Description

4-Chloro-3-Ethyl-5-Methylphenol is a versatile halogenated phenolic compound with significant utility as a chemical intermediate and functional additive. Its molecular structure provides valuable properties for synthesis and material protection, making it a critical component in advanced manufacturing processes. This product is essential for industries including pharmaceuticals, agrochemicals, and polymer production, where precise chemical building blocks are required.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and disinfectant agents.
• Agrochemical Synthesis: Serves as a key precursor for manufacturing herbicides, fungicides, and other crop protection chemicals.
• Polymer Stabilizer & Antioxidant: Functions as an effective additive in plastics and rubber to inhibit degradation from heat and oxidation.
• Preservative & Biocide: Employed in industrial formulations such as paints, coatings, and adhesives for its antimicrobial properties.
• Chemical Research & Development: A valuable reagent for organic synthesis and novel compound development in R&D laboratories.
• Dye & Pigment Intermediate: Used in the production of specialized colorants and photographic chemicals.

Basic Information

Product Name	4-Chloro-3-Ethyl-5-Methylphenol
CAS No.	1125-66-2
Molecular Formula	C9H11ClO
Molecular Weight	170.64 g/mol
Synonyms	4-Chloro-3-ethyl-5-methylphenol; 2-Chloro-5-ethyl-4-methylphenol; 5-Ethyl-4-methyl-2-chlorophenol; Phenol, 4-chloro-3-ethyl-5-methyl-; 3-Ethyl-5-methyl-4-chlorophenol; 4-Chloro-3-ethyl-5-methyl-phenol; 1125-66-2 (CAS); Chloroethylmethylphenol
EINECS	214-411-6

Quality Control

Our 4-Chloro-3-Ethyl-5-Methylphenol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets precise purity and composition specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your technical requirements.

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 oxidizing agents, strong bases, and heat sources. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	65 - 70 °C
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.