Description

3,4-Dibromo-1-Butene is a versatile brominated organic intermediate with significant utility in synthetic chemistry. Its value lies in its ability to act as a key building block for the introduction of bromine atoms and butene-derived structures into more complex molecules. This compound is primarily needed by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those requiring brominated alkyl chains.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides where the dibromobutene moiety contributes to biological activity.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the creation of specialty polymers, resins, and flame-retardant materials.
• Organic Synthesis Reagent: Employed in laboratories for alkylation reactions, cyclization processes, and as a starting material for synthesizing more complex heterocyclic compounds.
• Liquid Crystal & OLED Material Precursor: Utilized in the development of advanced electronic display components and organic light-emitting diodes.
• Flavor & Fragrance Industry: Can be used as an intermediate for synthesizing specific aroma chemicals.

Basic Information

Product Name	3,4-Dibromo-1-Butene
CAS No.	10463-48-6
Molecular Formula	C4H6Br2
Molecular Weight	213.90 g/mol
Synonyms	1-Butene, 3,4-dibromo-; 3,4-Dibromobut-1-ene; 1,2-Dibromo-3-butene; 3-Butene-1,2-diol, 1,2-dibromo-; NSC 60531; Dibromobutene
EINECS	233-943-5

Quality Control

Our 3,4-Dibromo-1-Butene is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and bases. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%
Density (at 20°C)	~1.8 g/mL

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