Basic information Safety Related Supplier
Coumarin 337 Structure

Coumarin 337

Chemical Properties

Melting point 250 °C (dec.)(lit.)
Boiling point 409.5°C (rough estimate)
Density  1.1262 (rough estimate)
refractive index  1.6240 (estimate)
pka 5.14±0.40(Predicted)
form  powder to crystal
color  Light yellow to Brown
λmax 442nm(EtOH)(lit.)
EPA Substance Registry System 1H,5H,11H-[1]Benzopyrano[6,7,8-ij]quinolizine-10-carbonitrile, 2,3,6,7-tetrahydro-11-oxo- (55804-68-7)

Safety Information

Hazard Codes  Xn
Risk Statements  36/37/38-20/21/22
Safety Statements  37/39-26
WGK Germany  3
HS Code  29322985

MSDS

Usage And Synthesis

Coumarin 337 Supplier