4,8,9-trimethylfuro[2,3-h]chromen-2-one

Names

[ CAS No. ]:
10337-83-4

[ Name ]:
4,8,9-trimethylfuro[2,3-h]chromen-2-one

[Synonym ]:
2,3,7-Trimethyl-5H-furo<3,2-h><1>benzopyran-5-one
4,5',4'-trimethylangelicin
4,4',5'-trimethylangelicin

Chemical & Physical Properties

[ Density]:
1.236g/cm3

[ Boiling Point ]:
406.2ºC at 760mmHg

[ Molecular Formula ]:
C₁₄H₁₂O₃

[ Molecular Weight ]:
228.24300

[ Flash Point ]:
199.5ºC

[ Exact Mass ]:
228.07900

[ PSA ]:
43.35000

[ LogP ]:
3.46440

[ Vapour Pressure ]:
8.26E-07mmHg at 25°C

[ Index of Refraction ]:
1.613

Safety Information

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%