ChemicalBook--->CAS DataBase List--->17635-21-1

17635-21-1

17635-21-1 Structure

17635-21-1 Structure
IdentificationMore
[Name]

2,3,6-TRIMETHYLQUINOXALINE
[CAS]

17635-21-1
[Synonyms]

2,3,6-TRIMETHYLQUINOXALINE
2,3,7-TRIMETHYLQUINOXALINE
2,3,6-trimethyl-quinoxalin
EINECS 241-618-2
[EINECS(EC#)]

241-618-2
[Molecular Formula]

C11H12N2
[MDL Number]

MFCD00047593
[Molecular Weight]

172.23
[MOL File]

17635-21-1.mol
Chemical PropertiesBack Directory
[Melting point ]

91-94℃
[Boiling point ]

278℃
[density ]

1.084
[Fp ]

114℃
[storage temp. ]

Sealed in dry,Room Temperature
[Appearance]

White to off-white Solid
[CAS DataBase Reference]

17635-21-1(CAS DataBase Reference)
[EPA Substance Registry System]

Quinoxaline, 2,3,6-trimethyl- (17635-21-1)
Safety DataBack Directory
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
[TSCA ]

Yes
[HS Code ]

2933998090
Well-known Reagent Company Product InformationBack Directory
[Alfa Aesar]

2,3,6-Trimethylquinoxaline, 97%(17635-21-1)
Hazard InformationBack Directory
[Synthesis]

3,4-Diaminotoluene

496-72-0

2,3-Butanedione

431-03-8

2,3,6-TRIMETHYLQUINOXALINE

17635-21-1

To a round-bottomed flask equipped with a magnetic stirrer and a reflux condenser tube were added 3,4-diaminotoluene (1.0 mmol), 2,3-butanedione (1.0 mmol) and a catalyst (Cu(II)DiAmSar/SBA-15, 0.005 g). The reaction mixture was heated at 100 °C for an appropriate time and the reaction process was monitored by silica gel thin layer chromatography (TLC). After completion of the reaction, the reaction mixture was cooled and the crude product was purified by column chromatography or crystallization to give 2,3,6-trimethylquinoxaline. The spectral and physical data of the obtained product were in agreement with the reference sample and data reported in the literature.

[References]

[1] Transition Metal Chemistry, 2010, vol. 35, # 1, p. 49 - 53
[2] Bulletin of the Korean Chemical Society, 2011, vol. 32, # 1, p. 213 - 218
[3] Catalysis Letters, 2013, vol. 143, # 8, p. 853 - 861
[4] Chinese Journal of Catalysis, 2015, vol. 36, # 8, p. 1379 - 1386
[5] Journal of the Iranian Chemical Society, 2016, vol. 13, # 8, p. 1517 - 1524
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