ChemicalBook > CAS DataBase List > 4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID

4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID

Product Name
4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID
CAS No.
13721-01-2
Chemical Name
4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID
Synonyms
AURORA 17733;TIMTEC-BB SBB000272;VX770-INTERMEDIATES;Ivacaftor impurities11;IvacaftorIntermediateB;4-Quinolone-3-carboxylic acid;4-Quinolone-3-carboxylic acid-D4;4-oxo-1H-quinoline-3-carboxylic acid;1,2-Dihydro-4-oxo-quinoline-3-carboxyl;4-Oxo-1,4-dihydroquinoline-3-carboxylic
CBNumber
CB4196556
Molecular Formula
C10H7NO3
Formula Weight
189.17
MOL File
13721-01-2.mol
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4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID Property

Melting point:
269-270℃
Boiling point:
358℃
Density 
1.429
Flash point:
171℃
storage temp. 
Sealed in dry,Room Temperature
solubility 
DMSO (Slightly), Methanol (Slightly)
pka
0.80±0.20(Predicted)
form 
Solid
color 
Off-White to Light Yellow
λmax
310nm(DMSO)(lit.)
InChI
InChI=1S/C10H7NO3/c12-9-6-3-1-2-4-8(6)11-5-7(9)10(13)14/h1-5H,(H,11,12)(H,13,14)
InChIKey
ILNJBIQQAIIMEY-UHFFFAOYSA-N
SMILES
N1C2=C(C=CC=C2)C(=O)C(C(O)=O)=C1
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Safety

Hazard Codes 
Xi,Xn
Risk Statements 
22
HS Code 
2933.99.8290
HazardClass 
IRRITANT
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TCI Chemical
Product number
D4881
Product name
1,4-Dihydro-4-oxoquinoline-3-carboxylic Acid
Purity
>98.0%(HPLC)(T)
Packaging
1g
Price
$34
Updated
2025/07/31
TCI Chemical
Product number
D4881
Product name
1,4-Dihydro-4-oxoquinoline-3-carboxylic Acid
Purity
>98.0%(HPLC)(T)
Packaging
5g
Price
$134
Updated
2025/07/31
TRC
Product number
O855400
Product name
4-Oxo-1,4-dihydroquinolineCarboxylicAcid
Packaging
50g
Price
$1190
Updated
2021/12/16
Matrix Scientific
Product number
020266
Product name
4-Oxo-1,4-dihydroquinoline-3-carboxylic acid
Packaging
1g
Price
$32
Updated
2021/12/16
ChemScene
Product number
CS-M2264
Product name
3-Quinolinecarboxylicacid,1,4-dihydro-4-oxo-
Purity
≥97.0%
Packaging
10g
Price
$56
Updated
2021/12/16
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4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID Chemical Properties,Usage,Production

Uses

4-Oxo-1,4-dihydroquinoline Carboxylic Acid is a novel HIV-1 integrase strand transfer inhibitor.

Synthesis

26892-90-0

13721-01-2

General procedure for the synthesis of 4-oxo-1,4-dihydroquinoline-3-carboxylic acid from ethyl 4-hydroxyquinoline-3-carboxylate: ethyl 4-hydroxyquinoline-3-carboxylate (15 g, 69 mmol) was suspended in 2N sodium hydroxide solution (150 mL), and the reaction was stirred under refluxing conditions for 2 hours. After completion of the reaction, the mixture was cooled to room temperature and filtered to remove insoluble material. The filtrate was acidified to pH 4 with 2N hydrochloric acid and a white precipitate was precipitated. The precipitate was collected by filtration, washed several times with deionized water and finally dried under vacuum to afford 4-oxo-1,4-dihydroquinoline-3-carboxylic acid as a light white solid (10.5 g, 92% yield). The product was characterized by 1H NMR (DMSO-d6): δ 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, J=8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J=8.4 Hz, 1H), 7.60 (m, 1H).

References

[1] Patent: US2008/90864, 2008, A1. Location in patent: Page/Page column 7
[2] Patent: WO2007/79139, 2007, A2. Location in patent: Page/Page column 46; 47
[3] Patent: US2012/309758, 2012, A1. Location in patent: Page/Page column 61
[4] Patent: US2015/231142, 2015, A1. Location in patent: Paragraph 0352
[5] Patent: WO2018/64632, 2018, A1. Location in patent: Paragraph 00215; 00216

4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

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4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID Suppliers

Hangzhou Read Chemical Co., Ltd
Tel
15306818081 15372061639;
Fax
0571-87234255
Email
sales@freemindpharm.com
Country
China
ProdList
56
Advantage
58
Hangzhou Xinbaisi Biomedical Co., Ltd.
Tel
13325818654
Fax
057188737015
Email
zhsj@synbestech.com
Country
China
ProdList
249
Advantage
58
Nanjing Hengweisheng Pharmaceutical Technology Co., Ltd
Tel
19941530336
Email
3991044086@qq.com
Country
China
ProdList
691
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58
J & K SCIENTIFIC LTD.
Tel
18210857532; 18210857532
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
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TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24529
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81
Energy Chemical
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021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44801
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Wuhan Chemwish Technology Co., Ltd
Tel
86-027-67849912
Fax
86-027-87531808
Email
sales@chemwish.com
Country
China
ProdList
35896
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56
Adamas Reagent, Ltd.
Tel
400-6009262 16621234537
Fax
021-64823266
Email
chenyj@titansci.com
Country
China
ProdList
14101
Advantage
59
Shanghai Hanhong Scientific Co.,Ltd.
Tel
021-54306202 13764082696
Email
info@hanhongsci.com
Country
China
ProdList
42934
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64
Chemsky(shanghai)International Co.,Ltd.
Tel
021-50135380
Email
shchemsky@sina.com
Country
China
ProdList
32321
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50
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View Lastest Price from 4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID manufacturers

Hebei Chuanghai Biotechnology Co., Ltd
Product
4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID 13721-01-2
Price
US $10.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10 mt
Release date
2024-12-02
Shaanxi Dideu New Materials Co. Ltd
Product
4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID 13721-01-2
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
98.0%
Supply Ability
10000KGS
Release date
2024-11-14
Zhuozhou Wenxi import and Export Co., Ltd
Product
4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID 13721-01-2
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-07-11

13721-01-2, 4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACIDRelated Search:


  • 1,4-DIHYDRO-4-OXO-QUINOLINE-3-CARBOXYLIC ACID
  • 4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID
  • AURORA 17733
  • TIMTEC-BB SBB000272
  • 1,2-Dihydro-4-oxo-quinoline-3-carboxylic acid
  • 4-Oxo-1,4-dihydroquinoline Carboxylic Acid
  • 3-Quinolinecarboxylic acid, 1,4-dihydro-4-oxo-
  • 4-oxo-1,4-dihydro-3-quinolinecarboxylic acid
  • 1,4-Dihydro-4-oxo-3-quinolinecarboxylic acid
  • 4-Quinolone-3-carboxylic acid
  • VX770-INTERMEDIATES
  • 1,4-Dihydro-4-oxoquinoline-3-carboxylicAcid&gt
  • 4-Oxo-1,4-dihydroquinoline-3-carboxylicaci
  • 4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID ISO 9001:2015 REACH
  • 1,4-DIHYDRO-4-OXO-QUINOLINE-3-Carboxylic Acid (CAS-13721-01-2)
  • 4-Quinolone-3-carboxylic acid-D4
  • 4-oxo-1H-quinoline-3-carboxylic acid
  • 4-oxo-1,4-dihydroquinoline-3-carboxylic acid (USDMF No. 33616)
  • Ivacaftor impurities11
  • 1,2-Dihydro-4-oxo-quinoline-3-carboxyl
  • 4-Oxo-1,2-dihydro-quinoline-3-carboxylic acid
  • 4-Oxo-1,4-dihydroquinoline-3-carboxylic
  • 4-Oxo-1,4-dihydro-quinoline-3- carboxylic acid (Ivacaftor intermediate)
  • IvacaftorIntermediateB
  • 13721-01-2
  • VX770
  • Intermediate