Description

1,5-Naphthalenedisulfonic Acid, 3-2-(Acetylamino)-4-4-2-2-(Ethenylsulfonyl)Ethoxyethylamino-6-Fluoro-1,3,5-Triazin-2-Ylaminophenylazo-, Disodium Salt is a high-purity, reactive dye intermediate engineered for advanced colorant synthesis. This compound matters for its ability to impart specific, durable color properties and reactivity in demanding industrial applications. It is primarily needed by manufacturers in the textile, ink, and specialty polymer industries seeking to develop high-performance dyes and pigments.

Application

• Reactive Dye Synthesis: A key intermediate for producing high-fastness reactive dyes used in textile dyeing and printing, particularly for cotton and cellulose fibers.
• Functional Pigment Manufacturing: Used in the creation of specialized pigments for inks, coatings, and plastics requiring specific color strength and stability.
• Biomolecule Staining: Potential application in the development of staining agents for biological research and diagnostics due to its chromophoric and reactive groups.
• Advanced Material Research: Serves as a building block in research for novel photonic materials, sensors, or light-harvesting complexes.
• Paper Coloring: Used in the formulation of specialty dyes for high-quality paper and packaging materials.
• Leather Finishing: Employed in dye systems for leather to achieve vibrant and durable colors.

Basic Information

Product Name	1,5-Naphthalenedisulfonic Acid, 3-2-(Acetylamino)-4-4-2-2-(Ethenylsulfonyl)Ethoxyethylamino-6-Fluoro-1,3,5-Triazin-2-Ylaminophenylazo-, Disodium Salt
CAS No.	98635-31-5
Molecular Formula	C31H28F1N9Na2O11S3
Molecular Weight	867.77 g/mol
Synonyms	Reactive Dye Intermediate 98635-31-5; Disodium 3-[(4-{[4-({2-[(Ethenylsulfonyl)ethoxy]ethyl}amino)-6-fluoro-1,3,5-triazin-2-yl]amino}phenyl)azo]-2-acetamido-1,5-naphthalenedisulfonate; 1,5-Naphthalenedisulfonic acid, 3-(acetylamino)-4-[4-[[4-[[2-[(ethenylsulfonyl)ethoxy]ethyl]amino]-6-fluoro-1,3,5-triazin-2-yl]amino]phenyl]azo]-, sodium salt (1:2); C.I. Reactive Red 198 (related); Fluorine-containing reactive dye intermediate; Vinylsulfone reactive triazine dye intermediate; Azo-naphthalene disulfonate dye precursor.
EINECS	Contact for details

Quality Control

Our production of this reactive dye intermediate adheres to strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and reliability for your synthesis processes. Certificates of Analysis (COA) detailing assay, impurity profile, and physical specifications are available upon request to support your quality assurance protocols.

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). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of moisture from the air.

Specification

Item	Specification
Appearance	Dark red to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture Content (KF)	≤ 5.0%
Sulfated Ash	≤ 20.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Freely soluble

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