8-HYDROXY-3,4-DIHYDRO-2-QUINOLINONE

8-HYDROXY-3,4-DIHYDRO-2-QUINOLINONE Structure
CAS No.
52749-50-5
Chemical Name:
8-HYDROXY-3,4-DIHYDRO-2-QUINOLINONE
Synonyms
8-hydroxy-3,4-dihydroquinolin-2(1H)-one;3,4-Dihydro-8-hydroxy-2(1H)-quinolinone;Aripiprazole Impurity 5;Brexpiprazole Impurity 71;AripiprazoleImpurityA

;Aripiprazole impurities1789;Brexpiprazole Dimer Impurity 15;8-Hydroxy-3,4-dihydrocarbostyril;8-Hydroxy-3,4-dihydroquinolin-2(1H);8-Hydroxy-2(1H)-3,4-dihydroquinolinone
CBNumber:
CB71011862
Molecular Formula:
C9H9NO2
Molecular Weight:
163.17
MOL File:
52749-50-5.mol
MSDS File:
SDS
Modify Date:
2025/1/27 9:38:02

8-HYDROXY-3,4-DIHYDRO-2-QUINOLINONE Properties

Melting point 196 °C
Boiling point 381.9±42.0 °C(Predicted)
Density 1.282±0.06 g/cm3(Predicted)
storage temp. 2-8°C
solubility DMSO (Slightly), Methanol (Slightly)
form Solid
pka 9.22±0.20(Predicted)
color Pale Yellow

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338

8-HYDROXY-3,4-DIHYDRO-2-QUINOLINONE Chemical Properties,Uses,Production

Uses

8-Hydroxy-3,4-dihydro-2(1H)-quinolinone is used in the studies of salvianolic acid B metabolites. Aripiprazole Impurity 5

8-HYDROXY-3,4-DIHYDRO-2-QUINOLINONE Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 78)Suppliers
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8-Hydroxy-2(1H)-3,4-dihydroquinolinone Aripiprazole Impurity 5 8-Hydroxy-3,4-dihydrocarbostyril 8-Hydroxy-3,4-dihydroquinolin-2(1H) 8-hydroxy-1,2,3,4-tetrahydroquinolin-2-one N1-(2-chloroethyl)-N2-(2,3-dichlorophenyl)ethane-1,2-diamine Aripiprazole Impurity:3,4-Dihydro-8-hydroxyquinolin-2(1H)-one Brexpiprazole Impurity 71 2(1H)-Quinolinone, 3,4-dihydro-8-hydroxy- Aripiprazole impurities1789 8-hydroxy-3,4-dihydroquinolin-2(1H)-one 3,4-Dihydro-8-hydroxy-2(1H)-quinolinone Brexpiprazole Dimer Impurity 15 AripiprazoleImpurityA

8-Hydroxy-3,4-dihydroquinolin-2(1H)-one 52749-50-5