1,4-Dibromobutane CAS 110-52-1

Aure Chemical Delivers Reliable 1,4-Dibromobutane (CAS 110-52-1) at Consistent Quality

1,4-Dibromobutane is a bifunctional alkyl bromide widely used as a C4 spacer and alkylating agent in organic and pharmaceutical synthesis. Aure Chemical supplies this intermediate to industrial and research customers requiring consistent quality.

Basic Information

CAS No.	110-52-1
EC No.	203-775-5
Linear Formula	C4H8Br2
Molecular Weight	215.91
Appearance	Colorless to pale yellow liquid
Melting Point	−20 °C (lit.)
Boiling point	197–198 °C (lit.)
Density	1.808 g/mL at 25 °C (lit.)
RIDADR	UN 1993 Class 3 / PG III
Chemical Structure

Key Applications

• C4 linker / spacer in pharmaceuticals: Extensively used to introduce a four-carbon chain in the synthesis of active pharmaceutical ingredients such as bifemelane and related compounds.

• Organic synthesis intermediate: Serves as a versatile bifunctional alkylating agent for the preparation of a wide range of functionalized molecules and heterocycles.

• Polymer and cross-linking intermediate: Applied in the production of certain polymers, cross-linking agents and specialty materials requiring a C4 spacer.

• Agrochemical intermediate: Employed in the preparation of selected crop-protection agents and specialty agrochemicals.

• Specialty chemical building block: Utilized in the manufacture of fine chemicals, surfactants and other performance products.

Aure Chemical: Your Reliable Partner for 1,4-Dibromobutane

• Consistent quality suitable for demanding industrial processes: Strict quality control ensures reliable purity and performance across successive batches.

• Flexible supply arrangements for global customers: Established logistics support efficient delivery of both laboratory and bulk quantities worldwide.

• Full documentation support for industrial procurement: Complete SDS, COA and dangerous-goods paperwork are provided to meet regulatory and handling needs.

• Professional technical communication and responsive service: Direct access to our team assists with product selection, packaging and shipment coordination.

Hazards Classification

GHS Classification: Flammable liquids (Category 4) [GHS02]; Skin irritation (Category 2) [GHS07]; Eye irritation (Category 2) [GHS07]; Specific target organ toxicity – single exposure (Category 3) [GHS07]; Hazardous to the aquatic environment, long-term (Chronic Category 2) [GHS09]

Hazard Statements: H227 Combustible liquid. H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation. H411 Toxic to aquatic life with long lasting effects.

UN Number: 1993
 Hazard Class: 3
 Packing Group: III