4,8-Dimethyl-7-hydroxycoumarin

Names

[ Name ]:
4,8-Dimethyl-7-hydroxycoumarin

[Synonym ]:
4,8-dimethyl-7-hydroxy-2H-1-benzopyran-2-one
7-Hydroxy-4,8-dimethylcoumarin
4,8-Dimethyl-7-hydroxycoumarin
7-hydroxy-4,8-dimethyl-2H-1-benzopyran-2-one
4,8-Dimethylumbelliferone
7-Hydroxy-4,8-dimethyl-2H-chromen-2-one
Coumarin, 7-hydroxy-4,8-dimethyl-
2H-1-Benzopyran-2-one, 7-hydroxy-4,8-dimethyl-

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
375.0±42.0 °C at 760 mmHg

[ Molecular Formula ]:
C₁₁H₁₀O₃

[ Molecular Weight ]:
190.195

[ Flash Point ]:
169.1±20.7 °C

[ Exact Mass ]:
190.062988

[ PSA ]:
50.44000

[ LogP ]:
2.83

[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C

[ Index of Refraction ]:
1.599

Safety Information

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2932209090

[ Summary ]:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%