Description

4-Hydroxy-2'-Methyldiphenylamine is a specialized aromatic amine derivative of significant industrial interest. This compound serves as a versatile intermediate and functional additive, valued for its chemical reactivity and structural properties. It is primarily utilized in the synthesis of advanced materials, including polymers, dyes, and antioxidants, catering to the needs of the fine chemical, polymer, and specialty chemical manufacturing sectors.

Application

• Polymer Industry: Acts as a key monomer or chain modifier in the production of high-performance polymers and resins.
• Antioxidant Synthesis: Serves as a crucial precursor in the manufacture of phenolic and amine-based antioxidant additives for plastics, rubber, and lubricants.
• Dye and Pigment Intermediate: Used in the synthesis of complex organic dyes and pigments, contributing to colorant development.
• Pharmaceutical Intermediates: Employed as a building block in the research and development of active pharmaceutical ingredients (APIs).
• Agrochemicals: Functions as an intermediate in the synthesis of certain herbicides, pesticides, and plant growth regulators.
• Research & Development: Utilized in academic and industrial R&D for studying reaction mechanisms and developing new chemical entities.

Basic Information

Product Name	4-Hydroxy-2'-Methyldiphenylamine
CAS No.	23197-53-7
Molecular Formula	C13H13NO
Molecular Weight	199.25 g/mol
Synonyms	2'-Methyl-4-hydroxydiphenylamine; 4-Hydroxy-2-methylbiphenylamine; 2-Methyl-4-aminophenol diphenyl ether (related structure); 4-(2-Methylphenyl)aminophenol; 2'-Methyl-4-aminodiphenyl ether; N-(2-Methylphenyl)-4-aminophenol; 4-Anilino-2-methylphenol; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-2'-Methyldiphenylamine is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing to ensure high purity and consistency. We provide detailed Certificates of Analysis (COA) that include key parameters such as assay, identity confirmation, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.