Disperse Yellow 186

product Name Disperse Yellow 186 Synonyms 2-[7-(Diethylamino)-2-oxo-2H-chromen-3-yl]quinazolin-4(1H)-one; 2-[7-(Diethylamino)-2-oxo-2H-chromen-3-yl]quinazolin-4(3H)-one; 249-200-1; 4(3H)-quinazolinone, 2-[7-(diethylamino)-2-oxo-2H-1-benzopyran-3-yl]- Molecular Formula C21H19N3O3 Molecular Weight 361.3939 InChI InChI=1/C21H19N3O3/c1-3-24(4-2)14-10-9-13-11-16(21(26)27-18(13)12-14)19-22-17-8-6-5-7-15(17)20(25)23-19/h5-12H,3-4H2,1-2H3,(H,22,23,25) CAS Registry Number 108173-53-1 EINECS 249-200-1 Molecular Structure Density 1.3g/cm3 Boiling point 602.6°C at 760 mmHg Refractive index 1.66 Flash point 318.2°C

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