2,3-Dibromobutane-1,4-diol
Names
[ CAS No. ]:
20163-90-0
[ Name ]:
2,3-Dibromobutane-1,4-diol
[Synonym ]:
2,3-Dibromo-1,4-butanediol
SUCCINIC ACID DIBENZYL ESTER
SPASMINE
2,3,5,6-TETRAFLUORO-4-METHYLBENZYLCHLORIDE
BENZYL SUCCINATE
MFCD00011549
2,3-dibromo-1,4-dihydroxy-2-butane
DIBENZYL SUCCINATE
2,3-Dibrom-butandiol-1,4
1,4-dihydroxy-2,3-dibromobutane
2,3-dibromo-butane-1,4-diol
2,3-Dibrom-butan-1,4-diol
Chemical & Physical Properties
[ Density]:
1.256 g/cm3
[ Boiling Point ]:
148-150ºC1.5 mm Hg(lit.)
[ Melting Point ]:
88-90ºC(lit.)
[ Molecular Formula ]:
C4H8Br2O2
[ Molecular Weight ]:
247.91300
[ Exact Mass ]:
245.88900
[ PSA ]:
40.46000
[ LogP ]:
0.49800
[ Vapour Pressure ]:
3.73E-05mmHg at 25°C
[ Index of Refraction ]:
1.583
Safety Information
[ Hazard Codes ]:
Xi
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S26;S36
[ HS Code ]:
2905590090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2905590090
[ Summary ]:
2905590090 other halogenated, sulphonated, nitrated or nitrosated derivatives of acyclic alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%