Description

1,5-Naphthalenedisulfonic Acid, 2-6-4-Chloro-6-4-2-(Sulfooxy)Ethylsulfonylphenylamino-1,3,5-Triazin-2-Ylamino-1-Hydroxy-3-Sulfo-2-Naphthalenylazo-, Sodium Salt is a high-purity, complex reactive dye intermediate essential for modern colorant synthesis. This compound is valued for its ability to form strong covalent bonds with textile fibers, resulting in exceptional wash and light fastness properties. It is a critical raw material for manufacturers of high-performance reactive dyes targeting the textile, leather, and specialty paper industries.

Application

• Reactive Dye Synthesis: Primary intermediate for manufacturing high-grade reactive dyes for cotton, viscose, and other cellulosic fibers.
• Textile Industry: Used in the production of dyes that offer brilliant shades, excellent leveling, and superior fastness to washing, light, and perspiration.
• Leather Coloring: Key component in dyes for leather finishing, providing deep, uniform, and durable coloration.
• Paper Dyeing: Employed in the manufacture of dyes for specialty and high-quality paper products requiring color stability.
• Ink Formulation: Serves as a precursor for pigments and dyes used in certain high-performance inkjet and printing inks.
• Research & Development: Used in chemical research for developing novel chromophores and studying dye-fiber interaction mechanisms.

Basic Information

Item	Detail
Product Name	1,5-Naphthalenedisulfonic Acid, 2-6-4-Chloro-6-4-2-(Sulfooxy)Ethylsulfonylphenylamino-1,3,5-Triazin-2-Ylamino-1-Hydroxy-3-Sulfo-2-Naphthalenylazo-, Sodium Salt
CAS No.	214425-86-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Reactive Red 268; Reactive Red 268; Sodium 4-chloro-6-{4-[2-(2-sulfatooxyethylsulfonyl)phenylamino]-1,3,5-triazin-2-ylamino}-5-hydroxy-3-{2-[4-(sulfonaphthalen-1-yl)diazenyl]phenylazo}naphthalene-2,7-disulfonate; 2,7-Naphthalenedisulfonic acid, 4-chloro-6-[4-[[2-[(sulfooxy)ethyl]sulfonyl]phenyl]amino]-1,3,5-triazin-2-yl]amino]-5-hydroxy-3-[[2-[4-(sulfo-1-naphthalenyl)diazenyl]phenyl]azo]-, sodium salt; Reactive Dye Intermediate RR268.
EINECS	Contact for details

Quality Control

Our production of this reactive dye intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and high chemical purity. Quality is verified through advanced analytical techniques including HPLC and spectrophotometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment 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 room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Moisture Content	Max. 5.0%
Solubility (in Water)	Completely soluble
Heavy Metals (as Pb)	Max. 20 ppm

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