Description

(Z)-2-Chlorostilbene CAS NO 1657-51-8 is a high-purity, stereospecific chlorinated stilbene derivative valued for its role as a key synthetic intermediate in advanced organic chemistry. This compound is essential for researchers and manufacturers developing complex molecules, particularly in the pharmaceutical and agrochemical sectors. Its defined stereochemistry and reactive halogen site make it a critical building block for synthesizing fine chemicals, liquid crystals, and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and other biologically active compounds.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Liquid Crystal & OLED Materials: Serves as a core structural unit in the production of advanced display and electronic materials.
• Organic Synthesis & Research: A versatile reagent for cross-coupling reactions, such as Heck reactions, and for constructing complex polycyclic aromatic systems.
• Dye & Pigment Manufacturing: Acts as a precursor in the synthesis of specialized dyes and optical brighteners.
• Polymer Chemistry: Can be utilized as a monomer or additive to impart specific properties to polymeric materials.

Basic Information

Product Name	(Z)-2-Chlorostilbene
CAS No.	1657-51-8
Molecular Formula	C14H11Cl
Molecular Weight	214.69 g/mol
Synonyms	(Z)-1-Chloro-1,2-diphenylethene; (Z)-α-Chlorostilbene; cis-2-Chlorostilbene; (Z)-1,2-Diphenyl-1-chloroethylene; 2-Chloro-(Z)-stilbene; (Z)-2-Chloro-1,2-diphenylethene; (Z)-2-Chloro-1,1'-ethene-1,2-diyldibenzene
EINECS	Contact for details

Quality Control

Our (Z)-2-Chlorostilbene is manufactured under strict quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity, purity, and the absence of critical impurities. A Certificate of Analysis (COA) detailing all test results 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 at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, minimize exposure to light during handling and storage.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Isomeric Purity (Z-isomer)	≥ 99.0%

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