Description

trans-2,4-Dichlorocinnamic Acid is a high-purity, halogenated cinnamic acid derivative characterized by its specific stereochemistry. This compound serves as a versatile and valuable pharmaceutical intermediate and organic synthesis building block, enabling the construction of complex molecules for research and development. It is primarily utilized by manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and fine chemical sectors seeking reliable, high-quality raw materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) and potential drug candidates.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Used in the manufacture of specialty chemicals, dyes, and functional materials.
• Organic Light-Emitting Diodes (OLEDs): Potential intermediate in the synthesis of electron-transport or host materials for electronic applications.
• Academic & Industrial Research: Valuable reagent for method development and exploring new chemical reactions in medicinal and synthetic chemistry.
• Liquid Crystal and Polymer Chemistry: May serve as a monomer or mesogen precursor due to its rigid, aromatic structure.

Basic Information

Product Name	trans-2,4-Dichlorocinnamic Acid
CAS No.	20595-45-3
Molecular Formula	C9H6Cl2O2
Molecular Weight	217.05 g/mol
Synonyms	(E)-3-(2,4-Dichlorophenyl)-2-propenoic acid; trans-3-(2,4-Dichlorophenyl)acrylic acid; (E)-2,4-Dichlorocinnamic acid; 2,4-Dichloro-trans-cinnamic acid; (E)-3-(2,4-Dichlorophenyl)acrylic acid; 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)-; 2,4-DCA
EINECS	243-910-7

Quality Control

Our trans-2,4-Dichlorocinnamic Acid is produced under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure it meets the highest standards of purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	208°C - 212°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.