2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one

Names

[ Name ]:
2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one

[Synonym ]:
1-Methyl-4-oxo-5-hydroxy-8,10-dimethoxy-4H-naphtho<1.2-b>pyran
flavasperone
Flavasperon
Flavosperon
Asperxanthon

Chemical & Physical Properties

[ Density]:
1.327g/cm3

[ Boiling Point ]:
489.8ºC at 760 mmHg

[ Molecular Formula ]:
C₁₆H₁₄O₅

[ Molecular Weight ]:
286.27900

[ Flash Point ]:
185.2ºC

[ Exact Mass ]:
286.08400

[ PSA ]:
68.90000

[ LogP ]:
2.97740

[ Index of Refraction ]:
1.638

Safety Information

[ HS Code ]:
2914509090

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2914509090

[ Summary ]:
HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%