7-Hydroxy-4-methylcoumarin(90-33-5), also called 4-Methylumbelliferone, exists as off-white to yellow crystals. 7-Hydroxy-4-methylcoumarin(90-33-5) is slightly soluble in water.
Molecular Structure:
Molecular Formula: C
10H
8O
3.
Molecular Weight: 176.17.
Melting Point: 188.5-190 ℃(lit.)
7-Hydroxy-4-methylcoumarin(90-33-5) is mainly used as pharmaceutical intermediates. 7-Hydroxy-4-methylcoumarin(90-33-5) is a cholagogue and the intermediate of sodium cromoglicate that is a antiallergic agent.
Irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Hazard Codes:
Xi,Xn
Risk Statements: 36/37/38-20/21/22
36/37/38: Irritating to eyes, respiratory system and skin
20/21/22: Harmful by inhalation, in contact with skin and if swallowed
Safety Statements: 26-37/39-36
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
37/39: Wear suitable gloves and eye/face protection
36: Wear suitable protective clothing
WGK Germany: 2
RTECS: GN7000000
Hazard Note: Irritant