Description

3-(3,4-Dichlorophenyl)-1-Propene is a versatile organic intermediate featuring a phenyl ring substituted with chlorine atoms and a terminal alkene group. This unique structure makes it a valuable building block for synthesizing more complex molecules, particularly in the agrochemical and pharmaceutical sectors. It is essential for manufacturers and R&D chemists requiring a high-purity, reactive precursor for cross-coupling reactions, polymer modifications, and the synthesis of active ingredients.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of herbicides, fungicides, and insecticides, leveraging the reactivity of the dichlorophenyl and propene groups.
• Pharmaceutical Synthesis: Serves as a building block for creating active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Polymer & Material Science: Used in the production of specialty polymers, resins, and functional materials where the alkene group enables polymerization or grafting.
• Organic Synthesis & Research: Employed in laboratories for Suzuki, Heck, and other palladium-catalyzed cross-coupling reactions to form complex biaryl structures.
• Liquid Crystal & Electronic Chemicals: Acts as an intermediate in the manufacture of advanced materials for displays and electronic components.
• Dye & Pigment Manufacturing: Utilized in the synthesis of specialized dyes and organic pigments.

Basic Information

Product Name	3-(3,4-Dichlorophenyl)-1-Propene
CAS No.	20849-86-9
Molecular Formula	C9H8Cl2
Molecular Weight	187.07 g/mol
Synonyms	3,4-Dichlorostyrene; 3-(3,4-Dichlorophenyl)prop-1-ene; 1-(3,4-Dichlorophenyl)-2-propene; 3,4-Dichloro-β-methylstyrene; Vinyl(3,4-dichlorobenzene); (3,4-Dichlorophenyl)ethylene; 3,4-DCPE; 3,4-Dichlorophenylpropene
EINECS	Contact for details

Quality Control

Our 3-(3,4-Dichlorophenyl)-1-Propene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance 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 bases and oxidizing agents. Recommended storage temperature is 2-8°C for long-term stability. Keep container tightly sealed when not in use to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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