Description

Octadecylguanidine Monohydrochloride is a high-purity, long-chain guanidine derivative salt. This compound serves as a versatile intermediate and functional additive, valued for its cationic surfactant properties and ability to interact with various substrates. It is primarily utilized in the synthesis of specialty chemicals, as a biocide component, and in materials science for surface modification. Industrial buyers in the agrochemical, pharmaceutical, and polymer sectors seek this material for its consistent quality and reliable performance.

Application

• Antimicrobial Agent Synthesis: A key intermediate in the production of cationic biocides and disinfectants for industrial and institutional applications.
• Agrochemical Formulations: Used in the synthesis of fungicides and plant protection agents, leveraging its surfactant properties for enhanced efficacy.
• Polymer Additive: Acts as a functional monomer or additive to impart antistatic, antimicrobial, or compatibilizing properties to polymers and coatings.
• Surface Modification: Employed to modify the surface charge and properties of silica, clays, and other inorganic materials.
• Pharmaceutical Intermediate: Serves as a building block in the synthesis of certain active pharmaceutical ingredients (APIs) and diagnostic agents.
• Corrosion Inhibitor Component: Incorporated into formulations for metalworking fluids and industrial cooling water systems.
• Research & Development: A valuable reagent in organic synthesis and materials science research for creating novel guanidine-based compounds.

Basic Information

Product Name	Octadecylguanidine Monohydrochloride
CAS No.	23604-21-9
Molecular Formula	C19H41ClN3
Molecular Weight	346.99 g/mol
Synonyms	Stearylguanidine Hydrochloride; 1-Octadecylguanidine Hydrochloride; N-Octadecylguanidine Hydrochloride; Guanidine, N-octadecyl-, monohydrochloride; Octadecylguanidine HCl; Stearyl Guanidine HCl; Arquad® SG-50 (related); Crodamine® SG (related)
EINECS	Contact for details

Quality Control

Our Octadecylguanidine Monohydrochloride is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment ensures the material meets the stringent requirements for use in intermediate synthesis and specialty 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 material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Chloride Content	Conforms to theoretical

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