTXSID20502319

Chemical Property of 3-Diazo-5-methyl-4-phenyl-3H-pyrazole

Chemical Property:

• PSA: 62.11000
• LogP: 1.46396
• XLogP3: 2.6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 1
• Exact Mass: 184.074896272
• Heavy Atom Count: 14
• Complexity: 341

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=C(C(=[N+]=[N-])N=N1)C2=CC=CC=C2

Technology Process of 3-Diazo-5-methyl-4-phenyl-3H-pyrazole

There total 1 articles about 3-Diazo-5-methyl-4-phenyl-3H-pyrazole 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:

3-amino-5-methyl-4-phenyl-1Н-pyrazole (31924-81-9) → 3-Diazo-5-methyl-4-phenyl-3H-pyrazol (72393-20-5)

Guidance literature:

With hydrogenchloride; sodium carbonate; sodium nitrite; In water; at 0 - 5 ℃; for 0.5h;

Reference yield: 62.0%

1,2,3,4-tetraphenylcyclopentadiene (15570-45-3) + 3-Diazo-5-methyl-4-phenyl-3H-pyrazol (72393-20-5) → 2,3,4,5-Tetraphenyl-2,4-cyclopentadien-1-on-(3-methyl-4-phenyl-1H-pyrazol-5-yl)hydrazon (91120-64-8)

Guidance literature:

With piperidine; In acetonitrile; for 3h;

Reference yield: 60.0%

3-tert-butoxy-1,6-methano<10>annulen (86226-25-7) + 3-Diazo-5-methyl-4-phenyl-3H-pyrazol (72393-20-5) → C21H16N4 (113925-88-5)

Guidance literature:

In dichloromethane; at 20 ℃; for 24h;

upstream raw materials:

3-amino-5-methyl-4-phenyl-1Н-pyrazole

Downstream raw materials:

2,3,4,5-Tetraphenyl-2,4-cyclopentadien-1-on-(3-methyl-4-phenyl-1H-pyrazol-5-yl)hydrazon

6-Methyl-7-phenylspiro<3H-pyrazolo<5,1-c>-1,2,4-triazol-3,9'-<9H>-thioxanthen>-S,S-dioxid

6-Methyl-7-phenylspiro<3H-pyrazolo<5,1-c>-1,2,4-triazol-3,9'-<9H>xanthen>

6'-Methyl-7'-phenylspiropyrazolo<5,1-c><1,2,4>triazol>-10-on