6-bromo-3-butanoylchromen-2-one
Names
[ CAS No. ]:
2199-83-9
[ Name ]:
6-bromo-3-butanoylchromen-2-one
[Synonym ]:
6-Brom-3-butyryl-cumarin
8-Brom-coumaryl-3-propylketon
6-bromo-3-butyryl-coumarin
MFCD00052894
6-bromo-3-butyryl-2H-chromen-2-one
Chemical & Physical Properties
[ Density]:
1.509g/cm3
[ Boiling Point ]:
452.5ºC at 760mmHg
[ Melting Point ]:
163-165ºC
[ Molecular Formula ]:
C13H11BrO3
[ Molecular Weight ]:
295.12900
[ Flash Point ]:
227.5ºC
[ Exact Mass ]:
293.98900
[ PSA ]:
47.28000
[ LogP ]:
3.53830
[ Vapour Pressure ]:
2.22E-08mmHg at 25°C
[ Index of Refraction ]:
1.589
Safety Information
[ Risk Phrases ]:
36/37/38
[ Safety Phrases ]:
26-36
[ HS Code ]:
2932209090
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%