2-Methylpyrazolo[1,5-A]quinoxaline

Base Information

• Chemical Name: 2-Methylpyrazolo[1,5-A]quinoxaline
• CAS No.: 78564-51-9
• Molecular Formula: C11H9N3
• Molecular Weight: 183.213
• DSSTox Substance ID: DTXSID90507912
• Nikkaji Number: J879.215A
• Wikidata: Q82364481

Synonyms:2-METHYLPYRAZOLO[1,5-A]QUINOXALINE;78564-51-9;DTXSID90507912

Chemical Property of 2-Methylpyrazolo[1,5-A]quinoxaline

Chemical Property:

• XLogP3: 1.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 183.079647300
• Heavy Atom Count: 14
• Complexity: 219

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=NN2C3=CC=CC=C3N=CC2=C1

Technology Process of 2-Methylpyrazolo[1,5-A]quinoxaline

There total 11 articles about 2-Methylpyrazolo[1,5-A]quinoxaline 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: 20.0%

1-(2′-azidophenyl)-3,5-dimethylpyrazole (78564-50-8) → 2-(3,5-dimethyl-1H-pyrazol-1-yl)benzenamine (60418-47-5) + 2-methylpyrazolo[1,5-a]quinoxaline (78564-51-9) + Bis-[2-(3,5-dimethyl-pyrazol-1-yl)-phenyl]-diazene (78564-52-0)

Guidance literature:

With PhAc; In acetonitrile; at 17 ℃; for 1.5h; Irradiation;

Reference yield: 10.0%

1-(2′-azidophenyl)-3,5-dimethylpyrazole (78564-50-8) → 1,3-dimethyl-5H-pyrazolo<1,2-a>benzotriazol-4-ium inner salt (60418-46-4) + 2-methylpyrazolo[1,5-a]quinoxaline (78564-51-9) + Bis-[2-(3,5-dimethyl-pyrazol-1-yl)-phenyl]-diazene (78564-52-0)

Guidance literature:

In acetone; at 20 ℃; for 1.5h; Irradiation;

DOI:10.1246/cl.1981.331

Reference yield: 6.0%

1-(2′-azidophenyl)-3,5-dimethylpyrazole (78564-50-8) → 2-(3,5-dimethyl-1H-pyrazol-1-yl)benzenamine (60418-47-5) + 2-methylpyrazolo[1,5-a]quinoxaline (78564-51-9)

Guidance literature:

In cyclohexane; at 20 ℃; for 0.5h; Irradiation;

DOI:10.1246/cl.1981.331

upstream raw materials:

3,5-dimethyl-1-(2-nitrophenyl)-1H-pyrazole

1,3-dimethyl-5H-pyrazolo<1,2-a>benzotriazol-4-ium inner salt

1-(2′-azidophenyl)-3,5-dimethylpyrazole

di-n-propylamine

Downstream raw materials:

2-(3,5-dimethyl-1H-pyrazol-1-yl)benzenamine

2-Methyl-4,5-dihydro-pyrazolo[1,5-a]quinoxaline

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