Description

2,4-Dihydroxy-5-Chlorobenzoic Acid is a versatile chlorinated dihydroxybenzoic acid derivative that serves as a critical building block in advanced organic synthesis. Its unique substitution pattern makes it a valuable intermediate for creating complex molecules with specific functional properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a chlorinated salicylic acid backbone.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its bioactive phenolic and carboxylic acid groups.
• Dye and Pigment Manufacturing: Serves as a starting material for synthesizing complex azo dyes and pigments, where the chlorine and hydroxyl groups influence color and fastness properties.
• Ligand and Chelating Agent: Functions as a ligand in coordination chemistry for metal complexation, useful in catalysis and material science applications.
• UV Absorber and Stabilizer: Incorporated into polymer formulations and coatings to enhance light stability, thanks to its light-absorbing aromatic structure.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways in medicinal and synthetic chemistry.

Basic Information

Product Name	2,4-Dihydroxy-5-Chlorobenzoic Acid
CAS No.	67828-44-8
Molecular Formula	C7H5ClO4
Molecular Weight	188.56 g/mol
Synonyms	5-Chloro-2,4-dihydroxybenzoic Acid; 5-Chlorogentisic Acid; 2,4-Dihydroxy-5-chlorobenzoic Acid; 5-Chloro-2,4-dihydroxybenzoic acid; 5-Chloro-2,4-DHBA; 67828-44-8; 5-Chlorogentisate
EINECS	Contact for details

Quality Control

Our 2,4-Dihydroxy-5-Chlorobenzoic Acid is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets precise customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment, guaranteeing traceability and consistent high quality for your critical applications.

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). This compound is light-sensitive and should be stored away from direct light exposure. Keep container tightly sealed when not in use to minimize contact with air and moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	215°C - 220°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.