1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

Modify Date: 2024-01-11 00:05:52

1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Structure
1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid structure
 Common Name 1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
CAS Number 18471-99-3 Molecular Weight 203.19400
Density 1.378g/cm3 Boiling Point 345.9ºC at 760 mmHg
Molecular Formula C11H9NO3 Melting Point N/A
MSDS N/A Flash Point 163ºC

 Names

Name 1-methyl-4-oxoquinoline-3-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.378g/cm3
Boiling Point 345.9ºC at 760 mmHg
Molecular Formula C11H9NO3
Molecular Weight 203.19400
Flash Point 163ºC
Exact Mass 203.05800
PSA 59.30000
LogP 1.23670
Vapour Pressure 2.26E-05mmHg at 25°C
Index of Refraction 1.631

 Safety Information

Hazard Codes Xi
HS Code 2933499090

 Synthetic Route

4-Chloro-3-methoxycarbonyl-1-methylquinolinium hexafluorophosphate structure

4-Chloro-3-meth...

CAS#:105576-74-7

~98%

1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Structure

1-Methyl-4-oxo-...

CAS#:18471-99-3

Literature: Meth-Cohn Synthesis, 1986 , vol. NO. 1, p. 76 - 78
diethyl 2-[(methyl-phenyl-amino)methylidene]propanedioate structure

diethyl 2-[(met...

CAS#:37041-15-9

~%

1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Structure

1-Methyl-4-oxo-...

CAS#:18471-99-3

Literature: Golub, Andriy G.; Yakovenko, Olexander Ya.; Bdzhola, Volodymyr G.; Sapelkin, Vladislav M.; Zien, Piotr; Yarmoluk, Sergiy M. Journal of Medicinal Chemistry, 2006 , vol. 49, # 22 p. 6443 - 6450
N-Methylaniline structure

N-Methylaniline

CAS#:100-61-8

~%

1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Structure

1-Methyl-4-oxo-...

CAS#:18471-99-3

Literature: Golub, Andriy G.; Yakovenko, Olexander Ya.; Bdzhola, Volodymyr G.; Sapelkin, Vladislav M.; Zien, Piotr; Yarmoluk, Sergiy M. Journal of Medicinal Chemistry, 2006 , vol. 49, # 22 p. 6443 - 6450
Ethyl 4-hydroxyquinoline-3-carboxylate structure

Ethyl 4-hydroxy...

CAS#:26892-90-0

methyl iodide structure

methyl iodide

CAS#:74-88-4

~%

1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Structure

1-Methyl-4-oxo-...

CAS#:18471-99-3

Literature: Drummond; Lahey Austral. J. scient. Res., 1949 , vol. 2, p. 630,634
N-Methylformanilide structure

N-Methylformanilide

CAS#:93-61-8

~%

1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Structure

1-Methyl-4-oxo-...

CAS#:18471-99-3

Literature: Meth-Cohn Synthesis, 1986 , vol. NO. 1, p. 76 - 78
Ethyl 4-hydroxyquinoline-3-carboxylate structure

Ethyl 4-hydroxy...

CAS#:26892-90-0

Dimethyl sulfate structure

Dimethyl sulfate

CAS#:77-78-1

~%

1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Structure

1-Methyl-4-oxo-...

CAS#:18471-99-3

Literature: Drummond; Lahey Austral. J. scient. Res., 1949 , vol. 2, p. 630,634
1,2-dihydroxy-4-methyl-4H-cyclopenta[b]quinoline-3,9-dione structure

1,2-dihydroxy-4...

CAS#:858422-15-8

~%

1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Structure

1-Methyl-4-oxo-...

CAS#:18471-99-3

Literature: Crow; Price Australian Journal of Scientific Research, Series A: Physical Sciences, 1949 , vol. 2, p. 282,300
1,2-dihydroxy-4-methyl-4H-cyclopenta[b]quinoline-3,9-dione structure

1,2-dihydroxy-4...

CAS#:858422-15-8

nitric acid structure

nitric acid

CAS#:7697-37-2

~%

1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Structure

1-Methyl-4-oxo-...

CAS#:18471-99-3

Literature: Crow; Price Australian Journal of Scientific Research, Series A: Physical Sciences, 1949 , vol. 2, p. 282,300
9(10H)-Acridinone,1,2,3,4-tetramethoxy-10-methyl- structure

9(10H)-Acridino...

CAS#:517-73-7

nitric acid structure

nitric acid

CAS#:7697-37-2

~%

1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Structure

1-Methyl-4-oxo-...

CAS#:18471-99-3

Literature: Price Austral.J.scient.Res., 1949 , vol. 2, p. 272,276

 Customs

HS Code 2933499090
Summary 2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

1-Methyl-4-oxo-1,4-dihydro-chinolin-3-carbonsaeure
1-methyl-3-quinolinecarboxylic acid-4-one
1-methyl-4-quinolone-3-carboxylic acid
1-methyl-4-oxo-1,4-dihydro-3-quinolinecarboxylic acid
1-methyl-4-oxohydroquinoline-3-carboxylic acid
1-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
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Chemsrc provides CAS#:18471-99-3 MSDS, density, melting point, boiling point, structure, etc. Its name is 1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid>> amp version: 1-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

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