2,3,6-Trimethylquinoxaline

Base Information

• Chemical Name: 2,3,6-Trimethylquinoxaline
• CAS No.: 17635-21-1
• Molecular Formula: C11H12N2
• Molecular Weight: 172.23
• Hs Code.: 2933990090
• European Community (EC) Number: 241-618-2
• DSSTox Substance ID: DTXSID1066231
• Nikkaji Number: J29.040H
• Wikidata: Q72514410
• Mol file: 17635-21-1.mol

Synonyms:2,3,6-Trimethylquinoxaline;17635-21-1;Quinoxaline, 2,3,6-trimethyl-;EINECS 241-618-2;Quinoxaline,2,3,6-trimethyl-;SCHEMBL434975;DTXSID1066231;6-methyl-2,3-dimethylquinoxaline;MFCD00047593;AKOS022173739;CS-0128932;FT-0609490;D97345;A881525;1H-pyrrole-2,5-dione, 1-[4-(trifluoromethoxy)phenyl]-

Chemical Property of 2,3,6-Trimethylquinoxaline

Chemical Property:

• Vapor Pressure: 0.00752mmHg at 25°C
• Melting Point: 91-94℃
• Refractive Index: 1.605
• Boiling Point: 277.7 °C at 760 mmHg
• Flash Point: 113.6 °C
• PSA: 25.78000
• Density: 1.084 g/cm³
• LogP: 2.55500
• Storage Temp.: Sealed in dry,Room Temperature
• XLogP3: 2.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 172.100048391
• Heavy Atom Count: 13
• Complexity: 181

Purity/Quality:

99% ^*data from raw suppliers

2,3,6-Trimethylquinoxaline 95+% ^*data from reagent suppliers

Safty Information:

• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: CC1=CC2=NC(=C(N=C2C=C1)C)C

Technology Process of 2,3,6-Trimethylquinoxaline

There total 13 articles about 2,3,6-Trimethylquinoxaline 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: 100.0%

4-methyl-1,2-diaminobenzene (496-72-0) + dimethylglyoxal (431-03-8) → 2,3,6-trimethylquinoxaline (17635-21-1)

Guidance literature:

With zirconium(IV) chloride; In methanol; at 20 ℃; for 0.0833333h;

DOI:10.1007/s11243-009-9294-9

Reference yield: 95.0%

4-methyl-1,2-diaminobenzene (496-72-0) + 2.3-butanediol (513-85-9) → 2,3,6-trimethylquinoxaline (17635-21-1)

Guidance literature:

With cesiumhydroxide monohydrate; In toluene; at 150 ℃; for 24h; Inert atmosphere; Sealed tube; Green chemistry;

DOI:10.1016/j.catcom.2020.105927

Reference yield: 94.0%

4-methyl-2-nitroaniline (89-62-3) + 2.3-butanediol (513-85-9) → 2,3,6-trimethylquinoxaline (17635-21-1)

Guidance literature:

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

DOI:10.1021/acs.joc.0c02453

upstream raw materials:

6-methylquinoxaline

dimethylglyoxal

4-methyl-1,2-diaminobenzene

water

Downstream raw materials:

5-hydroxy-2,3,6-trimethylquinoxaline

Refernces

• 1、 Wang, Yan-Bing,Shi, Linlin,Zhang, Xiaojie,Fu, Lian-Rong,Hu, Weinan,Zhang, Wenjing,Zhu, Xinju,Hao, Xin-Qi,Song, Mao-Ping. "NaOH-Mediated Direct Synthesis of Quinoxalines from o-Nitroanilines and Alcohols via a Hydrogen-Transfer Strategy". . p. 947 - 958. Retrieved 2021/01/14.
• 2、 Panja, Dibyajyoti,Paul, Bhaskar,Balasubramaniam, Bhuvaneshwari,Gupta, Raju K.,Kundu, Sabuj. "Application of a reusable Co-based nanocatalyst in alcohol dehydrogenative coupling strategy: Synthesis of quinoxaline and imine scaffolds". . . Retrieved 2020/01/21.