Description

(2-Chloro-5-Methyl-Phenoxy)-Acetic Acid CAS NO 1556-00-9 is a versatile chlorinated phenoxyacetic acid derivative, a key synthetic intermediate in the production of high-value fine chemicals and active pharmaceutical ingredients (APIs). Its molecular structure, featuring both a phenoxy and a carboxylic acid group, makes it a crucial building block for creating compounds with specific biological activities and material properties. This product is essential for research and manufacturing in the agrochemical and pharmaceutical sectors, where precise chemical synthesis is paramount.

Application

• Agrochemical Intermediate: Serves as a key precursor in the synthesis of modern herbicides and plant growth regulators, leveraging its phenoxyacetic acid backbone.
• Pharmaceutical Synthesis: Used as a critical building block for constructing complex molecules in API development, particularly for non-steroidal anti-inflammatory drugs (NSAIDs) and other therapeutic agents.
• Chemical Research & Development: A valuable reagent in organic synthesis for introducing the (2-chloro-5-methyl-phenoxy) moiety into target molecules during exploratory chemistry.
• Dye & Pigment Manufacturing: Acts as an intermediate in the production of specialized dyes and organic pigments, where its aromatic chlorinated structure contributes to color fastness and stability.
• Polymer Modification: Can be utilized to synthesize functional monomers or additives to impart specific properties to polymeric materials.

Basic Information

Product Name	(2-Chloro-5-Methyl-Phenoxy)-Acetic Acid
CAS No.	1556-00-9
Molecular Formula	C9H9ClO3
Molecular Weight	200.62 g/mol
Synonyms	2-((2-Chloro-5-methyl)phenoxy)acetic Acid; (2-Chloro-5-methylphenoxy)acetic Acid; 2-Chloro-5-methylphenoxyacetic Acid; Acetic Acid, (2-chloro-5-methylphenoxy)-; NSC 403697; 2-Chloro-5-methylphenoxyethanoic Acid; 4-Chloro-3-methylphenoxyacetic Acid (isomer reference)
EINECS	Contact for details

Quality Control

Our (2-Chloro-5-Methyl-Phenoxy)-Acetic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and consistency for your critical applications.

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). Keep away from strong bases, strong oxidizing agents, and heat sources.

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

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