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ChemicalBook >> CAS DataBase List >>6-Hydroxy-2(1H)-3,4-dihydroquinolinone

6-Hydroxy-2(1H)-3,4-dihydroquinolinone

CAS No.
54197-66-9
Chemical Name:
6-Hydroxy-2(1H)-3,4-dihydroquinolinone
Synonyms
6-HYDROXY-3,4-DIHYDROQUINOLIN-2(1H)-ONE;6-HYDROXY-3,4-DIHYDRO-2(1H)-QUINOLINONE;Q-2;6-HQ;in-2(1H)-one;AURORA KA-4814;6-Hydroxy-2-oxo-1;Cilostazol USP RC A;4-tetrahydroquinoline;Brexpiprazole Impurity 72
CBNumber:
CB9143232
Molecular Formula:
C9H9NO2
Molecular Weight:
163.17
MDL Number:
MFCD02179410
MOL File:
54197-66-9.mol
MSDS File:
SDS
Last updated:2025-01-27 09:38:02

6-Hydroxy-2(1H)-3,4-dihydroquinolinone Properties

Melting point 236-240 °C
Boiling point 424.5±45.0 °C(Predicted)
Density 1.282±0.06 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature
solubility DMSO (Slightly), Methanol (Slightly, Heated)
pka 9.86±0.20(Predicted)
form solid
color White to Almost white
CAS DataBase Reference 54197-66-9(CAS DataBase Reference)
FDA UNII 2C5NDT39OC
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26
WGK Germany  3
Hazard Note  Irritant
HS Code  2933790002
NFPA 704
0
2 0

6-Hydroxy-2(1H)-3,4-dihydroquinolinone price More Price(27)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich PHR2855 Cilostazol Related Compound A pharmaceutical secondary standard, certified reference material 54197-66-9 100MG $485 2024-03-01 Buy
Sigma-Aldrich 1134164 Cilostazol Related Compound A United States Pharmacopeia (USP) Reference Standard 54197-66-9 50mg $828 2024-03-01 Buy
Sigma-Aldrich 675350 6-Hydroxy-3,4-dihydro-2(1H)-quinolinone 97% 54197-66-9 1g $27.1 2023-06-20 Buy
TCI Chemical D3448 3,4-Dihydro-6-hydroxy-2(1H)-quinolinone >98.0%(HPLC)(N) 54197-66-9 5g $53 2024-03-01 Buy
TCI Chemical D3448 3,4-Dihydro-6-hydroxy-2(1H)-quinolinone >98.0%(HPLC)(N) 54197-66-9 25g $160 2024-03-01 Buy
Product number Packaging Price Buy
PHR2855 100MG $485 Buy
1134164 50mg $828 Buy
675350 1g $27.1 Buy
D3448 5g $53 Buy
D3448 25g $160 Buy

6-Hydroxy-2(1H)-3,4-dihydroquinolinone Chemical Properties,Uses,Production

Chemical Properties

6-Hydroxy-2(1H)-3,4-dihydroquinolinone Appearance is white to almost white powder to crystal, Melting point 238°C, Store at -20° C.

Uses

A metabolite of Cilostazole.

22246-13-5
54197-66-9
Synthesis of 6-Hydroxy-2(1H)-3,4-dihydroquinolinone from 6-AMINO-3,4-DIHYDRO-1H-QUINOLIN-2-ONE
Global( 397)Suppliers
Supplier Tel Email Country ProdList Advantage
Dayang Chem (Hangzhou) Co.,Ltd.
+86-0571-88938639 +8617705817739 info@dycnchem.com China 52849 58
Hebei Chuanghai Biotechnology Co,.LTD 		+86-13131129325 sales1@chuanghaibio.com China 5856 58
Capot Chemical Co.,Ltd. 		+86-（0）57185586718 +86-13336195806 sales@capot.com China 29730 60
Shanghai Daken Advanced Materials Co.,Ltd 		+86-2158073036 info@dakenam.com China 19915 58
Beijing Cooperate Pharmaceutical Co.,Ltd 		010-60279497 sales01@cooperate-pharm.com CHINA 1803 55
Henan Tianfu Chemical Co.,Ltd. 		+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21628 55
ATK CHEMICAL COMPANY LIMITED 		+undefined-21-51877795 ivan@atkchemical.com China 33024 60
career henan chemical co 		+86-0371-86658258 +8613203830695 sales@coreychem.com China 29856 58
Changzhou Ansciep Chemical Co., Ltd. 		+86 519 86305871 sales@ansciepchem.com CHINA 4241 58
Shenzhen Nexconn Pharmatechs Ltd 		+86-755-89396905 +86-15013857715 admin@nexconn.com China 10406 58

View Lastest Price from 6-Hydroxy-2(1H)-3,4-dihydroquinolinone manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
6-Hydroxy-2(1H)-3,4-dihydroquinolinone pictures 2025-05-19 6-Hydroxy-2(1H)-3,4-dihydroquinolinone
54197-66-9
 US $0.00-0.00 / g 1g 98 1000 Wuhan Circle Star Chem-medical Technology Co.,Ltd
6-Hydroxy-2(1H)-3,4-dihydroquinolinone pictures 2024-10-11 6-Hydroxy-2(1H)-3,4-dihydroquinolinone
54197-66-9
 US $9.00 / KG 1KG 99.8% 100tons Hebei Chuanghai Biotechnology Co,.LTD
6-Hydroxy-2(1H)-3,4-dihydroquinolinone pictures 2021-07-02 6-Hydroxy-2(1H)-3,4-dihydroquinolinone
54197-66-9
 US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
6-HYDROXY-3,4-DIHYDRO-1H-QUINOLIN-2-ONE TQ(3,4-Dihydro-6-Hydroxy-2(1H)CQuinolinone) TQ(3,4-DIHYDRO-6-HYDROXY-2(1H)QUINOLINONE) Hydroxyl-3,4-dihydrocarbostyril 6-Hydroxy-1,2,3,4-tetrahydro-2-quinolinone, 6-Hydroxy-3,4-dihydrocarbstyril 3,4-Dihydro-2,6-quinolinediol 3,4-Dihydro-6-hydroxyquinoline-2(1H)-one 6-Hydroxy-3,4-dihydroquinoline-2(1H)-one AURORA KA-4814 2(1H)-Quinolinone, 3,4-dihydro-6-hydroxy- 6-Hydroxy-3,4-dihydro-2(1H)-quinolinone,6-Hydroxy-1,2,3,4-tetrahydro-2-quinolinone, 6-Hydroxy-3,4-dihydrocarbstyril 4-tetrahydroquinoline 6-Hydroxy-2-oxo-1 Cilostazol Related Compound A (50 mg) (6-hydroxy-3,4-dihydro-1H-quinolin-2-one) 6-Hydroxy-3,4-dihydro-2(1H)-quinolinone 6-Hydroxy-2-oxo-1,2,3,4-tetrahydroquinoline Cilostazol Related CoMpound A 6-hydroxy-3,4-dihydroquinazolone (Cilostazol) 6-Hydroxy-3,4-dihydro-2(1H)-quinolinone 6-Hydroxy-3,4-dihydro-2(1H)-quinolinone 97% 3,4-Dihydro-6-hydroxy-2(1H)-quinolinone 3,4-DIHYDRO-6-HYDROXYQUINOLINONE 3,4-DIHYDRO-6-HYDROXY-2(1H)-QUINOLINONE 6-HYDROXY-2-OXO-1,2,3,4-TETRAHYDROQUINOLINE (6-HQ) 6-Hydroxyl-3.4-dihydro-2-(1H)-quinolinone Intermediate of Cilostazol 6-HYDROXY-3,4-DIHYDRO-2-QUINOLINONE 6-HYDROXY-3,4-DIHYDROCARBOSTYRIL 6-HYDROXY-3,4-DIHYDROCARBSTYRIL 6-HYDROXY-2-OXO-1,2,3,4-TETRAHYDROQUINOLINE 6-HYDROXY-3,4-DIHYDROQUINOLONE 3,4-Dihydro-6-hydroxycarbostyril 3,4-Dihydro-6-hydroxy-carbostyril 6-Hydroxy-2-oxo-1,2,3,4-tetrahydroquinolin 6-Hydroxy-3,4-dihydro-1H-quinoline-2-one 3,4-Dihydro-6-hydroxyquinolin-2(1H)-one 6-HYDROXY-2(1H)-3,4-DIHYDROQUINOLINONE CILOSTAZOL INTERMEDIATE 6-HIDROXY-2(1H)-3,4-DIHYDROQUINOLINONE 6-HYDRO-2(1H)-3,4-DIHYDROQUINOLINONE 6-Hydroxy-1,3,4-trihydroquinolin-2-one 6-HYDROXY-1,2,3,4-TETRAHYDRO-2-QUINOLINONE 6-HYDROXY-2(1H)-3,4-DIHYDROQUINOLINONE 6-HQ 6-HYDROXYL-3,4-DIHYDROCARBOSTYRIL The intermediate of Cilostazol 3,4-Dihydro-6-hydroxy-2-(IH)-quinolinone 6-Hydroxy-1,2,3,4-tetrahydro-2-oxoquinoline Hydroxyl-3,4-Dihydrocarbostyril(ForCilostazol) Q-2 3,4-Dihydro-6-hydroxycarbostyril-2(1H)quinolinone Cilostazol USP Related Compound A Brexpiprazole Impurity 72 6-Hydroxy-3,4-Dihydroquinolinone(For Cilostazol) 3,4-Dihydro-6-hydroxyquinolin-2(1H)-one 98% 1,2,3,4-Tetrahydro-6-hydroxy-2-oxoquinoline 6-Hydroxy-2(1H)-3,4-dihydroquinolinone (Cilostazol) 6-Hydroxy-3,4-dihydro-1H-quinolin-2 3,4-Dihydro-6-hydroxy-2(1H)-quinolinone> 6-hydroxy-3,4-dihydroquinoL