2-Bromoethanol
2-Bromoethanol (CAS: 540-51-2) is a bifunctional organic compound with the linear formula BrCH2CH2OH and a molecular weight of 124.96 g/mol. This clear, colourless liquid is a valuable intermediate in organic synthesis. It functions as both an alkylating agent due to the bromine atom and can undergo reactions typical of primary alcohols. Its dual reactivity makes it a versatile building block for more complex molecules.
- IUPAC
- Ethylene bromohydrin
- Synonyms
- Ethylene bromohydrin2-bromo-ethanol1-bromo-2-ethanol

Pharmaceutical Intermediates
2-Bromoethanol serves as a key building block in the synthesis of various pharmaceutical compounds. Its ability to introduce an ethoxy group with a reactive hydroxyl terminus is vital for constructing complex drug molecules.
Organic Synthesis Reagent
As an organic building block, it is employed in the creation of diverse organic compounds. The compound is used to introduce the 2-hydroxyethyl group into molecules through alkylation reactions.
Research and Development
In laboratory settings, 2-Bromoethanol is utilized for fundamental research and the development of novel chemical entities. Its well-defined reactivity facilitates exploration in synthetic methodologies.
| Molecular weight | 124.96 |
|---|---|
| Linear formula | BrCH2CH2OH |
| Assay | ≥95.0% (GC) |
| Grade | purum |
| Boiling point | 56-57 °C/20 mmHg(lit.) |
| Density | 1.763 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.492(lit.)n20/D 1.494 |
| Vapour pressure | 2.4 mmHg (20 °C) |
| Vapour density | 4.3 (vs air) |
| Storage temperature | 2-8°C |


Hazard statements
- H301Toxic if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 110 °C / 230 °F |
| Transport (UN / ADR) | UN 2922 8/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-34 |
| Safety statements (S) | 26-36/37/39-45 |
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 2-Bromoethanol primarily used for?
+
2-Bromoethanol is primarily used as a versatile intermediate and building block in organic synthesis, particularly for the preparation of pharmaceutical compounds and other complex organic molecules.
What is the CAS number and chemical formula for 2-Bromoethanol?
+
The CAS number for 2-Bromoethanol is 540-51-2, and its linear formula is BrCH2CH2OH.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 2-Bromoethanol in a 'purum' grade with an assay of ≥95.0% (GC). We do not represent this product as USP, BP, or EP grade.
How should 2-Bromoethanol be handled safely?
+
2-Bromoethanol is a Danger hazard and is toxic if swallowed, in contact with skin, or if inhaled (H301 + H311 + H331) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including gloves, goggles, and a respirator, must be used. Handle in a well-ventilated area and avoid exposure.
How is 2-Bromoethanol packed and shipped?
+
2-Bromoethanol is shipped according to UN 2922, Class 8/PG 2 regulations, ensuring safe transport. Specific packaging details are available upon request for export.
How can I request a quote or sample of 2-Bromoethanol?
+
To request a quote or a sample of 2-Bromoethanol, please contact the Tech Serve Solutions sales team via our website or directly by phone.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis