Description

p-Cresol is a vital monomethyl phenol isomer, widely recognized for its role as a key chemical intermediate in industrial synthesis. Its reactive phenolic hydroxyl and methyl groups make it indispensable for creating more complex molecules with enhanced properties. This compound is essential for manufacturers in the agrochemical, pharmaceutical, and specialty chemical sectors seeking reliable, high-purity raw materials for their production processes.

Application

• Antioxidant and UV Stabilizer Production: A primary building block for synthesizing antioxidants like BHT (Butylated Hydroxytoluene) and other phenolic antioxidants used in plastics, rubber, and fuels.
• Pharmaceutical Intermediates: Serves as a crucial precursor in the manufacture of various drugs, including disinfectants, antiseptics, and specific vitamin E (tocopherol) analogs.
• Agrochemical Synthesis: Used in the production of herbicides, pesticides, and fungicides, where its phenolic structure is incorporated into active ingredients.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of certain azo dyes and other colorants.
• Fragrance and Flavor Ingredients: Employed in the controlled synthesis of components for musk fragrances and certain flavoring agents.
• Resin Modification: Utilized in the production and modification of phenolic resins, epoxy resins, and other polymers to alter properties like flexibility and reactivity.

Basic Information

Product Name	p-Cresol
CAS No.	106-44-5
Molecular Formula	C7H8O
Molecular Weight	108.14 g/mol
Synonyms	4-Methylphenol; 4-Cresol; p-Cresylic Acid; 1-Hydroxy-4-methylbenzene; p-Hydroxytoluene; p-Methylphenol; 4-Hydroxytoluene; p-Oxytoluene; Para-Cresol; Crésol (p-)
EINECS	203-398-6

Quality Control

Our p-Cresol is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, isomer content, and impurity profiles. Our quality commitment aligns with industrial and fine chemical standards, and we can support requirements for GMP or other specific regulatory frameworks upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents, strong bases, and acid chlorides. Recommended storage temperature is between 15°C and 25°C. The product is hygroscopic (moisture-sensitive).

Specification

Item	Specification
Appearance	White to pale yellow crystals or solid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Melting Point	32°C - 35°C
Water Content (KF)	≤ 0.5%
Related Substances (GC)	o-Cresol & m-Cresol: ≤ 0.5% total

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