Allyl bromide
Allyl bromide (CAS 106-95-6) is a highly reactive organobromine compound with the linear formula CH₂=CHCH₂Br and a molecular weight of 120.98 g/mol. It serves as a versatile synthetic intermediate, primarily utilised in organic synthesis for introducing the allyl group into various molecules. Its reactivity makes it valuable in the preparation of pharmaceuticals, agrochemicals, and specialty polymers. Allyl bromide is supplied by Tech Serve Solutions with an assay of ≥98.0% (GC).
- IUPAC
- 3-Bromo-1-propene
- Synonyms
- 3-Bromo-1-propene

Organic Synthesis Intermediate
Allyl bromide is a crucial building block in organic chemistry, enabling the introduction of the allyl moiety through alkylation reactions. It is widely employed in the synthesis of complex organic molecules and fine chemicals.
Pharmaceutical Precursor
Its reactive nature allows for the synthesis of various pharmaceutical intermediates and active pharmaceutical ingredients (APIs). The allyl group can be further transformed into diverse functional groups essential for drug development.
Agrochemical Synthesis
Allyl bromide is used in the preparation of certain agrochemicals. Its ability to undergo substitution reactions makes it a valuable reagent in developing pesticides and herbicides.
Polymerisation Reagent
It can act as a monomer or co-monomer in specific polymerisation processes, contributing unique properties to the resulting materials. It's also used to functionalise existing polymers.
| Molecular weight | 120.98 |
|---|---|
| Linear formula | CH2=CHCH2Br |
| Assay | ≥98.0% (GC) |
| Boiling point | 70-71 °C(lit.) |
| Density | 1.398 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.469(lit.)n20/D 1.469 |
| Vapour density | 4.2 (vs air) |
| Melting point | −119 °C(lit.) |
| Autoignition temp | 554 °F |
| Contains / stabiliser | silverwool as stabilizer |





Hazard statements
- H225Highly flammable liquid and vapour
- H301Toxic if swallowed
- H314Causes severe skin burns and eye damage
- H340May cause genetic defects
- H350May cause cancer
- H400Very toxic to aquatic life
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P273Avoid release to the environment
- 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 | -1 °C / 30.2 °F |
| Transport (UN / ADR) | UN 1099 6.1(3) / PGI |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,T,N |
| Risk statements (R) | 45-46-11-25-34-50 |
| Safety statements (S) | 53-16-26-36/37/39-45-61 |
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 Allyl bromide used for?
+
Allyl bromide (CAS 106-95-6) is primarily used as a versatile intermediate in organic synthesis for introducing the allyl group, finding applications in the preparation of pharmaceuticals, agrochemicals, and polymers. It is also used as a protecting and derivatizing reagent.
What is the CAS number and formula for Allyl bromide?
+
The CAS number for Allyl bromide is 106-95-6, and its linear formula is CH₂=CHCH₂Br.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Allyl bromide with an assay of ≥98.0% (GC). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product documentation.
How should Allyl bromide be handled safely?
+
Allyl bromide is highly flammable, corrosive, and toxic. Handle with extreme caution in a well-ventilated area, wearing appropriate personal protective equipment including face shields, gloves, and a suitable respirator (type ABEK or multi-purpose combination cartridge). Avoid contact with skin, eyes, and clothing, and prevent inhalation of vapours.
Is Allyl bromide a controlled substance?
+
The provided data does not indicate that Allyl bromide is a controlled substance under typical chemical regulations. However, users should always verify local regulations.
How is Allyl bromide packed and exported?
+
Tech Serve Solutions exports Allyl bromide globally, adhering to stringent safety and regulatory standards for hazardous materials. Specific packaging details are available upon request and depend on the quantity and destination.
How can I request a quote or sample for Allyl bromide?
+
To request a quote or sample for Allyl bromide, please contact our sales team through the website or by phone, providing your specific requirements.
▶ 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