Description

1-(Carboxymethyl)Pyridiniumchloride is a versatile pyridinium-based organic salt with significant utility in chemical synthesis. Its bifunctional structure, featuring both a quaternary ammonium center and a carboxylic acid group, makes it a valuable intermediate for creating specialty surfactants, phase-transfer catalysts, and ionic liquids. This compound is particularly relevant for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel compounds with tailored properties.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, particularly those requiring quaternary ammonium functionalities for enhanced bioavailability or antimicrobial activity.
• Phase-Transfer Catalyst (PTC): Serves as an effective catalyst in organic synthesis reactions, facilitating the migration of reactants between immiscible liquid phases, such as in alkylation or esterification processes.
• Surfactant & Detergent Precursor: Acts as a key building block for the production of betaine-type amphoteric surfactants, which are mild and compatible with various formulations in personal care and industrial cleaning products.
• Ionic Liquid Synthesis: Employed as a precursor for creating task-specific ionic liquids, which are used as green solvents in separation processes, electrochemistry, and catalysis.
• Agrochemical Synthesis: Utilized in the manufacture of certain herbicides, fungicides, and plant growth regulators where its ionic character can improve formulation stability or biological activity.
• Bioconjugation & Protein Modification: The carboxylic acid group allows for coupling reactions, making it useful in biochemical research for labeling or modifying biomolecules.

Basic Information

Product Name	1-(Carboxymethyl)Pyridiniumchloride
CAS No.	6266-23-5
Molecular Formula	C7H8ClNO2
Molecular Weight	173.60 g/mol
Synonyms	1-Carboxymethylpyridinium Chloride; Pyridinium, 1-(carboxymethyl)-, chloride; N-Carboxymethylpyridinium Chloride; Betaine Hydrochloride Pyridine Complex; (Carboxymethyl)pyridinium Chloride; N-(Carboxymethyl)pyridinium Chloride; Pyridine Betaine Hydrochloride
EINECS	228-432-6

Quality Control

Our 1-(Carboxymethyl)Pyridiniumchloride is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing results from HPLC, NMR, and titration methods. Our quality commitment ensures consistent performance and reliable supply for your critical synthesis applications.

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 product is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed after each use to prevent absorption of atmospheric moisture, which can lead to caking or decomposition. 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%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Chloride Content (Titration)	19.5 - 21.5%

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