2-Chloro-3,5-diphenylpyrazine

Base Information

• Chemical Name: 2-Chloro-3,5-diphenylpyrazine
• CAS No.: 41270-63-7
• Molecular Formula: C16H11ClN2
• Molecular Weight: 266.73
• DSSTox Substance ID: DTXSID50433167
• Nikkaji Number: J1.175.398A
• Mol file: 41270-63-7.mol

Synonyms:2-Chloro-3,5-diphenylpyrazine;41270-63-7;Pyrazine, 2-chloro-3,5-diphenyl-;SCHEMBL10616051;DTXSID50433167

Chemical Property of 2-Chloro-3,5-diphenylpyrazine

Chemical Property:

• PSA: 25.78000
• LogP: 4.46400
• XLogP3: 4.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 2
• Exact Mass: 266.0610761
• Heavy Atom Count: 19
• Complexity: 272

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C(C=C1)C2=CN=C(C(=N2)C3=CC=CC=C3)Cl

Technology Process of 2-Chloro-3,5-diphenylpyrazine

There total 5 articles about 2-Chloro-3,5-diphenylpyrazine 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: 89.0%

2,6-diphenylpyrazine 4-oxide (65464-22-4) → 2-chloro-3,5-diphenylpyrazine (41270-63-7)

Guidance literature:

With trichlorophosphate; for 0.5h; Heating;

Reference yield:

2,6-diphenylpyrazine (25827-94-5) → 2-chloro-3,5-diphenylpyrazine (41270-63-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 82 percent / 90percent H₂O₂, maleic anhydride / CHCl₃ / 1.) room temperature, overnight; 2.) reflux, 4 h

2: 89 percent / POCl₃ / 0.5 h / Heating

With maleic anhydride; dihydrogen peroxide; trichlorophosphate; In chloroform;

Reference yield:

3,5-diphenyl-2-trimethylsilanyloxy-pyrazine (243472-83-5) → 2-chloro-3,5-diphenylpyrazine (41270-63-7)

Guidance literature:

With phosphorus pentachloride; Yield given; Heating;

DOI:10.1002/jhet.5570360334

upstream raw materials:

2,6-diphenylpyrazine 4-oxide

3,5-diphenyl-2-trimethylsilanyloxy-pyrazine

2,6-diphenyl-3-hydroxypyrazine

2,6-diphenylpyrazine

Downstream raw materials:

1-(3,5-Diphenyl-pyrazin-2-yl)-1H-indole

3-(3,5-Diphenyl-pyrazin-2-yl)-prop-2-yn-1-ol

3,5-Diphenyl-2-phenylethynyl-pyrazine

2-Hex-1-ynyl-3,5-diphenyl-pyrazine