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1-[(Z)-Styryl]-4-Chlorobenzene CAS NO 1657-49-4
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CAS No.:1657-49-4
Grade:Pharmacy Grade
Content:99.9%
Brand:Customizable
Packaging:Customizable
Description
1-[(Z)-Styryl]-4-Chlorobenzene is a specialized organic compound featuring a chlorinated benzene ring linked to a styryl group in the (Z) configuration. This specific stereochemistry and functional group arrangement make it a valuable intermediate for advanced chemical synthesis. It is primarily sought after by pharmaceutical and agrochemical research and development teams for creating novel active ingredients and functional materials.
Application
- Pharmaceutical Intermediate: A key building block in the synthesis of potential drug candidates, particularly those requiring a specific stereochemical framework.
- Agrochemical Synthesis: Used in research for developing new herbicides, fungicides, or plant growth regulators with targeted activity.
- Liquid Crystal & OLED Material Research: Serves as a precursor for creating advanced organic electronic materials due to its conjugated styryl structure.
- Fine Chemical Production: Employed in the multi-step synthesis of complex dyes, pigments, and specialty polymers.
- Academic & Industrial R&D: A crucial reagent for chemists exploring new organic reactions, catalytic processes, and material properties.
Basic Information
| Product Name | 1-[(Z)-Styryl]-4-Chlorobenzene |
| CAS No. | 1657-49-4 |
| Molecular Formula | C14H11Cl |
| Molecular Weight | 214.69 g/mol |
| Synonyms | (Z)-1-Chloro-4-(2-phenylethenyl)benzene; (Z)-4-Chlorostilbene; (Z)-1-(2-Phenylethenyl)-4-chlorobenzene; (Z)-α,4-Dichlorostilbene (incorrect but common misnomer); (Z)-p-Chlorostilbene; trans-4-Chlorostilbene (Note: often confused, but trans is the (E) isomer); (Z)-Stilbene, 4'-chloro-; 4-Chloro-(Z)-stilbene |
| EINECS | Contact for details |
Quality Control
Our 1-[(Z)-Styryl]-4-Chlorobenzene is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure high chemical purity and isomeric integrity. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes data from HPLC, GC, NMR, and other relevant spectroscopic methods to verify identity, purity, and the absence of significant impurities or the (E) isomer.
Storage
Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product stability.
Specification
| Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Identification (IR) | Conforms to structure |
| Identification (HPLC) | Conforms to reference |
| Purity (HPLC) | ≥ 97.0% (Z-isomer) |
| (E)-Isomer Content (HPLC) | ≤ 2.0% |
| Melting Point | Contact for details |
| Heavy Metals | < 10 ppm |
| Residual Solvents (GC) | Complies with ICH guidelines |
Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.
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Trusted Manufacturer
With our own production facilities, we ensure consistent quality, reliable supply, and full traceability.
Rigorous Quality Assurance
Each batch undergoes strict QC, accompanied by COA, MSDS, and full compliance with international standards.
Advanced R&D Expertise
Our in-house lab drives process innovation, new product development, and tailored synthesis solutions.






