6-Methyl-1,2,3,4-tetrahydroquinoxaline

Base Information

• Chemical Name: 6-Methyl-1,2,3,4-tetrahydroquinoxaline
• CAS No.: 6639-93-6
• Molecular Formula: C9H12 N2
• Molecular Weight: 148.208
• Hs Code.: 2933990090
• NSC Number: 48959
• DSSTox Substance ID: DTXSID90287106
• Nikkaji Number: J1.091.910J
• Wikidata: Q82023031
• Mol file: 6639-93-6.mol

Synonyms:6-methyl-1,2,3,4-tetrahydroquinoxaline;6639-93-6;1,2,3,4-TETRAHYDRO-6-METHYLQUINOXALINE;NSC48959;SCHEMBL129154;DTXSID90287106;NSC 48959;NSC-48959;AKOS005305672;CS-0437394;Quinoxaline, 1,2,3,4-tetrahydro-6-methyl-;D78710

Chemical Property of 6-Methyl-1,2,3,4-tetrahydroquinoxaline

Chemical Property:

• Vapor Pressure: 0.00247mmHg at 25°C
• Boiling Point: 287.5°C at 760 mmHg
• Flash Point: 174.6°C
• PSA: 24.06000
• Density: 1.024g/cm³
• LogP: 2.10840
• XLogP3: 2
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 148.100048391
• Heavy Atom Count: 11
• Complexity: 136

Purity/Quality:

98.5% ^*data from raw suppliers

1,2,3,4-Tetrahydro-6-methylquinoxaline 95 ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CC2=C(C=C1)NCCN2

Technology Process of 6-Methyl-1,2,3,4-tetrahydroquinoxaline

There total 7 articles about 6-Methyl-1,2,3,4-tetrahydroquinoxaline 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: 95.0%

6-methylquinoxaline (6344-72-5) → 6-methyl-1,2,3,4-tetrahydro-quinoxaline (6639-93-6)

Guidance literature:

With C₂₆H₂₉ClIrNO₃; hydrogen; In 2,2,2-trifluoroethanol; at 20 ℃; for 3h; under 760.051 Torr;

DOI:10.1039/c3cc44567d

Reference yield: 73.8%

4-methyl-1,2-diaminobenzene (496-72-0) + ethylene dibromide (106-93-4) → 6-methyl-1,2,3,4-tetrahydro-quinoxaline (6639-93-6)

Guidance literature:

With sodium hydrogencarbonate; In N,N-dimethyl acetamide; at 80 ℃;

Reference yield: 43.0%

6-methylquinoxaline (6344-72-5) + ammonium hydroxide (1336-21-6) + nickel (II) chloride hexahydrate → 6-methyl-1,2,3,4-tetrahydro-quinoxaline (6639-93-6)

Guidance literature:

With hydrogenchloride; sodium chloride; In methanol; sodium borohydrid;

upstream raw materials:

6-methylquinoxaline

4-methyl-1,2-diaminobenzene

4-methyl-2-nitroaniline

ammonium hydroxide

Downstream raw materials:

6-methyl-2,3-dihydro-1,4-methano-quinoxaline

6-methylquinoxaline

Refernces

• 1、 Han, Shuyan,Huang, Yi,Li, Mengyang,Liu, Cuibo,Zhang, Bin. "Water-involving transfer hydrogenation and dehydrogenation of N-heterocycles over a bifunctional MoNi4 electrode". . p. 1983 - 1991. Retrieved 2021/09/02.
• 2、 Duan, Ya-Nan,Du, Xiaoyong,Cui, Zhikai,Zeng, Yiqun,Liu, Yufeng,Yang, Tilong,Wen, Jialin,Zhang, Xumu. "Homogeneous Hydrogenation with a Cobalt/Tetraphosphine Catalyst: A Superior Hydride Donor for Polar Double Bonds and N-Heteroarenes". supporting information. p. 20424 - 20433. Retrieved 2019/12/27.