Description

2-(4,6-Dichloro-1,3,5-Triazine-2-Ylamino)-5-Hydroxy-1,7-Naphthalenedisulfonic Acid Disodium Salt is a high-purity, reactive triazine derivative essential for advanced chemical synthesis. This compound serves as a critical key intermediate for creating functional dyes and optical brighteners with superior fastness and color properties. It is primarily utilized by manufacturers in the textile, paper, and specialty chemical industries seeking to develop high-performance products.

Application

• Reactive Dye Intermediate: A key building block for synthesizing high-quality reactive dyes used in cotton and cellulose fiber dyeing.
• Fluorescent Brightening Agent (FWA) Production: Used in the manufacture of optical brighteners for paper, textiles, and detergents.
• Specialty Chemical Synthesis: Serves as a versatile intermediate for creating functional chemicals with specific chromophoric or binding properties.
• Research & Development: Employed in academic and industrial R&D for developing novel colorants and photoactive materials.
• Textile Auxiliary Chemicals: Used in formulations for textile printing and finishing agents.

Basic Information

Product Name	2-(4,6-Dichloro-1,3,5-Triazine-2-Ylamino)-5-Hydroxy-1,7-Naphthalenedisulfonic Acid Disodium Salt
CAS No.	17752-63-5
Molecular Formula	C13H6Cl2N4Na2O7S2
Molecular Weight	523.22 g/mol
Synonyms	2-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid, 4,6-dichloro-1,3,5-triazin-2-yl derivative, disodium salt; C.I. Fluorescent Brightener 260; Disodium 2-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-5-hydroxy-1,7-naphthalenedisulfonate; 2-[(4,6-Dichloro-1,3,5-triazin-2-yl)amino]-5-hydroxynaphthalene-1,7-disulfonic acid disodium salt; Triazine amino naphthalene disulfonate; Reactive brightener intermediate; FB 260 intermediate
EINECS	Contact for details

Quality Control

Our production of 2-(4,6-Dichloro-1,3,5-Triazine-2-Ylamino)-5-Hydroxy-1,7-Naphthalenedisulfonic Acid Disodium Salt adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and consistent performance. Certificates of Analysis (COA) documenting all critical parameters are provided with each shipment.

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 product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product stability and performance.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
pH (1% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	≤ 20 ppm

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