5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID

Modify Date: 2025-09-02 11:12:41

5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID Structure
5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID structure
 Common Name 5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID
CAS Number 335640-50-1 Molecular Weight 253.63900
Density 1.644g/cm3 Boiling Point 396.6ºC at 760mmHg
Molecular Formula C11H8ClNO4 Melting Point N/A
MSDS N/A Flash Point 193.7ºC

 Names

Name 5-chloro-4-hydroxy-1-methyl-2-oxoquinoline-3-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.644g/cm3
Boiling Point 396.6ºC at 760mmHg
Molecular Formula C11H8ClNO4
Molecular Weight 253.63900
Flash Point 193.7ºC
Exact Mass 253.01400
PSA 79.53000
LogP 1.59570
Index of Refraction 1.691

 Safety Information

HS Code 2933790090

 Synthetic Route

3-Quinolinecarboxylic acid, 5-chloro-1,2-dihydro-4-hydroxy-1-Methyl-2-oxo-, Methyl ester structure

3-Quinolinecarb...

CAS#:637027-41-9

~97%

5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID Structure

5-CHLORO-1,2-DI...

CAS#:335640-50-1

Literature: Wennerberg, Johan; Bjoerk, Anders; Fristedt, Tomas; Granquis, Bo; Jansson, Karl; Thuvesson, Ingela Organic Process Research and Development, 2007 , vol. 11, # 4 p. 674 - 680
ETHYL-5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLATE structure

ETHYL-5-CHLORO-...

CAS#:248282-10-2

~91%

5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID Structure

5-CHLORO-1,2-DI...

CAS#:335640-50-1

Literature: Joensson, Stig; Andersson, Gunnar; Fex, Tomas; Fristedt, Tomas; Hedlund, Gunnar; Jansson, Karl; Abramo, Lisbeth; Fritzson, Ingela; Pekarski, Olga; Runstroem, Anna; Sandin, Helena; Thuvesson, Ingela; Bjoerk, Anders Journal of Medicinal Chemistry, 2004 , vol. 47, # 8 p. 2075 - 2088
6-Chloro-isatoic anhydride structure

6-Chloro-isatoi...

CAS#:20829-96-3

~%

5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID Structure

5-CHLORO-1,2-DI...

CAS#:335640-50-1

Literature: Wennerberg, Johan; Bjoerk, Anders; Fristedt, Tomas; Granquis, Bo; Jansson, Karl; Thuvesson, Ingela Organic Process Research and Development, 2007 , vol. 11, # 4 p. 674 - 680
2-Amino-6-chlorobenzoic acid structure

2-Amino-6-chlor...

CAS#:2148-56-3

~%

5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID Structure

5-CHLORO-1,2-DI...

CAS#:335640-50-1

Literature: Wennerberg, Johan; Bjoerk, Anders; Fristedt, Tomas; Granquis, Bo; Jansson, Karl; Thuvesson, Ingela Organic Process Research and Development, 2007 , vol. 11, # 4 p. 674 - 680
5-Chloro-1-methyl-1H-benzo[d][1,3]oxazine-2,4-dione structure

5-Chloro-1-meth...

CAS#:40707-01-5

~%

5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID Structure

5-CHLORO-1,2-DI...

CAS#:335640-50-1

Literature: Wennerberg, Johan; Bjoerk, Anders; Fristedt, Tomas; Granquis, Bo; Jansson, Karl; Thuvesson, Ingela Organic Process Research and Development, 2007 , vol. 11, # 4 p. 674 - 680

 Customs

HS Code 2933790090
Summary 2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

 Synonyms

3-Quinolinecarboxylicacid,5-chloro-1,2-dihydro-4-hydroxy-1-methyl-2-oxo
5-chloro-1,2-dihydro-4-hydroxy-1-methyl-2-oxo-3-quinolinecarboxylic acid
5-chloro-1,2-dihydro-4-hydroxy-1-methyl-2-oxo-quinoline-3-carboxylic acid
1,2-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxo-quinoline-3-carboxylic acid
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Chemsrc provides CAS#:335640-50-1 MSDS, density, melting point, boiling point, structure, etc. Its name is 5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID>> amp version: 5-CHLORO-1,2-DIHYDRO-4-HYDROXY-1-METHYL-2-OXO-3-QUINOLINE CARBOXYLIC ACID

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