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Coumarin cas no:91-64-5

Synonyms: 2H-1-Benzopyran-2-one; COUMARINE; 1-Benzopyran-2-one; 1,2-Benzopyrone; Chromen-2-one; O-Oxy-Cinnamic Lactone

Identification
NameCoumarin
CAS91-64-5
Synonyms2H-1-Benzopyran-2-one; COUMARINE; 1-Benzopyran-2-one; 1,2-Benzopyrone; Chromen-2-one; O-Oxy-Cinnamic Lactone
EINECS(EC#)202-086-7
Molecular FormulaC9H6O2
Molecular Weight146.14
Chemical Properties
Appearancewhite crystalline solid
refractive index1.594
storage tempRefrigerator
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass6.1
Safety Data

Hazard Xn:Harmful
Risk R20/21/22;R36/37/38;R40
Safety Hazard Codes:Xn
Risk Statements:22-40-36/37/38-20/21/22-43
22:Harmful if swallowed
40:Limited evidence of a carcinogenic effect
36/37/38:Irritating to eyes, respiratory system and skin
20/21/22:Harmful by inhalation, in contact with skin and if swallowed
43:May cause sensitization by skin contact
Safety Statements:36-36/37-26
36:Wear suitable protective clothing
36/37:Wear suitable protective clothing and gloves
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
RIDADR:UN 2811 6.1/PG 3
WGK Germany:1
HazardClass:6.1
PackingGroup:III

Toxicity
SYMPTOMS: Exposure to Coumarin may cause narcosis. It may also cause irritation and liver damage.

supplier list

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Address: NO.333 Taiping South Road Nanjing China
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Address: 58, Nanjing Road, Tianjin 300042,
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Address: rue Jaquard Zone Industrielle Lyon, Nord, PO Box 62, Genay F-69730,

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