Description

1,2-Dichloro-1,2-Diphenylethane is a versatile chlorinated hydrocarbon compound that serves as a valuable synthetic intermediate in organic chemistry. Its structure makes it a key precursor for the synthesis of stilbene derivatives and other fine chemicals, offering a reliable building block for complex molecular architectures. This product is essential for research and development laboratories, pharmaceutical synthesis, and specialty chemical manufacturing where controlled chlorination and subsequent functionalization are required.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those based on stilbene or diphenylethane scaffolds.
• Organic Synthesis Building Block: Acts as a versatile precursor for creating more complex molecules via elimination, substitution, or coupling reactions in research and process chemistry.
• Liquid Crystal & OLED Material Research: Serves as a starting material in the development of organic electronic materials, where its rigid, aromatic structure is beneficial.
• Agrochemical Synthesis: Employed in the production pathways for certain herbicides and plant growth regulators.
• Polymer & Resin Modifier: Can be utilized to introduce chlorine or phenyl groups into polymer chains to alter physical properties like flame retardancy or thermal stability.
• Dye & Pigment Manufacturing: Functions as an intermediate in the synthesis of specific organic dyes and colorants.

Basic Information

Product Name	1,2-Dichloro-1,2-Diphenylethane
CAS No.	5963-49-5
Molecular Formula	C14H12Cl2
Molecular Weight	251.15 g/mol
Synonyms	1,2-Dichloro-1,2-diphenylethane; 1,2-Dichloro-1,2-diphenylethane; sym-Dichlorodiphenylethane; 1,2-Dichloro-1,1-diphenylethane; 1,2-Dichloro-1,2-diphenylethane; Benzene, 1,1'-(1,2-dichloro-1,2-ethanediyl)bis-; (1,2-Dichloroethane-1,2-diyl)dibenzene; α,α'-Dichlorostilbene (common misnomer, refers to isomeric structure)
EINECS	227-764-9

Quality Control

Our 1,2-Dichloro-1,2-Diphenylethane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our industrial and research clients. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Ensure the container is kept upright to prevent leakage.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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