Description

4-[2-(4-Nitro-2-Sulphophenyl)Vinyl]-3-Sulphobenzenediazonium Chloride is a specialized diazonium salt derivative, a key intermediate in the synthesis of advanced colorants and functional materials. Its unique structure, featuring both diazonium and sulphonate groups, makes it a versatile building block for creating dyes and pigments with specific optical and chemical properties. This compound is essential for manufacturers in the dye and pigment, specialty chemical, and advanced material research sectors seeking to develop high-performance products.

Application

• Primary Intermediate for Azo Dyes and Pigments: Serves as a critical coupling component in the synthesis of complex, high-value azo colorants, particularly for textile, ink, and coating applications.
• Functional Dye Synthesis: Used in the production of dyes for specialized applications, including laser dyes, optical data storage media, and non-linear optical materials.
• Photoresist and Imaging Chemistry: Acts as a photoactive compound (PAC) in certain photoresist formulations for the electronics and microelectronics industries.
• Chemical Research and Development: Employed as a versatile reagent in organic synthesis for introducing specific functional groups or creating novel molecular architectures.
• Bioconjugation and Labeling Reagents: Potential use in the development of reagents for labeling biomolecules due to its reactive diazonium group.

Basic Information

Product Name	4-[2-(4-Nitro-2-Sulphophenyl)Vinyl]-3-Sulphobenzenediazonium Chloride
CAS No.	67969-96-4
Molecular Formula	C14H10ClN3O8S2
Molecular Weight	455.83 g/mol
Synonyms	4-[2-(4-Nitro-2-sulfophenyl)ethenyl]-3-sulfobenzenediazonium chloride; 2,2'-(1,2-Ethenediyl)bis[5-(diazonio)-4-nitrobenzenesulfonate] chloride; Diazonium salt of 4,4'-dinitrostilbene-2,2'-disulfonic acid; DNDS diazonium salt; 4-Nitro-2-sulfostyryl-3-sulfobenzenediazonium chloride
EINECS	Contact for details

Quality Control

Our production of 4-[2-(4-Nitro-2-Sulphophenyl)Vinyl]-3-Sulphobenzenediazonium Chloride adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and reliability for your synthesis processes. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

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). Due to its hygroscopic and light-sensitive nature, containers must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and oxidation. Keep away from heat, sparks, and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Solubility	Soluble in water, DMF; slightly soluble in methanol

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