Description

7-[(4,6-Dichloro-1,3,5-Triazin-2-Yl)Amino]-4-Hydroxy-3-[(3-Sulphophenyl)Azo]Naphthalene-2-Sulphonic Acid is a high-purity, reactive dye intermediate characterized by its triazine and azo functional groups. This compound is essential for synthesizing high-performance, colorfast dyes and pigments, offering excellent binding properties to substrates. It is primarily required by manufacturers in the textile, leather, and specialty chemical industries for producing vibrant and durable colorants.

Application

• Reactive Dye Synthesis: A key intermediate for manufacturing fiber-reactive dyes, particularly for cotton and other cellulosic fibers.
• Textile Printing and Dyeing: Used in formulations for inks and dyes that require strong covalent bonding to fabric, ensuring superior wash and light fastness.
• Leather Coloring: Employed in the production of dyes for leather finishing, providing rich, stable colors.
• Paper Dyeing: Utilized in the coloration of specialty papers where high color strength and stability are needed.
• Functional Pigment Production: Serves as a precursor for creating complex organic pigments used in coatings and plastics.
• Research & Development: Used in chemical research for developing new chromophores and studying azo-triazine chemistry.

Basic Information

Product Name	7-[(4,6-Dichloro-1,3,5-Triazin-2-Yl)Amino]-4-Hydroxy-3-[(3-Sulphophenyl)Azo]Naphthalene-2-Sulphonic Acid
CAS No.	94022-72-7
Molecular Formula	C19H11Cl2N6O7S2
Molecular Weight	577.36 g/mol
Synonyms	Reactive Red 198 Intermediate; 4-Hydroxy-3-((3-sulfophenyl)azo)-7-((4,6-dichloro-1,3,5-triazin-2-yl)amino)naphthalene-2-sulfonic acid; C.I. Reactive Red 198; 7-[(4,6-Dichloro-s-triazin-2-yl)amino]-4-hydroxy-3-[(3-sulfophenyl)azo]-2-naphthalenesulfonic acid; 94022-72-7; 4-Hydroxy-3-[(3-sulfophenyl)azo]-7-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-2-naphthalenesulfonic acid; Reactive Red 198 (acid form)
EINECS	Contact for details

Quality Control

Our 7-[(4,6-Dichloro-1,3,5-Triazin-2-Yl)Amino]-4-Hydroxy-3-[(3-Sulphophenyl)Azo]Naphthalene-2-Sulphonic Acid is produced under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure consistent purity, reactivity, and color value. 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 room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents. Due to its light-sensitive nature, containers should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture Content	≤ 5.0%
Sulfated Ash	≤ 1.0%
Solubility (1% in Water)	Complete, clear solution
Heavy Metals (as Pb)	≤ 20 ppm

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