Description

2-Chloro-1,3-Benzenedicarboxylic Acid is a versatile chlorinated aromatic dicarboxylic acid derivative, serving as a critical building block in advanced organic synthesis. This compound is valued for its ability to introduce both carboxylic acid functionality and a chlorine substituent, enabling precise molecular modifications. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a chlorinated aromatic core.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and plant growth regulators where the chlorobenzene moiety is essential for bioactivity.
• Polymer & Resin Modifier: Functions as a monomer or cross-linking agent in the production of high-performance polyesters, polyamides, and epoxy resins, imparting thermal stability and chemical resistance.
• Ligand & Catalyst Preparation: Employed in the preparation of complexing agents and metal-organic frameworks (MOFs) for catalytic and sensing applications.
• Dye & Pigment Manufacturing: Serves as an intermediate in the synthesis of complex organic dyes and pigments.
• Organic Research & Development: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and creating novel chemical entities.

Basic Information

Product Name	2-Chloro-1,3-Benzenedicarboxylic Acid
CAS No.	13049-16-6
Molecular Formula	C8H5ClO4
Molecular Weight	200.57 g/mol
Synonyms	2-Chloroisophthalic Acid; 2-Chloro-1,3-benzenedicarboxylic acid; 2-Chlorobenzene-1,3-dicarboxylic Acid; Chloroisophthalic Acid; Isophthalic acid, 2-chloro-; 1,3-Benzenedicarboxylic acid, 2-chloro-
EINECS	235-931-8

Quality Control

Our 2-Chloro-1,3-Benzenedicarboxylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment and are available upon request.

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 strong bases and oxidizing agents. The product may be hygroscopic (moisture-sensitive); ensure containers are sealed after use to prevent moisture absorption.

Specification

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