1-Methyl-2-oxo-1,2-dihydro-4-hydroxyquinoline
[CAS# 1677-46-9]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Quinoline compound
• Name: 1-Methyl-2-oxo-1,2-dihydro-4-hydroxyquinoline
• Synonyms: 1-Methyl-4-hydroxy-2(1H)-quinolinone; 1-Methyl-4-hydroxy-2-quinolone; 1-Methyl-4-hydroxycarbostyril; 4-Hydroxy-1-methyl-2(1H)-quinolone; 4-Hydroxy-1-methyl-2-quinolinone; 4-Hydroxy-1-methyl-2-quinolone; 4-Hydroxy-1-methylcarbostyril
• Molecular Formula: C₁₀H₉NO₂
• Molecular Weight: 175.18
• CAS Registry Number: 1677-46-9
• EC Number: 216-830-3

Properties

• Density: 1.326

Safety Data

• Hazard Symbols: Xi
• Risk Statements: R36/37/38
• Safety Statements: S26;S36

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335