(2Z)-2,3-Dibromo-4-oxo-2-butenoic acid

Names

[ CAS No. ]:
488-11-9

[ Name ]:
(2Z)-2,3-Dibromo-4-oxo-2-butenoic acid

[Synonym ]:
Malealdehydic acid,dibromo
(Z)-2,3-dibromo-4-oxobut-2-enoic acid
2,3-Dibromomalealdehydic acid
Dibromo maleic monaldehyde
Bromomucic acid
2-Butenoic acid, 2,3-dibromo-4-oxo-, (2Z)-
MucobromicAcid
2,3-dibromo-4-oxo-cis-crotonic acid
Mucobromsaeure
EINECS 207-670-5
DIBROMOALDEHYDOACRYLIC ACID
3,4-Dibromo-5-hydroxy-2(5H)-furanone
(2Z)-2,3-Dibromo-4-oxobut-2-enoic acid
Dibromomalealdehydic acid
2,3-Dibrom-4-oxo-cis-crotonsaeure
2(5H)-Furanone, 3,4-dibromo-5-hydroxy-
(2Z)-2,3-Dibromo-4-oxo-2-butenoic acid
3,4-dibromo-5-hydroxyfuran-2(5H)-one
MFCD00063745

Chemical & Physical Properties

[ Density]:
2.8±0.1 g/cm3

[ Boiling Point ]:
408.9±45.0 °C at 760 mmHg

[ Melting Point ]:
120-124 °C(lit.)

[ Molecular Formula ]:
C₄H₂Br₂O₃

[ Molecular Weight ]:
257.865

[ Flash Point ]:
201.1±28.7 °C

[ Exact Mass ]:
255.837051

[ PSA ]:
54.37000

[ LogP ]:
0.07

[ Vapour Pressure ]:
0.0±2.2 mmHg at 25°C

[ Index of Refraction ]:
1.744

[ Water Solubility ]:
methanol: 0.1 g/mL, clear

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS05

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H314

[ Precautionary Statements ]:
P280-P305 + P351 + P338-P310

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
C:Corrosive;

[ Risk Phrases ]:
R34

[ Safety Phrases ]:
S26-S36/37/39-S45

[ RIDADR ]:
UN 3261 8/PG 2

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ Hazard Class ]:
8

[ HS Code ]:
29183000

Customs

[ HS Code ]: 2918300090

[ Summary ]:
2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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