1-Bromo-2-chloroethane
Synonym(s):Ethylene bromochloride;Ethylene chlorobromide
- CAS NO.：107-04-0
- Empirical Formula: C2H4BrCl
- Molecular Weight: 143.41
- MDL number: MFCD00000962
- EINECS: 203-456-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-10 10:27:02
What is 1-Bromo-2-chloroethane?
Chemical properties
Clear colorless to slightly yellow liquid
The Uses of 1-Bromo-2-chloroethane
1-Bromo-2-chloroethane was used in regio- and diastereoselective synthesis of 2-alkylidenetetrahydrofurans. 1-Bromo-2-chloroethane is used as a solvent and as an intermediate for organic synthesis. It is used as a as fumigant.
Definition
ChEBI: A bromoalkane that is bromoethane substituted by a chloro group at position 2.
General Description
Clear colorless liquid with a sweet chloroform-like odor.
Air & Water Reactions
Slightly water soluble.
Reactivity Profile
1-Bromo-2-chloroethane is incompatible with strong bases, strong oxidizing agents and magnesium .
Fire Hazard
Literature sources indicate that 1-Bromo-2-chloroethane is nonflammable.
Purification Methods
Wash it with conc H2SO4, water, 10% Na2CO3 solution, and again with water, then dry with CaCl2 and fractionally distil before use. [Beilstein 1 H 89, 1 I 28, 1 II 61, 1 III 179, 1 IV 155.]
Properties of 1-Bromo-2-chloroethane
| Melting point: | −18-−14 °C(lit.) |
| Boiling point: | 106-107 °C(lit.) |
| Density | 1.723 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 104-107°C |
| storage temp. | Store below +30°C. |
| solubility | water: soluble |
| form | Liquid |
| color | Clear colorless to slightly yellow |
| Water Solubility | 7 g/L (20 ºC) |
| Sensitive | Light Sensitive |
| BRN | 605265 |
| Dielectric constant | 7.1399999999999997 |
| CAS DataBase Reference | 107-04-0(CAS DataBase Reference) |
| NIST Chemistry Reference | Ethane, 1-bromo-2-chloro-(107-04-0) |
| EPA Substance Registry System | 1-Bromo-2-chloroethane (107-04-0) |
Safety information for 1-Bromo-2-chloroethane
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Health Hazard GHS08 |
| GHS Hazard Statements |
H301:Acute toxicity,oral H315:Skin corrosion/irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H350:Carcinogenicity |
| Precautionary Statement Codes |
P202:Do not handle until all safety precautions have been read and understood. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
Computed Descriptors for 1-Bromo-2-chloroethane
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