Description

3-Pyridinemethanesulfonic acid, 5,5-1,4-phenylenebisimino(6-fluoro-1,3,5-triazine-4,2-diyl)imino(6-sulfo-3,1-phenylene)azobis1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-, sodium salt is a high-purity, complex organic sodium salt designed for advanced chemical synthesis and research applications. This compound is valued for its unique molecular architecture, which incorporates multiple functional groups including sulfonic acid, triazine, and azo linkages, making it a versatile intermediate. It is primarily sought after by researchers and manufacturers in the fields of specialty dyes and pigments, pharmaceutical intermediates, and advanced material science.

Application

• Key Intermediate for Functional Dyes: Used in the synthesis of high-performance, water-soluble azo dyes and pigments for textiles, inks, and coatings.
• Pharmaceutical Research: Serves as a sophisticated building block in the development of novel active pharmaceutical ingredients (APIs) and diagnostic agents.
• Advanced Material Synthesis: Employed in creating functional polymers, metal-organic frameworks (MOFs), and other specialty materials requiring precise molecular design.
• Chemical Research & Development: A valuable reagent for exploring new organic reactions and synthesizing complex heterocyclic compounds in academic and industrial R&D labs.
• Liquid Crystal and Electronic Material Precursor: Potential use in the synthesis of components for display technologies and organic electronics due to its conjugated structure.

Basic Information

Product Name	3-Pyridinemethanesulfonic acid, 5,5-1,4-phenylenebisimino(6-fluoro-1,3,5-triazine-4,2-diyl)imino(6-sulfo-3,1-phenylene)azobis1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-, sodium salt
CAS No.	178198-11-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Sodium 1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-5-[4-[[4-[[5-(sulfomethyl)-2-[(E)-[4-[4,6-bis(6-fluoro-4-hydroxy-1,3,5-triazin-2-ylamino)phenyl]azo]-3-sulfophenyl]hydrazinyl]-6-fluoro-1,3,5-triazin-2-yl]amino]phenyl]azo]-3-pyridinemethanesulfonate; C.I. Reactive Black 31; Reactive Black 31; Sodium 5-[4-[[4-[[5-(carboxymethyl)-2-[(E)-[4-[4,6-bis(6-fluoro-4-hydroxy-1,3,5-triazin-2-ylamino)phenyl]azo]-3-sulfophenyl]hydrazinyl]-6-fluoro-1,3,5-triazin-2-yl]amino]phenyl]azo]-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-3-pyridinemethanesulfonate (related isomer).
EINECS	Contact for details

Quality Control

Our production of this specialty chemical adheres to a strict quality management system. Every batch is analyzed to confirm identity, purity, and consistency using advanced analytical techniques such as HPLC and NMR. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to ensure full traceability and compliance with your research or manufacturing specifications.

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 nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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