Description

Disodium 1-Amino-4-[3-[(4,6-Dichloro-1,3,5-Triazin-2-yl)Amino]-4-Sulphonatoanilino]-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate is a high-purity, reactive dye intermediate of significant commercial importance. Its core value lies in its ability to form covalent bonds with substrates, providing excellent wash and light fastness properties in the final colored product. This compound is essential for manufacturers in the textile, leather, and specialty chemical industries seeking to produce vibrant and durable colors.

Application

• Reactive Dye Synthesis: Primary intermediate for manufacturing high-performance fiber-reactive dyes for cotton, wool, and nylon.
• Textile Printing and Dyeing: Used in formulations for printing inks and dye baths requiring brilliant shades and superior fastness.
• Leather Coloring: Key component in dyes for leather finishing, offering deep penetration and color stability.
• Paper Dyeing: Employed in the production of colored paper and paperboard where color retention is critical.
• Biomolecule Staining: Potential use in developing specialized stains for biological research due to its anthraquinone core and reactive groups.
• Functional Material Precursor: Serves as a building block for creating colored polymers or materials with specific optical properties.

Basic Information

Product Name	Disodium 1-Amino-4-[3-[(4,6-Dichloro-1,3,5-Triazin-2-yl)Amino]-4-Sulphonatoanilino]-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate
CAS No.	4499-01-8
Molecular Formula	C23H12Cl2N6Na2O9S2
Molecular Weight	689.39 g/mol
Synonyms	Reactive Blue 4 Intermediate; 1-Amino-4-[3-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-sulfophenylamino]anthraquinone-2-sulfonic acid disodium salt; C.I. Reactive Blue 4 Precursor; Disodium 1-amino-4-[3-[(4,6-dichloro-s-triazin-2-yl)amino]-4-sulfonatoanilino]anthraquinone-2-sulfonate; Anthraquinone Blue Dye Intermediate; 4499-01-8; RB4 Intermediate
EINECS	Contact for details

Quality Control

Our Disodium 1-Amino-4-[3-[(4,6-Dichloro-1,3,5-Triazin-2-yl)Amino]-4-Sulphonatoanilino]-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate is produced under a stringent quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for sensitive synthesis processes. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with each shipment.

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 product is hygroscopic (moisture-sensitive) and light-sensitive; prolonged exposure to moisture or light may affect its reactivity and color. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Moisture Content (KF)	≤ 5.0%
Water Solubility	Freely soluble
Heavy Metals (as Pb)	≤ 20 ppm

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