(2E)-1,4-Dibromo-2-butene

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Names

[ CAS No. ]:
821-06-7

[ Name ]:
(2E)-1,4-Dibromo-2-butene

[Synonym ]:
(2E)-1,4-dibromobut-2-ene
EINECS 212-472-7
2-Butene, 1,4-dibromo-, (2E)-
MFCD07783464
2-Butene, 1,4-dibromo-, (E)-
(E)-1,4-dibromobut-2-ene

Chemical & Physical Properties

[ Density]:
1.9±0.1 g/cm3

[ Boiling Point ]:
203.0±0.0 °C at 760 mmHg

[ Melting Point ]:
48-53ºC

[ Molecular Formula ]:
C4H6Br2

[ Molecular Weight ]:
213.898

[ Flash Point ]:
71.9±21.0 °C

[ Exact Mass ]:
211.883606

[ LogP ]:
2.41

[ Vapour Pressure ]:
0.4±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.543

[ Storage condition ]:
Refrigerator

[ Water Solubility ]:
slightly soluble

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
EM4725000
CHEMICAL NAME :
2-Butene, 1,4-dibromo-, trans-
CAS REGISTRY NUMBER :
821-06-7
BEILSTEIN REFERENCE NO. :
1719696
LAST UPDATED :
199701
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C4-H6-Br2
MOLECULAR WEIGHT :
213.92
WISWESSER LINE NOTATION :
E2U2E -T

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,3,1961 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
62 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,9,1961
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
29 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,9,1961

Safety Information

[ Symbol ]:

GHS05, GHS06

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H301-H314

[ Precautionary Statements ]:
P280-P301 + P310-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 ]:
T:Toxic

[ Risk Phrases ]:
R23/25;R34

[ Safety Phrases ]:
S26-S28-S36/37/39-S45

[ RIDADR ]:
UN 2923

[ WGK Germany ]:
2

[ RTECS ]:
EM4725000

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1(b)

[ HS Code ]:
2903399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • butadiene
  • 1,4-BUTENEDIOL
  • 2-Bromobutane
  • pyridine perbromide
  • 3,4-Dibromo-1-butene
  • 2-BUTENE-1,4-DIOL
  • Pyridine
  • Decane
  • Chloroform
  • Bromine

DownStream

  • Phosphonic acid,2-butene-1,4-diylbis-, tetraethyl ester (9CI)
  • 2-Butene-1,4-diamine,N1,N1,N4,N4-tetraethyl-, (2E)-
  • 3-butene-1,2-diol
  • 2-BUTENE-1,4-DIOL
  • BUT-3-ENE-1,2-DIYL DIACETATE
  • 2-BUTENYLENEBIS(TRIPHENYLPHOSPHONIUM) DIBROMIDE
  • 2-butene
  • 1-buten-3-yne
  • 1-bromobuta-1,3-diene
  • N-hexane

Customs

[ HS Code ]: 2903399090

[ Summary ]:
2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Related Compounds

  • TRANS-1,4-DIBROMO-2-BUTENE
  • cis-1,4-Dibromo-2-butene
  • 2-Bromomethyl-1,4-dibromo-2-butene
  • (2E)-1,4-Bis(4-bromophenyl)-2-butene-1,4-dione
  • [(2E)-1-[4-(2-benzamidoethyl)phenoxy]-3,7-dimethylocta-2,6-dien-4-yl] octadecanoate
  • (E)-1,4-dibromo-2,3-diphenyl-2-butene
  • 6-(Azidomethyl)pyridin-3-amine;hydrochloride
  • 6-Bromo-3-hydroxy-1-methylquinolin-2(1H)-one
  • 2,2'-((5-Bromo-1,3-phenylene)bis(oxy))bis(3-methyl-5-nitropyridine)
  • 6,6',6''-(Benzene-1,3,5-triyltris(oxy))tris(5-methylpyridin-3-amine)
  • 6,6'-((5-Phenoxy-1,3-phenylene)bis(oxy))bis(5-methylpyridin-3-amine)
  • 2-(3,5-Bis((6-methylpyridin-2-yl)oxy)phenoxy)ethan-1-ol
  • 2,2'-((5-Phenoxy-1,3-phenylene)bis(oxy))bis(3-methyl-5-nitropyridine)
  • 3-[[(1-Ethyl-1H-imidazol-5-yl)methyl]amino]-4-nitrobenzoic acid methyl ester
  • tert-butyl 4-(2-(4-chloro-2-fluorophenyl)-2-methylbenzo[d][1,3]dioxol-4-yl)-3,6-dihydropyridine-1(2H)-carboxylate
  • 2-(4-Bromo-2-methylbenzo[d][1,3]dioxol-2-yl)-5-chloropyridine
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