1-Bromo-2-chloroethane

Pharmaceutical Materials 2025-03-02

CAS Number: 107-04-0

Molecular Formula: C2H4BrCl

Molecular Weight: 143.410

Appearance: Colorless to slightly yellow liquid

Melting Point: -18 to -14°C

Boiling Point: 106 to 107°C

Density: 1.723 g/cm³

Usage: As an organic synthesis intermediate, solvent, and fumigant.

 

Attribute Description
Name 1-Bromo-2-chloroethane
CAS Number 107-03-9
Chemical Formula C2H4BrCl
Molecular Weight 131.40 g/mol
Synonyms Ethylene bromide chloride, 1-Chloro-2-bromoethane, β-Bromoethyl chloride, Ethylene bromochloride
Chemical Structure <img src=”https://example.com/1-bromo-2-chloroethane-structure” /> (Note: Replace with an actual image link)
Physical State Colorless to yellow liquid with a pungent odor
Density 1.574 g/mL at 20°C
Boiling Point 91.7°C
Melting Point -119°C
Solubility Miscible with many organic solvents such as ether, acetone, and chloroform; slightly soluble in water
Refractive Index 1.4694 at 20°C
Chemical Properties Reactive halogenated alkane; undergoes substitution and elimination reactions; reacts with metals to form organometallic compounds
Applications Used as a solvent and intermediate in organic synthesis; also used in the production of pesticides and flame retardants
Production Method Can be produced by the reaction of ethylene with bromine and chlorine, or by the halogen exchange reaction of 1.2-dichloroethane with bromide ions
Safety Hazards May be harmful if swallowed or inhaled; flammable with a risk of explosion; emits toxic fumes when heated; handle with appropriate safety measures
Storage Conditions Store in a cool, dry place, away from heat, sparks, and open flames; keep container tightly closed and protected from light

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