Description

3-Chloro-4-(Methylthio)Phenylacetic Acid is a high-purity organic synthetic intermediate of significant commercial importance. This compound serves as a critical building block in the synthesis of advanced active pharmaceutical ingredients (APIs) and agrochemicals. It is essential for manufacturers in the pharmaceutical, agrochemical, and fine chemical industries seeking reliable, high-quality raw materials for complex synthesis pathways.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs) and other therapeutic agents.
• Agrochemical Synthesis: Used in the manufacturing of advanced herbicides and fungicides, leveraging its unique phenylacetic acid derivative structure.
• Fine Chemical Production: Serves as a versatile building block for creating complex molecules in custom synthesis and research & development.
• Chemical Research: Employed in academic and industrial laboratories for method development and the exploration of novel synthetic routes.
• Material Science: Potential use in the synthesis of specialty polymers and functional materials requiring specific aromatic acid components.

Basic Information

Product Name	3-Chloro-4-(Methylthio)Phenylacetic Acid
CAS No.	87776-75-8
Molecular Formula	C9H9ClO2S
Molecular Weight	216.68 g/mol
Synonyms	2-(3-Chloro-4-(methylthio)phenyl)acetic acid; (3-Chloro-4-methylsulfanylphenyl)acetic acid; 3-Chloro-4-(methylmercapto)phenylacetic Acid; 3-Chloro-4-methylthiophenylacetic Acid; 4-Methylthio-3-chlorophenylacetic Acid; 87776-75-8; 3-Chloro-4-(methylsulfanyl)benzenacetic acid
EINECS	Contact for details

Quality Control

Our 3-Chloro-4-(Methylthio)Phenylacetic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided with every shipment, detailing full specifications and test results. We adhere to cGMP standards where applicable to meet the stringent requirements of our global pharmaceutical and agrochemical partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources. For long-term storage, consider an inert atmosphere to maintain optimal stability.

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.