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| CAS No.: | 540-49-8 |
|---|---|
| Name: | 1,2-Dibromoethylene |
| Article Data: | 21 |
| Molecular Structure: | |
|
|
|
| Formula: | C2H2 Br2 |
| Molecular Weight: | 185.846 |
| Synonyms: | Ethylene,1,2-dibromo- (6CI,8CI); 1,2-Dibromoethene; 1,2-Dibromoethylene; 2-Bromovinylbromide; Acetylene dibromide; NSC 8744; sym-Dibromoethylene |
| EINECS: | 208-747-6 |
| Density: | 2.27 g/mL at 20 °C(lit.) |
| Melting Point: | 9.9°C |
| Boiling Point: | 108 °C at 760 mmHg |
| Flash Point: | °C |
| Appearance: | Colorless to Yellow Liquid |
| Hazard Symbols: |
 T
|
| Risk Codes: | 25-36/37/38 |
| Safety: | 26-36/37/39-45 |
| Transport Information: | UN 2810 6 |
| PSA: | 0.00000 |
| LogP: | 2.24740 |
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Chemistry
IUPAC Name: (E)-1,2-Dibromoethene
The MF of 1,2-Dibromoethylene (CAS NO.540-49-8) is C2H2Br2.
The MW of 1,2-Dibromoethylene (CAS NO.540-49-8) is 185.85.
Synonyms of 1,2-Dibromoethylene (CAS NO.540-49-8): (E)-1,2-Dibromoethene ; Ethene, 1,2-dibromo-, (E)- ; 1,2-Dibromoethylene, mixture of cis and trans ; 2-Bromovinyl bromide
Apperance: clear colourless to light yellow liquid
Index of Refraction: 1.572
EINECS: 208-747-6
Density: 2.279 g/ml
Boiling Point: 108 °C
Merck: 91
Uses
1,2-Dibromoethylene (CAS NO.540-49-8) is used as chemical reagent, organic intermediates, fine chemicals, pharmaceutical research and development.
Toxicity Data With Reference
| 1. | mmo-sat 100 µg/plate | TECSDY Toxicological and Environmental Chemistry. 15 (1987),101. | ||
| 2. | mma-sat 10 µg/plate | TECSDY Toxicological and Environmental Chemistry. 15 (1987),101. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Mutation data reported. When heated to decomposition it emits toxic vapors of Br−.Safety information of 1,2-Dibromoethylene (CAS NO.540-49-8):
Hazard Codes 
T
Risk Statements
25 Toxic if swallowed
36/37/38 Irritating to eyes, respiratory system and skin
Safety Statements
26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39 Wear suitable protective clothing, gloves and eye/face protection
45 In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
RIDADR UN 2810 6.1/PG 3
WGK Germany 3
RTECS KV7700000
HazardClass 6.1(b)
PackingGroup III