Description

4,4'-Bis(Aminomethyl)Biphenyl Dihydrochloride is a high-purity organic salt primarily used as a critical building block in advanced chemical synthesis. Its value lies in its bifunctional structure, featuring two reactive primary amine groups protected as hydrochloride salts, which provides excellent stability and handling properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, particularly for creating high-performance polymers, liquid crystals, and active pharmaceutical intermediates (APIs).

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules, particularly those requiring rigid biphenyl backbones.
• Polymer Chemistry: Serves as a diamine monomer for producing high-temperature resistant polyamides, polyimides, and epoxy curing agents.
• Liquid Crystal Production: Used in the manufacture of advanced liquid crystal materials for displays and optical devices.
• Agrochemical Synthesis: An important building block for creating novel herbicides, fungicides, and plant growth regulators.
• Cross-linking Agent: Functions as an effective cross-linker in resin and coating formulations to enhance mechanical and thermal properties.
• Research & Development: A valuable reagent in organic chemistry R&D for constructing conjugated systems and supramolecular structures.
• Dye and Pigment Industry: Used in the synthesis of specialized dyes and optical brighteners.

Basic Information

Product Name	4,4'-Bis(Aminomethyl)Biphenyl Dihydrochloride
CAS No.	82487-39-6
Molecular Formula	C14H18N2·2HCl
Molecular Weight	295.22 g/mol (Free base: 214.31 g/mol)
Synonyms	4,4'-Bis(aminomethyl)-1,1'-biphenyl Dihydrochloride; 4,4'-Diaminodiphenylmethane Dihydrochloride Derivative; Biphenyl-4,4'-diyldimethanamine Dihydrochloride; 4,4'-Methylenebis(benzylamine) Dihydrochloride; 4,4'-Bis(aminomethyl)diphenyl Dihydrochloride; BADB Dihydrochloride; [1,1'-Biphenyl]-4,4'-dimethanamine Dihydrochloride
EINECS	Contact for details

Quality Control

Our 4,4'-Bis(Aminomethyl)Biphenyl Dihydrochloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure compliance with exacting purity standards. A comprehensive Certificate of Analysis (COA) is provided, detailing key parameters such as assay, impurity profile, and physical characteristics. We support our clients' regulatory needs and can supply material suitable for research and commercial applications under cGMP guidelines where required.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Single impurity ≤ 0.5%; Total impurities ≤ 1.5%

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