Description

2,4-Dichloro-1-Butene is a versatile halogenated organic intermediate with a reactive terminal alkene and two chlorine substituents. This unique structure makes it a valuable building block for synthesizing more complex molecules in fine chemical and pharmaceutical manufacturing. It is primarily sought after by research and development chemists and production facilities in the agrochemical, pharmaceutical, and specialty polymer industries.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of certain herbicides, fungicides, and plant growth regulators.
• Pharmaceutical Building Block: Used in the research and production of active pharmaceutical ingredients (APIs), leveraging its reactive sites for further functionalization.
• Specialty Chemical Synthesis: Serves as an intermediate for manufacturing dyes, pigments, and other performance chemicals.
• Polymer & Resin Modifier: Can be incorporated into polymer chains to introduce chlorine functionality, altering properties like flame retardancy or solubility.
• Cross-linking Agent: Utilized in the production of certain thermosetting resins and elastomers.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D for exploring new carbon-carbon and carbon-heteroatom bond-forming reactions.

Basic Information

Product Name	2,4-Dichloro-1-Butene
CAS No.	3488-20-8
Molecular Formula	C4H6Cl2
Molecular Weight	125.00 g/mol
Synonyms	1-Butene, 2,4-dichloro-; 2,4-Dichlorobut-1-ene; 1,3-Dichloro-3-butene; NSC 60548; γ,δ-Dichloro-α-butylene; Dichlorobutene
EINECS	222-479-6

Quality Control

Our 2,4-Dichloro-1-Butene is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

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 bases and oxidizing agents. Recommended storage temperature is 2-8°C for extended stability. Keep container tightly sealed when not in use to minimize moisture absorption and volatilization.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	1.18 - 1.20 g/mL
Refractive Index (n20D)	1.468 - 1.472

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