Description

5-[(Butylamino)Sulphonyl]-2-Methoxybenzenediazonium is a specialized diazonium salt derivative, a key intermediate in the synthesis of azo dyes and pigments. Its value lies in its ability to form stable, covalent bonds with aromatic compounds, enabling the creation of vibrant and colorfast dyes. This compound is essential for manufacturers in the textile, ink, and specialty chemical industries seeking to develop high-performance colorants.

Application

• Primary Intermediate for Azo Dyes & Pigments: Serves as a critical coupling agent in the production of high-quality, complex azo colorants for textiles and plastics.
• Textile Dye Manufacturing: Used in synthesizing dyes for cotton, nylon, and other synthetic fibers, offering excellent wash and light fastness.
• Inkjet and Printing Ink Formulation: A key component in creating specialized pigments for high-resolution inks, providing intense color saturation.
• Liquid Crystal Display (LCD) Color Filters: Employed in the synthesis of pigments for precise color filters in electronic displays.
• Research & Development (R&D): Used in academic and industrial labs for developing novel chromophores and studying diazonium chemistry.
• Photographic Chemicals: Can be utilized in certain specialized photographic processes as a sensitizing agent.

Basic Information

Product Name	5-[(Butylamino)Sulphonyl]-2-Methoxybenzenediazonium
CAS No.	26651-25-2
Molecular Formula	C11H16N4O3S
Molecular Weight	284.33 g/mol
Synonyms	2-Methoxy-5-[(butylamino)sulfonyl]benzenediazonium; 5-(Butylaminosulfonyl)-2-methoxybenzenediazonium; Fast Blue B Base; Variamine Blue B Base; Diazo Fast Blue B; C.I. 37240; Azoic Diazo Component 48; 2-Methoxy-5-sulfamoylbenzenediazonium, N-butyl derivative
EINECS	Contact for details

Quality Control

Our 5-[(Butylamino)Sulphonyl]-2-Methoxybenzenediazonium is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity for industrial synthesis. Each lot is analyzed to confirm identity, purity, and the absence of critical impurities. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (by HPLC), moisture content, and heavy metals is provided with every shipment to support your quality assurance processes.

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 (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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