Description

2-Hydroxy-5-Nitro-4-Sulphonaphthalene-1-Diazonium is a specialized diazonium salt derivative of naphthalene, valued for its role as a key synthetic intermediate and chromophore precursor. This compound matters for its ability to introduce specific functional groups and color-forming properties into target molecules, enabling the synthesis of dyes, pigments, and other advanced materials. It is primarily needed by manufacturers in the dye and pigment, specialty chemical, and pharmaceutical intermediate industries.

Application

• Dye and Pigment Manufacturing: A crucial coupling component for the synthesis of azo dyes and pigments, particularly for textiles, inks, and plastics.
• Chemical Synthesis: Serves as a versatile diazonium intermediate for introducing the diazo functional group into complex organic molecules.
• Photographic Chemicals: Used in the production of light-sensitive compounds and color couplers for photographic films and papers.
• Analytical Reagents: Employed in the preparation of reagents for colorimetric detection and analysis in laboratory settings.
• Research & Development: A valuable building block in academic and industrial R&D for exploring new synthetic pathways and functional materials.

Basic Information

Product Name	2-Hydroxy-5-Nitro-4-Sulphonaphthalene-1-Diazonium
CAS No.	61702-47-4
Molecular Formula	C₁₀H₅N₃O₆S
Molecular Weight	295.23 g/mol
Synonyms	5-Nitro-2-naphthol-4-sulfonic acid diazonium salt; 1-Diazo-2-hydroxy-5-nitro-4-sulfonaphthalene; 2-Hydroxy-5-nitro-4-sulfonaphthalenediazonium; Diazonium salt of 5-nitro-2-naphthol-4-sulfonic acid; 4-Sulfo-2-hydroxy-5-nitro-1-diazonaphthalene; 5-Nitro-4-sulfo-2-naphtholdiazonium salt
EINECS	Contact for details

Quality Control

Our 2-Hydroxy-5-Nitro-4-Sulphonaphthalene-1-Diazonium is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to orange powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
Solubility	Soluble in water, alkaline solutions

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