Description

3,3',5,5'-Tetramethyl-[1,1'-Biphenyl]-4,4'-Diamine Hydrochloride is a high-purity, functionalized biphenyl derivative, specifically the hydrochloride salt of a tetramethyl-substituted benzidine analog. This compound is a critical advanced pharmaceutical intermediate and a versatile building block for the synthesis of complex organic molecules, valued for its structural rigidity and defined reactivity. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and specialty chemical sectors for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly for targeted therapies.
• Liquid Crystal Materials: Serves as a core unit in the production of advanced liquid crystal compounds for display technologies.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for creating high-performance, heat-resistant polymers and resins.
• Agrochemical Synthesis: Used in the development of new-generation herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Intermediate for producing azo dyes and other complex colorants with enhanced stability.
• Research & Development: Essential building block in academic and industrial labs for organic synthesis and material science projects.
• Electronics Industry: Potential use in the development of organic semiconductors and charge-transport materials.

Basic Information

Product Name	3,3',5,5'-Tetramethyl-[1,1'-Biphenyl]-4,4'-Diamine Hydrochloride
CAS No.	1184980-29-7
Molecular Formula	C16H22N2•HCl
Molecular Weight	278.82 g/mol
Synonyms	3,3',5,5'-Tetramethylbiphenyl-4,4'-diamine hydrochloride; 4,4'-Diamino-3,3',5,5'-tetramethylbiphenyl hydrochloride; TMBD•HCl; Tetramethylbenzidine dihydrochloride (analog); 4,4'-Diamino-3,3',5,5'-tetramethyl-1,1'-biphenyl hydrochloride; TMBPA Dihydrochloride; 3,3',5,5'-Tetramethyl-[1,1'-biphenyl]-4,4'-diamine monohydrochloride
EINECS	Contact for details

Quality Control

Our 3,3',5,5'-Tetramethyl-[1,1'-Biphenyl]-4,4'-Diamine Hydrochloride is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance, meeting the stringent requirements for advanced intermediates. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%
Solubility	Soluble in DMSO, Methanol; Slightly soluble in Water

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