Description

3,4,5-Trimethylphenol is a versatile alkylated phenol derivative with the CAS registry number 527-54-8. This compound serves as a critical synthetic intermediate and functional additive in advanced chemical manufacturing. It is essential for industries requiring high-purity phenolic building blocks for the synthesis of antioxidants, pharmaceuticals, and specialty polymers.

Application

• Pharmaceutical Intermediates: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules.
• Antioxidant Synthesis: A crucial precursor for manufacturing high-performance phenolic antioxidants used in plastics, rubber, and fuels.
• Agrochemicals: Intermediate in the production of certain herbicides, fungicides, and plant growth regulators.
• Polymer Chemistry: Used as a monomer or modifier in the production of specialty resins, epoxy hardeners, and phenolic resins.
• Dye and Pigment Manufacturing: Serves as an intermediate in the synthesis of certain organic dyes and colorants.
• Flavor and Fragrance Industry: Employed in the synthesis of specific aroma chemicals and fragrance components.
• Research & Development: A valuable reagent for organic synthesis and material science research in academic and industrial laboratories.

Basic Information

Product Name	3,4,5-Trimethylphenol
CAS No.	527-54-8
Molecular Formula	C9H12O
Molecular Weight	136.19 g/mol
Synonyms	3,4,5-Trimethylphenol; 1-Hydroxy-3,4,5-trimethylbenzene; 3,4,5-Trimethyl-1-hydroxybenzene; Mesitol (common name); Phenol, 3,4,5-trimethyl-; 3,4,5-TMP
EINECS	208-418-7

Quality Control

Our 3,4,5-Trimethylphenol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets the required specifications for identity, purity, and impurity profiles. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to guarantee consistency and compliance with your application 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). This product is easily oxidized and should be handled under an inert atmosphere for long-term storage or when opening new containers to maintain purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	108°C - 112°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.