Description

3-Chlorocinnamic Acid is a versatile halogenated aromatic building block with the CAS registry number 1866-38-2. This compound is valued for its role as a key synthetic intermediate in the production of fine chemicals and active pharmaceutical ingredients (APIs). It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various drug candidates and active pharmaceutical ingredients (APIs), particularly those with cinnamic acid-derived scaffolds.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for electron-transport materials and emissive layer components in advanced display technologies.
• Liquid Crystal & Polymer Chemistry: Incorporated into monomers for specialty polymers and as a mesogenic unit in liquid crystal research.
• Chemical Research & Development: Employed in academic and industrial R&D for studying cross-coupling reactions, such as the Heck reaction, and other catalytic transformations.
• Flavor & Fragrance Industry: Acts as an intermediate for the synthesis of certain aromatic compounds used in specialty fragrances.

Basic Information

Product Name	3-Chlorocinnamic Acid
CAS No.	1866-38-2
Molecular Formula	C9H7ClO2
Molecular Weight	182.60 g/mol
Synonyms	(E)-3-(3-Chlorophenyl)acrylic Acid; 3-Chloro-trans-cinnamic Acid; trans-3-Chlorocinnamic Acid; (E)-3-(3-Chlorophenyl)-2-propenoic Acid; m-Chlorocinnamic Acid; 3-Chlorobenzeneacrylic Acid; β-(3-Chlorophenyl)acrylic Acid
EINECS	217-473-4

Quality Control

Our 3-Chlorocinnamic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, documenting all critical quality attributes. Our production adheres to cGMP principles where applicable, ensuring reliability for demanding R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	158°C - 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.