Description

Dichlorobuta-1,3-Diene is a specialized chlorinated diene compound with the CAS number 28577-62-0, serving as a versatile intermediate in advanced organic synthesis. Its reactive diene structure makes it a valuable building block for constructing complex molecular frameworks, particularly in the development of fine chemicals and functional materials. This product is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to introduce specific chlorinated motifs or create novel heterocyclic systems.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex drug candidates, leveraging its diene functionality for Diels-Alder and other cycloaddition reactions.
• Agrochemical Synthesis: Serves as a key precursor in the manufacture of herbicides, fungicides, and insecticides, where its chlorinated structure contributes to biological activity.
• Specialty Polymer & Resin Production: Acts as a monomer or cross-linking agent in the production of specialty polymers, coatings, and adhesives with enhanced chemical resistance or thermal properties.
• Fine Chemical & Dye Manufacturing: Employed as a building block for synthesizing complex dyes, pigments, and other high-value fine chemicals.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D laboratories for exploring new synthetic methodologies and creating novel organic compounds.
• Material Science: Used in the development of advanced materials, including liquid crystals and organic electronic components.

Basic Information

Product Name	Dichlorobuta-1,3-Diene
CAS No.	28577-62-0
Molecular Formula	C4H4Cl2
Molecular Weight	122.98 g/mol
Synonyms	1,3-Dichloro-1,3-butadiene; 1,3-Butadiene, 1,3-dichloro-; Dichlorobutadiene; 1,3-Dichlorobutadiene; NSC 60530; Dichloro-1,3-butadiene; 1,3-Dichlorobuta-1,3-diene; 1,3-Dichloro-1,3-butadiene (mixed isomers)
EINECS	Contact for details

Quality Control

Our Dichlorobuta-1,3-Diene is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including Gas Chromatography (GC) for assay and impurity profiling. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting key parameters such as purity, identity, and specific impurity limits. Our quality commitment ensures the material meets the rigorous standards required for research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is between 2°C and 8°C (refrigerated) to maintain optimal stability for extended periods. Keep container tightly sealed when not in use to prevent moisture ingress and volatilization.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	1.20 - 1.25 g/mL
Refractive Index (n20/D)	1.48 - 1.52

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