Description

7-[[4-[[4-[[5-[(4-amino-9,10-dihydro-9,10-dioxo-3-sulpho-1-anthryl)amino]-2-sulphophenyl]amino]-6-chloro-1,3,5-triazin-2-yl]amino]phenyl]azo]naphthalene-1,3,5-trisulphonic acid is a high-purity, polyfunctional reactive dye intermediate of significant industrial importance. This compound is valued for its ability to form strong covalent bonds with substrates, resulting in exceptional color fastness and wash resistance. It is primarily utilized by manufacturers of specialty dyes and pigments for textiles, inks, and advanced materials requiring durable coloration.

Application

• Reactive Dye Synthesis: A key intermediate for manufacturing high-performance reactive dyes for cotton, wool, and nylon fibers.
• Textile Industry: Used to produce dyes that offer superior brightness, color yield, and resistance to washing and light.
• Ink Formulation: Serves as a precursor for pigments in specialty printing inks, including inks for packaging and security applications.
• Functional Material Production: Employed in the synthesis of colorants for advanced materials, coatings, and polymers where chemical stability is critical.
• Research & Development: Used in chemical R&D for developing novel chromophores and studying dye-substrate interactions.

Basic Information

Product Name	7-[[4-[[4-[[5-[(4-amino-9,10-dihydro-9,10-dioxo-3-sulpho-1-anthryl)amino]-2-sulphophenyl]amino]-6-chloro-1,3,5-triazin-2-yl]amino]phenyl]azo]naphthalene-1,3,5-trisulphonic acid
CAS No.	94159-04-3
Molecular Formula	C45H26ClN9O17S5
Molecular Weight	1192.48 g/mol (approx.)
Synonyms	Reactive Black 5 Intermediate; C.I. Reactive Black 5 Precursor; Anthraquinone-based Azo Dye Intermediate; Poly(sulphonated) Reactive Dye Intermediate; 1,3,5-Naphthalenetrisulfonic acid, 7-[[4-[[4-[[5-[(4-amino-9,10-dihydro-9,10-dioxo-3-sulfo-1-anthracenyl)amino]-2-sulfophenyl]amino]-6-chloro-1,3,5-triazin-2-yl]amino]phenyl]azo]-; Reactive Dye Intermediate 94159-04-3
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, UV-Vis spectroscopy, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with every shipment to support your quality assurance processes.

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) and should be kept under dry conditions to prevent degradation. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	Dark blue to black powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Sulfated Ash	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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