Coumarin 7 , 98% , 27425-55-4

Synonym(s):
3-(2-Benzimidazolyl)-7-(diethylamino)coumarin

CAS NO.：27425-55-4

Empirical Formula: C20H19N3O2

Molecular Weight: 333.38

MDL number: MFCD00051348

EINECS: 248-451-4

PRODUCT Properties

• Melting point: 234-237 °C(lit.)
• Boiling point: 470.35°C (rough estimate)
• Density: 1.2071 (rough estimate)
• refractive index: 1.6200 (estimate)
• storage temp.: -20°C
• solubility: DMF: 1 mg/ml; DMSO: 1 mg/ml; Ethanol: insol; PBS (pH 7.2): insol
• form: Powder
• pka: 10.83±0.10(Predicted)
• color: Bright yellow
• LogP: 3.68
• CAS DataBase Reference: 27425-55-4(CAS DataBase Reference)
• EPA Substance Registry System: 2H-1-Benzopyran-2-one, 3-(1H-benzimidazol-2-yl)-7-(diethylamino)- (27425-55-4)

Description and Uses

Coumarin is also known as benzoαpyrone. Coumarin 7 is a laser dye that is usually found in the nature. Dyes and metabolites.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H335
• Precautionary statements: P261-P264-P271-P280-P302+P352-P305+P351+P338
• Hazard Codes: Xi,Xn
• Risk Statements: 36/37/38-20/21/22
• Safety Statements: 26-38-37/39
• WGK Germany: 3
• HS Code: 29332900