Description

3-Pyridinemethanesulfonic acid, 5-5-4-2-2-(ethenylsulfonyl)ethoxyethylamino-6-fluoro-1,3,5-triazin-2-ylamino-2-sulfophenylazo-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-, disodium salt is a high-purity, complex reactive dye intermediate designed for advanced colorant synthesis. This compound matters for its role in creating high-performance, wash-fast dyes with excellent fiber reactivity, particularly for polyamide and protein-based textiles. Industrial manufacturers and R&D laboratories in the textile, specialty chemical, and advanced materials sectors require this precise chemical building block to develop vibrant and durable colorants.

Application

• Primary Intermediate for Reactive Dyes: Key precursor in the synthesis of high-quality reactive dyes for nylon, wool, silk, and other polyamide fibers.
• Textile Colorant Manufacturing: Used to produce dyes with superior wash-fastness, light-fastness, and brilliant shades for the textile industry.
• Specialty Chemical Synthesis: Serves as a sophisticated building block in the research and development of novel chromophores and functional dyes.
• Biomolecule Staining & Labeling: Potential application in developing reactive probes for staining proteins or other biomolecules in life science research.
• Advanced Material Functionalization: Can be utilized to introduce chromophoric groups onto polymer surfaces or within material matrices.
• Industrial Ink Formulation: Suitable for formulating specialized inks where high color strength and substrate adhesion are critical.

Basic Information

Item	Details
Product Name	3-Pyridinemethanesulfonic acid, 5-5-4-2-2-(ethenylsulfonyl)ethoxyethylamino-6-fluoro-1,3,5-triazin-2-ylamino-2-sulfophenylazo-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-, disodium salt
CAS No.	111850-27-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Reactive Dye Intermediate 111850-27-2; Disodium salt of a complex pyridine-triazine-azo dye; C.I. Reactive Dye Precursor; 6-Fluoro-1,3,5-triazin-2-yl based reactive dye intermediate; Vinylsulfonyl reactive dye intermediate; Polyamide fiber reactive dye intermediate; Azo dye derivative with vinylsulfone group
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is analyzed using modern analytical techniques including HPLC and spectroscopic methods. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and R&D processes.

Storage

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

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Contact for specific grade)
Water Content	≤ 5.0%
Heavy Metals	≤ 20 ppm
Solubility	Soluble in water, DMSO

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