Coumarin

2H-1- benzopyran-2-one, benzo-alpha-pyrone, 2-oxo-2H-1- benzopyran, ortho-oxo-1,2- benzopyran, 1,2- benzopyrone, (Z)-ortho- coumarinic acid lactone, ortho- hydroxycinnamic acid lactone, coumarinic lactone, cumarin, ortho- hydroxycinnamic acid delta-lactone, ortho- hydroxycinnamic lactone, 3-(2- hydroxyphenyl)-delta-lactone, chromen-2-one

How to detect Coumarin

Formula: C9H6O2 | CAS: 91-64-5

Synonyms: 2H-1- benzopyran-2-one, benzo-alpha-pyrone, 2-oxo-2H-1- benzopyran, ortho-oxo-1,2- benzopyran, 1,2- benzopyrone, (Z)-ortho- coumarinic acid lactone, ortho- hydroxycinnamic acid lactone, coumarinic lactone, cumarin, ortho- hydroxycinnamic acid delta-lactone, ortho- hydroxycinnamic lactone, 3-(2- hydroxyphenyl)-delta-lactone, chromen-2-one

Specification

Specification Value/Information
Formula C9H6O2
CAS no. 91-64-5
Gas Response Factor, 11.7 eV NA
Gas Response Factor, 10.6 eV 0.4
Gas Response Factor, 10.0 eV NA
ppm per mg/m⁻³, (20 °C, 1 bar) 0.165
Specification Value/Information
Molecular Weight, g/mole 146.0
Melting point, °C 69
Boiling point, °C 298
Density, g.cm⁻³ 1.248
Ionisation Energy, eV ~9

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