2,3-Bis(4-methylphenyl)quinoxaline

Base Information

• Chemical Name: 2,3-Bis(4-methylphenyl)quinoxaline
• CAS No.: 3719-84-4
• Molecular Formula: C22H18N2
• Molecular Weight: 310.398
• DSSTox Substance ID: DTXSID60362499
• Nikkaji Number: J2.105.526C
• Wikidata: Q82145631
• Mol file: 3719-84-4.mol

Synonyms:2,3-bis(4-methylphenyl)quinoxaline;3719-84-4;2,3-Di-p-tolyl-quinoxaline;CDS1_003208;ChemDiv1_026504;Oprea1_131385;Oprea1_274808;DivK1c_004248;SCHEMBL6341547;HMS662E16;DTXSID60362499;2,3-Di(p-methylphenyl)quinoxaline;STL330212;AKOS000678874;NCGC00320071-01;AB01316756-02;SR-01000554110;SR-01000554110-1

Chemical Property of 2,3-Bis(4-methylphenyl)quinoxaline

Chemical Property:

• XLogP3: 5.3
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 2
• Exact Mass: 310.146998583
• Heavy Atom Count: 24
• Complexity: 355

Purity/Quality:

95% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: CC1=CC=C(C=C1)C2=NC3=CC=CC=C3N=C2C4=CC=C(C=C4)C

Technology Process of 2,3-Bis(4-methylphenyl)quinoxaline

There total 20 articles about 2,3-Bis(4-methylphenyl)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: 99.0%

4,4'-dimethylbenzoin (1218-89-9) + 2-nitro-aniline (88-74-4) → 2,3-bis(4-methylphenyl)quinoxaline (3719-84-4)

Guidance literature:

With sodium hydroxide; In toluene; at 120 ℃; for 3h; Inert atmosphere; Sealed tube; Green chemistry;

DOI:10.1021/acs.joc.0c02453

Reference yield: 98.0%

1,2-di(4-methylphenyl)-1,2-ethanedione (3457-48-5) + 1,2-diamino-benzene (95-54-5) → 2,3-bis(4-methylphenyl)quinoxaline (3719-84-4)

Guidance literature:

at 120 ℃; for 0.666667h; Green chemistry;

DOI:10.1002/jhet.1043

Reference yield: 95.0%

4,4'-dimethylbenzoin (1218-89-9) + 1,2-diamino-benzene (95-54-5) → 2,3-bis(4-methylphenyl)quinoxaline (3719-84-4)

Guidance literature:

With 5% ruthenium on carbon; oxygen; In water; at 75 ℃; for 24h;

DOI:10.1055/s-0030-1258775

upstream raw materials:

ortoquinone

2,3-dichloroquinoxaline

4-methylphenylboronic acid

1,2-di(4-methylphenyl)-1,2-ethanedione

Downstream raw materials:

C₂₂H₁₈N₂^(2-)*2Na⁽¹⁺⁾

[(Ir(2,3-di(4-methylphenyl)quinoxaline-H)2)2(μ-Cl)]

C₈₈H₆₈Cl₂Ir₂N₈

(5-methyl-2-(3-(p-tolyl)quinoxalin-2-yl)phenyl)(phenyl)methanone

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