Description

4-Dodecyl-3-Sulphonatobenzenediazonium is a specialized diazonium salt derivative, a key intermediate in advanced organic synthesis and surface modification processes. Its value lies in its unique bifunctional structure, combining a long-chain alkyl group for hydrophobicity with a reactive diazonium moiety and a sulfonate group for water solubility and ionic character. This compound is essential for researchers and manufacturers in the specialty chemicals, polymer, and advanced materials sectors, particularly for creating functionalized surfaces, coupling agents, and photoactive materials.

Application

• As a versatile photoinitiator or photosensitizer in UV-curable coatings, inks, and photoresists.
• As a surface modification agent for grafting organic layers onto metals, polymers, and carbon-based materials to alter surface energy and functionality.
• As a key intermediate in diazo coupling reactions for the synthesis of azo dyes, pigments, and functional polymers.
• In the preparation of self-assembled monolayers (SAMs) and other nanostructured materials for sensor and electronic applications.
• For the functionalization of nanoparticles to improve dispersion stability and introduce specific chemical reactivity.
• In research and development of novel electrode modifiers and conductive polymers.

Basic Information

Product Name	4-Dodecyl-3-Sulphonatobenzenediazonium
CAS No.	94160-09-5
Molecular Formula	C18H29N2O3S+
Molecular Weight	353.50 g/mol
Synonyms	4-Dodecylbenzenediazonium-3-sulfonate; Dodecylbenzenesulfonic acid diazonium salt; Laurylbenzenesulfonic acid diazonium salt; 3-Sulfo-4-dodecylbenzenediazonium; Benzenesulfonic acid, 4-dodecyldiazenyl-; Diazonium salt of dodecylbenzenesulfonic acid
EINECS	Contact for details

Quality Control

Our 4-Dodecyl-3-Sulphonatobenzenediazonium is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and support our products with detailed Certificates of Analysis (COA), which are available upon request. Our quality systems are designed to meet the rigorous demands of research and industrial-scale applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place, ideally at temperatures between 2°C and 8°C. Due to its light-sensitive and easily oxidized nature, this material should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term stability and stored away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm

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