3,4-dibromo-5H-furan-2-one
Names
[ CAS No. ]:
149418-41-7
[ Name ]:
3,4-dibromo-5H-furan-2-one
[Synonym ]:
3,4-Dibrom-5H-furan-2-on
3,4-dibromofuran-2(5H)-one
2,3-Dibrom-4-hydroxy-cis-crotonsaeure-lacton
3,4-dibromo-5H-furan-2-one
3,4-Dibromo-2(5H)-furanone
2,3-dibromo-4-hydroxy-cis-crotonic acid-lactone
Chemical & Physical Properties
[ Density]:
2.566g/cm3
[ Boiling Point ]:
315ºC at 760 mmHg
[ Melting Point ]:
90 - 94 ℃
[ Molecular Formula ]:
C4H2Br2O2
[ Molecular Weight ]:
241.86500
[ Flash Point ]:
144.3ºC
[ Exact Mass ]:
239.84200
[ PSA ]:
26.30000
[ LogP ]:
1.54460
[ Vapour Pressure ]:
0.000449mmHg at 25°C
[ Index of Refraction ]:
1.673
MSDS
Safety Information
[ Symbol ]:
GHS07
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H302-H317-H319
[ Precautionary Statements ]:
P280-P305 + P351 + P338
[ Hazard Codes ]:
Xi
[ Risk Phrases ]:
22-36
[ RIDADR ]:
NONH for all modes of transport
[ 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%
Articles
Chem. Biodivers. 12 , 987-1006, (2015)
Natural phytotoxins and their synthetic analogs are a potential source of new bioactive compounds for agriculture. Analogs of rubrolides, a class of γ-alkylidene-γ-lactones isolated from different asc...