1-Bromo-2-chloroethane
1-Bromo-2-chloroethane (CAS: 107-04-0), with the molecular formula ClCH₂CH₂Br and a molar mass of 143.41 g/mol, is a halogenated hydrocarbon. This chemical serves as a valuable building block in organic synthesis. Its primary application involves its use in the regio- and diastereoselective synthesis of complex organic structures, particularly 2-alkylidenetetrahydrofurans. Tech Serve Solutions supplies this compound for research and industrial applications.
- IUPAC
- Ethylene bromochloride,Ethylene chlorobromide
- Synonyms
- Ethylene bromochlorideEthylene chlorobromide

Synthesis of Heterocycles
1-Bromo-2-chloroethane is employed in the synthesis of heterocyclic compounds. It has been specifically utilized in the regio- and diastereoselective synthesis of 2-alkylidenetetrahydrofurans, contributing to the development of novel organic frameworks.
Organic Building Block
As a di-halogenated alkane, this compound functions as a versatile building block in organic chemistry. Its two different halogen substituents allow for selective reactions in multi-step syntheses.
Chemical Synthesis
This chemical is a useful intermediate for various organic transformations. Its reactivity can be harnessed to introduce specific structural motifs into target molecules during complex synthesis projects.
| Molecular weight | 143.41 |
|---|---|
| Linear formula | ClCH2CH2Br |
| Assay | 98% |
| Boiling point | 106-107 °C(lit.) |
| Density | 1.723 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.488(lit.) |
| Solubility | water: soluble |
| Melting point | −18-−14 °C(lit.) |
| Application | 1-Bromo-2-chloroethane was used in regio- and diastereoselective synthesis of 2-alkylidenetetrahydrofurans1. |


Hazard statements
- H301Toxic if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H335May cause respiratory irritation
- H350May cause cancer
Precautionary statements
- P201Obtain special instructions before use
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P308IF exposed or concerned
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 2810 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 45-20/21-25-37/38 |
| Safety statements (S) | 53-36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 1-Bromo-2-chloroethane used for?
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1-Bromo-2-chloroethane is used as a building block in organic synthesis, notably for the regio- and diastereoselective synthesis of 2-alkylidenetetrahydrofurans.
What is the CAS number and formula for 1-Bromo-2-chloroethane?
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The CAS number for 1-Bromo-2-chloroethane is 107-04-0, and its linear formula is ClCH₂CH₂Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Bromo-2-chloroethane with an assay of 98%. This is a technical/research grade material, and TSS does not represent it as USP, BP, or EP grade.
How should 1-Bromo-2-chloroethane be handled safely?
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1-Bromo-2-chloroethane is a toxic substance that can be harmful if swallowed, inhaled, or in contact with skin. It is also a skin and respiratory irritant and is suspected of causing cancer. Appropriate personal protective equipment, including eyeshields, face shields, gloves, and a suitable respirator, must be used. Handle only in a well-ventilated area or under a fume hood. Users must consult the Safety Data Sheet (SDS) before handling.
Is 1-Bromo-2-chloroethane a controlled substance?
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The provided data does not indicate that 1-Bromo-2-chloroethane is a controlled substance.
How is 1-Bromo-2-chloroethane packed and shipped?
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1-Bromo-2-chloroethane is shipped as UN 2810, a toxic solid, liquid, or mixture, Class 6.1, Packing Group III. Specific packing and shipping procedures adhere to international regulations for hazardous materials.
How can I request a sample or quote for 1-Bromo-2-chloroethane?
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To request a sample or a quote for 1-Bromo-2-chloroethane, please contact the Tech Serve Solutions sales team through our website or by phone, referencing the product CAS number 107-04-0.
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