Description

3-Ethyl-p-Cresol is a high-purity alkylated phenol derivative, a key intermediate in the synthesis of advanced chemical products. Its value lies in its versatile phenolic structure, which can be functionalized for use in high-performance applications requiring specific steric and electronic properties. This compound is essential for manufacturers in the agrochemical, pharmaceutical, and specialty polymer industries seeking reliable, high-quality building blocks for complex synthesis.

Application

• Agrochemical Intermediates: Serves as a crucial precursor in the synthesis of advanced herbicides, fungicides, and plant growth regulators.
• Pharmaceutical Synthesis: Used as a building block for active pharmaceutical ingredients (APIs), particularly in the development of antiseptics, disinfectants, and other phenolic drug compounds.
• Antioxidant Production: Acts as a key intermediate in the manufacture of phenolic antioxidants for plastics, rubber, and fuels to prevent oxidative degradation.
• Fragrance and Flavor Chemistry: Employed in the controlled synthesis of specific aroma chemicals and flavoring agents due to its alkylated phenolic structure.
• Specialty Polymer Modifiers: Utilized to introduce phenolic functionality into polymers, enhancing properties like thermal stability, adhesion, or reactivity.
• Research & Development: A valuable reagent in organic chemistry R&D for exploring new synthetic pathways and creating novel chemical entities.

Basic Information

Item	Details
Product Name	3-Ethyl-p-Cresol
CAS No.	6161-67-7
Molecular Formula	C9H12O
Molecular Weight	136.19 g/mol
Synonyms	3-Ethyl-4-methylphenol; 4-Methyl-3-ethylphenol; 3-Ethyl-4-cresol; p-Cresol, 3-ethyl-; 3-Ethyl-4-hydroxy-1-methylbenzene; 3-Ethyl-4-methyl-1-hydroxybenzene; 1-Hydroxy-3-ethyl-4-methylbenzene
EINECS	228-222-8

Quality Control

Our 3-Ethyl-p-Cresol is produced under a stringent quality management system. Every batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency meet the high standards required for industrial and research applications. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is easily oxidized; for long-term storage or after opening, maintaining an inert atmosphere (e.g., under nitrogen) is recommended to preserve purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Total impurities ≤ 2.0%
Specific Gravity (20°C)	0.980 - 1.020

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