Coumarin Chemical Properties 

Melting point  68-73 °C(lit.)

 

Boiling point  298 °C(lit.)

 

density  0.935 

vapor pressure  0.01 mm Hg ( 47 °C)

 

Fp  162 °C 

storage temp.  Refrigerator 

solubility  1.7g/l 

form  Crystals or Crystalline Powder 

color  White 

PH Range Non' uorescence (9.5) to light green ' uorescence (10.5) 

Water Solubility  1.7 g/L (20 ºC) 

λmax 275nm 

Merck  14,2562 

BRN  383644 

Major Application color filter, organic electroluminescent devices, liquid crystal displays, field emission displays, inks, nickel plating, detergents, deodorant for shoes, petroleum products, cigarettes, personal care products, cosmetics, sunscreen cream, perfumes, nucleic acid sequencing, antiinflammatory agent, treatment of cancer, neurotransmission disorders, bleeding disorders, cerebrovascular disease, thrombosis, hemorrhoids, rheumatic disease, arthritic disease, epilepsy, vaginitis, painkiller, teeth whitening agent, skin whitening agent, wound healing promoter 

CAS DataBase Reference 91-64-5(CAS DataBase Reference) 

NIST Chemistry Reference Coumarin(91-64-5) 

EPA Substance Registry System 2H-1-Benzopyran- 2-one(91-64-5) 

 Safety Information 

Hazard Codes  Xn 

Risk Statements  22-40-36/37/38-20/21/22-43 

Safety Statements  36-36/37-26 

RIDADR  UN 2811 6.1/PG 3

 

WGK Germany  1

 

RTECS  GN4200000

 

TSCA  Yes 

HazardClass  6.1 

PackingGroup  III 

Hazardous Substances Data 91-64-5(Hazardous Substances Data)