Description

4-Chloro-5-Cyano-2-Methoxybenzoic Acid is a high-value, multi-functional benzoic acid derivative distinguished by its chloro, cyano, and methoxy substituents. This compound serves as a critical advanced pharmaceutical intermediate (API) and a versatile building block in organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought after by R&D and production teams in the pharmaceutical, agrochemical, and specialty chemical industries for developing novel active ingredients.

Application

• Pharmaceutical Intermediate: Key synthon for the development of active pharmaceutical ingredients (APIs), particularly in medicinal chemistry research.
• Agrochemical Synthesis: Used as a precursor in the manufacture of herbicides, fungicides, and other crop protection agents.
• Ligand and Catalyst Development: Serves as a building block for creating specialized ligands and organocatalysts used in asymmetric synthesis.
• Material Science Research: Employed in the synthesis of organic electronic materials and liquid crystals due to its conjugated system.
• Dye and Pigment Intermediate: Functions as a precursor in the production of specialized dyes and pigments.
• Custom Synthesis and Contract Manufacturing: A vital starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	4-Chloro-5-Cyano-2-Methoxybenzoic Acid
CAS No.	95383-20-3
Molecular Formula	C9H6ClNO3
Molecular Weight	211.60 g/mol
Synonyms	2-Methoxy-4-chloro-5-cyanobenzoic Acid; 4-Chloro-2-methoxy-5-cyanobenzoic Acid; 5-Cyano-4-chloro-2-methoxybenzoic Acid; Benzoic acid, 4-chloro-5-cyano-2-methoxy-; 95383-20-3; 4-Chloro-5-cyano-2-methoxy-benzoic acid
EINECS	Contact for details

Quality Control

Our 4-Chloro-5-Cyano-2-Methoxybenzoic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and batch-to-batch consistency suitable for demanding R&D and scale-up applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). The product should be kept under an inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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