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

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 Unpublished Report.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 Unpublished Report.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 Unpublished Report.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

DownStream

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%