Description

4-Amino-3-Chlorobenzoic Acid is a versatile halogenated benzoic acid derivative that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both an amino and a chloro substituent, makes it a valuable intermediate for creating complex molecules with tailored properties. This compound is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to develop active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key starting material for the synthesis of various active pharmaceutical ingredients (APIs), particularly those requiring a substituted benzoic acid core.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its halogen and amino functional groups.
• Dye and Pigment Manufacturing: Serves as a precursor for azo dyes and other complex colorants, where the amino group is crucial for diazotization and coupling reactions.
• Liquid Crystal & OLED Materials: A valuable building block for creating advanced organic electronic materials due to its rigid, aromatic structure and modifiable functional groups.
• Polymer Chemistry: Can be incorporated as a monomer or chain modifier to introduce specific functionalities into polymer backbones, enhancing material properties.
• Research & Development: Employed in academic and industrial R&D labs for exploring new chemical reactions and developing novel compounds.

Basic Information

Product Name	4-Amino-3-Chlorobenzoic Acid
CAS No.	2486-71-7
Molecular Formula	C7H6ClNO2
Molecular Weight	171.58 g/mol
Synonyms	3-Chloro-4-aminobenzoic Acid; 4-Amino-3-chlorobenzoic Acid; Benzoic acid, 4-amino-3-chloro-; 3-Chloro-4-aminobenzoic acid; 4-Amino-3-chloro-benzoic acid; 2-Chloro-4-carboxyaniline; 4-Amino-3-chlorobenzoicacid; 3-Chloro-4-aminobenzoicacid
EINECS	219-643-5

Quality Control

Our 4-Amino-3-Chlorobenzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, IR, and titration methods, to ensure it meets high-purity standards suitable for synthesis applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and consistency for our global B2B clients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere for long-term storage or when opening containers to maintain purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	200°C - 205°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.