1-Bromooctadecane

CAS 112-89-0CH3(CH2)17BrChemical Synthesis

1-Bromooctadecane (CAS: 112-89-0; Formula: CH3(CH2)17Br) is a long-chain alkyl halide with a molecular weight of 333.39 g/mol. This compound is a crucial building block in organic synthesis, primarily utilised for introducing the octadecyl group into various molecules. Its applications span research and development in areas requiring long hydrocarbon chains, such as the synthesis of surfactants, polymers, and specialised organic intermediates. Supplied by Tech Serve Solutions, it is available at a purity of 97%.

IUPAC: Octadecyl bromide,Stearyl bromide
Synonyms: Octadecyl bromideStearyl bromide

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1-Bromooctadecane (CH3(CH2)17Br) — chemical structure, CAS 112-89-0; Chemistry, fine chemical supplied by Tech Serve Solutions

AlkylBuilding BlocksChemical SynthesisHalogenated HydrocarbonsOrganic Building Blocks

01 /Applications

Organic Synthesis

1-Bromooctadecane serves as a valuable reagent for alkylation reactions, enabling the introduction of the C18 alkyl chain onto nucleophilic substrates. This is essential for modifying the lipophilicity and physical properties of target molecules in complex organic syntheses.

Surfactant Precursor

The long hydrophobic tail of 1-bromooctadecane makes it a suitable starting material for synthesising various types of surfactants and emulsifiers. These compounds are critical in detergents, personal care products, and industrial formulations.

Polymer Modification

It can be employed in the synthesis of functionalised monomers or for post-polymerisation modification, introducing long alkyl chains to alter polymer solubility, thermal properties, or surface characteristics.

Research and Development

As a versatile organic building block, it finds use in academic and industrial research labs for exploring novel compounds and materials with specific hydrophobic functionalities.

02 /Properties

Molecular weight	333.39
Linear formula	CH3(CH2)17Br
Assay	97%
Boiling point	214-216 °C/12 mmHg(lit.)
Density	0.976 g/mL at 25 °C(lit.)
Melting point	25-30 °C(lit.)

03 /Safety & handling

Protective equipment	Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Flash point	110 °C / 230 °F
Water hazard class (WGK, DE)	3

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

112-89-0

MDL number

MFCD00000231

Beilstein registry

774145

05 /Quality & supply

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.

06 /Frequently asked questions

What is 1-Bromooctadecane used for?

1-Bromooctadecane is primarily used as a building block in organic synthesis for introducing the octadecyl group, finding applications in the creation of surfactants, polymers, and other specialised organic molecules. It is also used in research and development laboratories.

What is the CAS number and formula for 1-Bromooctadecane?

The CAS number for 1-Bromooctadecane is 112-89-0, and its linear formula is CH3(CH2)17Br.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies 1-Bromooctadecane with an assay of 97%. This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.

How should 1-Bromooctadecane be handled safely?

Handling 1-Bromooctadecane requires appropriate personal protective equipment, including eyeshields and gloves. A respirator filter suitable for particulate matter (type N95 or P1) should be used in areas with potential exposure. It is combustible with a flash point of 110 °C (230 °F) and has a WGK rating of 3, indicating a high hazard to water.