Description

N,N'-(2,4-Dimethyl-Phenyl)-N,N'-(4-Dimethyl-Phenyl)-(3,3'-Dimethyl-Biphenyl)-4,4'-Diamine is a high-purity, diarylamine-based organic compound, specifically a tetramethyl-substituted biphenyldiamine derivative. This chemical is valued for its role as a critical intermediate and functional material in advanced organic synthesis and electronic applications. It is primarily sought by manufacturers and R&D facilities in the pharmaceutical, agrochemical, and organic electronics sectors for developing novel compounds and materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides requiring specific diarylamine structures.
• Organic Electronic Materials: Acts as a hole-transport material (HTM) or precursor in the manufacture of organic light-emitting diodes (OLEDs) and photoconductors.
• Polymer Stabilizer: Functions as an antioxidant or stabilizer additive in high-performance polymers to prevent thermal and oxidative degradation.
• Dye and Pigment Manufacturing: Employed as an intermediate in the synthesis of specialized dyes and pigments for industrial applications.
• Research & Development: A valuable reagent for academic and industrial R&D in organic chemistry and materials science.

Basic Information

Product Name	N,N'-(2,4-Dimethyl-Phenyl)-N,N'-(4-Dimethyl-Phenyl)-(3,3'-Dimethyl-Biphenyl)-4,4'-Diamine
CAS No.	137133-18-7
Molecular Formula	C36H36N2
Molecular Weight	496.69 g/mol
Synonyms	4,4'-Bis(2,4-dimethylphenylamino)-3,3'-dimethylbiphenyl; 3,3'-Dimethyl-N,N,N',N'-tetra-p-tolyl-[1,1'-biphenyl]-4,4'-diamine; N,N,N',N'-Tetra-p-tolyl-3,3'-dimethylbiphenyl-4,4'-diamine; Tetramethyl-Spiro-TAD; TM-Spiro-TAD; 3,3'-Dimethyl-N1,N1,N4,N4-tetrakis(4-methylphenyl)-[1,1'-biphenyl]-4,4'-diamine; Spiro-TAD derivative
EINECS	Contact for details

Quality Control

Our production of N,N'-(2,4-Dimethyl-Phenyl)-N,N'-(4-Dimethyl-Phenyl)-(3,3'-Dimethyl-Biphenyl)-4,4'-Diamine adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound may be light-sensitive; prolonged exposure to light should be avoided. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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