Description

4-Chloro-2-Fluoro-5-Hydroxy-Benzoic Acid is a high-purity, multi-functional aromatic carboxylic acid derivative that serves as a critical building block in advanced chemical synthesis. Its unique halogenated and hydroxylated structure makes it an invaluable intermediate for creating complex molecules with tailored properties. This compound is essential for research and production in the pharmaceutical and agrochemical industries, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: A key synthon for the development of active pharmaceutical ingredients (APIs), particularly in the synthesis of novel drug candidates with halogen-substituted aromatic cores.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides, where the chloro-fluoro substitution pattern can enhance biological activity and environmental stability.
• Liquid Crystal & OLED Materials: Serves as a precursor for synthesizing specialized organic compounds used in electronic displays and optoelectronic devices.
• Polymer & Resin Modifiers: Acts as a monomer or additive to introduce specific functional groups into polymer chains, altering thermal stability, solubility, or reactivity.
• Organic Synthesis & Research: A versatile reagent in academic and industrial R&D labs for constructing complex benzoic acid derivatives and exploring new chemical reactions.
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized colorants and pigments where halogen atoms influence color fastness and spectral properties.

Basic Information

Product Name	4-Chloro-2-Fluoro-5-Hydroxy-Benzoic Acid
CAS No.	91659-14-2
Molecular Formula	C7H4ClFO3
Molecular Weight	190.56 g/mol
Synonyms	5-Hydroxy-4-chloro-2-fluorobenzoic acid; 4-Chloro-2-fluoro-5-hydroxybenzoic acid; 2-Fluoro-4-chloro-5-hydroxybenzoic acid; Benzoic acid, 4-chloro-2-fluoro-5-hydroxy-; 91659-14-2; 4-Chloro-2-fluoro-5-hydroxy-benzoic acid
EINECS	Contact for details

Quality Control

Our 4-Chloro-2-Fluoro-5-Hydroxy-Benzoic Acid is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including HPLC, GC, and NMR, to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, 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 strong bases, oxidizing agents, and sources of ignition. The container must be kept tightly closed to minimize exposure to atmospheric moisture.

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	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.