Description

2-Bromo-1,3-Butadiene is a highly reactive halogenated diene monomer, serving as a versatile building block in advanced organic synthesis. Its value lies in its ability to introduce both bromine functionality and a conjugated diene system into target molecules, enabling a range of polymerization and cycloaddition reactions. This compound is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of complex bioactive molecules and potential drug candidates through Diels-Alder and other cycloaddition reactions.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and herbicides, leveraging its reactivity to create novel heterocyclic structures.
• Specialty Polymer Monomer: Serves as a functional monomer for the synthesis of halogenated polymers and copolymers with specific flame-retardant or reactivity properties.
• Organic Synthesis Building Block: Employed in laboratory-scale and pilot-scale organic synthesis for constructing complex molecular architectures, including natural product analogs.
• Material Science Research: Investigated for use in the development of new polymeric materials, dendrimers, and functionalized surfaces.
• Cross-coupling Reactions: Acts as a substrate in various metal-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) to form carbon-carbon bonds.

Basic Information

Item	Details
Product Name	2-Bromo-1,3-Butadiene
CAS No.	1822-86-2
Molecular Formula	C4H5Br
Molecular Weight	132.99 g/mol
Synonyms	1,3-Butadiene, 2-bromo-; 2-Bromobuta-1,3-diene; 2-Bromo-1,3-butadiene; 2-Bromobutadiene; Bromoprene (less common); β-Bromobutadiene; NSC 60544; 2-Bromobuta-1,3-dien
EINECS	217-360-2

Quality Control

Our 2-Bromo-1,3-Butadiene is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including GC and NMR analysis, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We are committed to meeting the stringent requirements of research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated place, preferably at 2-8°C (refrigerated) to minimize evaporation and polymerization risk. Keep away from heat, sparks, open flames, and oxidizing agents. Containers should be kept tightly sealed when not in use.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	1.40 - 1.45 g/mL
Boiling Point	Approx. 85-90°C
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.