Description

Trimethyl(p-Aminophenyl)Ammonium Chloride Hydrochloride is a high-purity organic ammonium salt with significant utility in advanced chemical synthesis. This compound serves as a critical building block and intermediate for the production of specialty chemicals, dyes, and functional materials. It is particularly valuable for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries seeking to introduce quaternary ammonium or aniline functionalities into complex molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring functionalized aniline or quaternary ammonium groups.
• Dye and Pigment Manufacturing: Serves as an intermediate for producing azo dyes, cationic dyes, and other colorants where the aminophenyl moiety is essential.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and plant growth regulators that incorporate specific ammonium salt structures.
• Polymer Chemistry: Acts as a monomer or functionalization agent for creating specialty polymers, ion-exchange resins, and materials with specific surface charges.
• Biochemical Research: Employed as a reagent or precursor in biochemical studies and for modifying biomolecules.
• Catalyst and Ligand Preparation: Useful for synthesizing phase-transfer catalysts or as a ligand precursor in coordination chemistry.

Basic Information

Product Name	Trimethyl(p-Aminophenyl)Ammonium Chloride Hydrochloride
CAS No.	6148-14-7
Molecular Formula	C9H15N2Cl • HCl or C9H16Cl2N2
Molecular Weight	239.15 g/mol
Synonyms	4-(Trimethylammonio)aniline Chloride Hydrochloride; N,N,N-Trimethyl-4-aminobenzenaminium Chloride Hydrochloride; p-Aminophenyltrimethylammonium Chloride Hydrochloride; (4-Aminophenyl)trimethylammonium Chloride Hydrochloride; TMPA•HCl; Trimethyl-p-phenylenediammonium Dichloride; 1-Amino-4-(trimethylammonio)benzene Dichloride
EINECS	Contact for details

Quality Control

Our Trimethyl(p-Aminophenyl)Ammonium Chloride Hydrochloride is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept sealed to prevent moisture absorption. 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)	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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