IUPAC Name: 2-Hydroxy-1-methylquinolin-4-one
Synonyms of 4-Hydroxy-1-methyl-2(1H)-quinolone (CAS NO.1677-46-9): 1-Methyl-4-hydroxy-2-chinolinon ; 1-Methyl-4-hydroxy-2-chinolon ; 1-Methyl-4-hydroxycarbostyril ; 4-Hydroxy-1-methyl-2(1H)-quinolinone ; 4-Hydroxy-1-methylcarbostyril ; N-Methyl-4-hydroxykarbostyril ; 2(1H)-Quinolinone, 4-hydroxy-1-methyl- ; Carbostyril, 4-hydroxy-1-methyl-
Product Categories: Intermediates of Dyes and Pigments;Building Blocks;Heterocyclic Building Blocks;Quinolines
CAS NO: 1677-46-9
Molecular Formula: C10H9NO2
Molecular Weight : 175.184
Molecular Structure:
EINECS:216-830-3
H bond acceptors: 3
H bond donors: 1
Freely Rotating Bonds: 1
Polar Surface Area: 40.54Å2
Index of Refraction: 1.647
Molar Refractivity: 48.022 cm3
Molar Volume: 132.088 cm3
Surface Tension: 58.289 dyne/cm
Density: 1.326 g/cm3
Flash Point: 133.756 °C
Enthalpy of Vaporization: 56.752 kJ/mol
Boiling Point: 297.555 °C at 760 mmHg
Vapour Pressure: 0.001 mmHg at 25°C
Melting Point: 269-271 °C(lit.)
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LD50 | intravenous | 180mg/kg (180mg/kg) | U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#01354, |
Reported in EPA TSCA Inventory.
Hazard Codes: Xi
Risk Statements: 36/37/38
R36/37/38: 4-Hydroxy-1-methyl-2(1H)-quinolone (CAS NO.1677-46-9) is irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.
WGK Germany: 3
RTECS: FG7350000
Hazard Note: Irritant
Poison by intravenous route.4-Hydroxy-1-methyl-2(1H)-quinolone (CAS NO.1677-46-9) is mildly toxic by ingestion. An eye irritant. When heated to decomposition it emits toxic fumes of NOx.
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