Description

4-Chloro-3-Ethylphenol is a versatile halogenated phenolic compound with significant industrial utility. Its unique structure, combining a chloro and an ethyl substituent on the phenol ring, makes it a valuable intermediate and functional additive in advanced chemical synthesis. This compound is essential for manufacturers in the agrochemical, pharmaceutical, and polymer industries seeking to develop products with specific properties. We supply high-purity grades to meet the stringent requirements of global B2B customers.

Application

• Agrochemical Intermediate: A key building block in the synthesis of modern herbicides, fungicides, and pesticides, contributing to crop protection and yield enhancement.
• Pharmaceutical Synthesis: Serves as a crucial precursor in the development of active pharmaceutical ingredients (APIs), particularly in antimicrobial and antiseptic formulations.
• Polymer & Resin Modifier: Used as a stabilizer, antioxidant, or reactive monomer to enhance the thermal stability and durability of specialty polymers and epoxy resins.
• Biocide & Preservative: Functions as an effective antimicrobial agent in industrial preservatives for fuels, paints, adhesives, and metalworking fluids.
• Chemical Research & Development: Employed as a standard or reagent in organic synthesis and material science research for creating novel compounds.
• Dye & Pigment Manufacturing: Acts as an intermediate in the production of complex dyes and organic pigments.

Basic Information

Product Name	4-Chloro-3-Ethylphenol
CAS No.	14143-32-9
Molecular Formula	C8H9ClO
Molecular Weight	156.61 g/mol
Synonyms	3-Ethyl-4-chlorophenol; 4-Chloro-3-ethyl-1-hydroxybenzene; 1-Chloro-2-ethyl-4-hydroxybenzene; p-Chloro-m-ethylphenol; 4-Chloro-3-ethylphenol; 2-Ethyl-4-chlorophenol; Phenol, 4-chloro-3-ethyl-; 4-Cl-3-Et-PhOH
EINECS	237-998-5

Quality Control

Our 4-Chloro-3-Ethylphenol is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. We employ advanced analytical techniques, including HPLC, GC, and NMR, to verify identity, purity, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment. Our quality commitment ensures the product meets the high standards required for industrial and research 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 oxidizing agents, strong bases, and sources of ignition. The container should be kept tightly sealed when not in use to minimize moisture absorption and volatilization.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	48 - 52 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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