TRANS-1,4-DIBROMO-2-BUTENE
Names
[ CAS No. ]:
6974-12-5
[ Name ]:
TRANS-1,4-DIBROMO-2-BUTENE
[Synonym ]:
1,4-Dibromobut-2-ene
Wln: E2U2e
1,4-dibromobutene
EINECS 212-472-7
MFCD00000249
tl80
1,4-DIBROMO-2-BUTENE
2-Butene,1,4-dibromo
1,4-Dibrom-but-2-en
1,4-dibromo-2-buten
TRANS-1,4-DIBROMOBUT-2-ENE
Cis-1,4-DibromoButene
Chemical & Physical Properties
[ Density]:
1.867g/cm3
[ Boiling Point ]:
203ºC at 760 mmHg
[ Melting Point ]:
48-51ºC
[ Molecular Formula ]:
C4H6Br2
[ Molecular Weight ]:
213.89800
[ Flash Point ]:
71.9ºC
[ Exact Mass ]:
211.88400
[ LogP ]:
2.33240
[ Index of Refraction ]:
1.542
[ Storage condition ]:
0-6°C
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- EM4550000
- CHEMICAL NAME :
- 2-Butene, 1,4-dibromo-
- CAS REGISTRY NUMBER :
- 6974-12-5
- BEILSTEIN REFERENCE NO. :
- 1719694
- LAST UPDATED :
- 199806
- DATA ITEMS CITED :
- 3
- MOLECULAR FORMULA :
- C4-H6-Br2
- MOLECULAR WEIGHT :
- 213.92
- WISWESSER LINE NOTATION :
- E2U2E
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 75 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954
- TYPE OF TEST :
- LCLo - Lowest published lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1260 mg/m3/10M
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- NDRC** National Defense Research Committee, Office of Scientific Research and Development, Progress Report. Volume(issue)/page/year: NDCrc-132,AUG1942
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3750 ug/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia
- REFERENCE :
- CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 5,338,1953
Safety Information
[ Hazard Codes ]:
T: Toxic;
[ Risk Phrases ]:
R25
[ Safety Phrases ]:
26-36/37/39-45
[ RIDADR ]:
UN 2923 8/PG 2
[ WGK Germany ]:
2
[ RTECS ]:
EM4725000