4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid

Modify Date: 2024-01-10 12:16:09

4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid Structure
4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid structure
Common Name 4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid
CAS Number 18559-42-7 Molecular Weight 204.18200
Density 1.42g/cm3 Boiling Point 412ºC at 760 mmHg
Molecular Formula C10H8N2O3 Melting Point N/A
MSDS N/A Flash Point 202.9ºC

 Names

Name 4-methyl-3-oxoquinoxaline-2-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.42g/cm3
Boiling Point 412ºC at 760 mmHg
Molecular Formula C10H8N2O3
Molecular Weight 204.18200
Flash Point 202.9ºC
Exact Mass 204.05300
PSA 72.19000
LogP 0.63170
Vapour Pressure 1.59E-07mmHg at 25°C
Index of Refraction 1.661

 Safety Information

HS Code 2933990090

 Synthetic Route

~10%

4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid Structure

4-Methyl-3-oxo-...

CAS#:18559-42-7

Literature: KUMIAI CHEMICAL INDUSTRY CO., LTD.; IHARA CHEMICAL INDUSTRY CO., LTD. Patent: EP2174934 A1, 2010 ; Location in patent: Page/Page column 174 ;

~%

4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid Structure

4-Methyl-3-oxo-...

CAS#:18559-42-7

Literature: Chemische Berichte, , vol. 68, p. 2262,2266

~%

4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid Structure

4-Methyl-3-oxo-...

CAS#:18559-42-7

Literature: Journal of the Chemical Society, , p. 3379,3380,3381

~%

4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid Structure

4-Methyl-3-oxo-...

CAS#:18559-42-7

Literature: Chemische Berichte, , vol. 87, p. 1119,1123

~%

4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid Structure

4-Methyl-3-oxo-...

CAS#:18559-42-7

Literature: Journal of the Chemical Society, , p. 3379,3380,3381

~%

4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid Structure

4-Methyl-3-oxo-...

CAS#:18559-42-7

Literature: Chemische Berichte, , vol. 87, p. 1119,1123

~%

4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid Structure

4-Methyl-3-oxo-...

CAS#:18559-42-7

Literature: Chemische Berichte, , vol. 68, p. 2262,2266

~%

4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid Structure

4-Methyl-3-oxo-...

CAS#:18559-42-7

Literature: Chemische Berichte, , vol. 67, p. 1409,1412

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

1,2-Dihydro-1-methyl-2-keto-3-chinoxalincarbonsaeure
4-Methyl-3-oxo-3,4-dihydro-chinoxalin-2-carbonsaeure
3,4-Dihydro-4-methyl-3-oxo-chinoxalin-2-carbonsaeure
4-Methyl-3-oxo-3,4-dihydro-quinoxaline-2-carboxylic acid
3-Oxo-4-methyl-3,4-dihydro-chinoxalin-carbonsaeure-(2)
3,4-Dihydro-4-methyl-3-oxo-2-quinoxalinecarboxylic acid
1-methyl-2-oxo-1,2-dihydroquinoxaline-3-carboxylic acid
4-methyl-3-oxo-4-hydroquinoxaline-2-carboxylic acid