Description

1-Dodecylpyridinium Hydrogen Sulphate is a quaternary ammonium salt surfactant with a long hydrophobic alkyl chain. This compound is valued for its excellent surface-active properties and cationic nature, making it a versatile agent for modifying interfaces and imparting antimicrobial effects. It is primarily utilized in industrial sectors requiring phase transfer catalysis, textile processing, and the formulation of biocidal products.

Application

• Phase Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, particularly in organic synthesis and polymer manufacturing.
• Textile Auxiliary: Acts as a softener, antistatic agent, and dyeing assistant for synthetic and natural fibers.
• Biocide/Disinfectant Formulations: Serves as an active cationic surfactant in industrial and institutional cleaning products for its antimicrobial efficacy.
• Emulsifier and Dispersant: Stabilizes emulsions and suspensions in agrochemicals, coatings, and specialty chemical preparations.
• Corrosion Inhibitor: Used in industrial water treatment and metalworking fluids to protect metal surfaces.
• Research & Development: Employed in academic and industrial labs as a model cationic surfactant for studying micelle formation and colloidal systems.

Basic Information

Product Name	1-Dodecylpyridinium Hydrogen Sulphate
CAS No.	17342-21-1
Molecular Formula	C₁₇H₃₁NO₄S
Molecular Weight	345.50 g/mol
Synonyms	Dodecylpyridinium Hydrogen Sulfate; Dodecylpyridinium Bisulfate; Laurylpyridinium Hydrogen Sulfate; N-Dodecylpyridinium Hydrogen Sulfate; 1-Laurylpyridinium Hydrogen Sulfate; Pyridinium, 1-dodecyl-, sulfate (1:1); Dodecylpyridinium Sulfate; CPC Hydrogen Sulfate (related analogue)
EINECS	241-366-1

Quality Control

Our 1-Dodecylpyridinium Hydrogen Sulphate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing specific results for assay, impurities, and physical parameters is provided with every shipment to guarantee compliance with your technical requirements.

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). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%
pH (10% solution)	2.0 - 4.0

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