Description

p-Benzenedisulfonic acid, 2-[[4-[[2-[[4-[3-[(4-amino-3-sulfo-1-anthraquinonyl)amino]-2,4,6-trimethyl-5-sulfoanilino]-6-chloro-s-triazin-2-yl]amino]ethyl]amino]-6-chloro-s-triazin-2-yl]amino]-, tetrasodium salt is a high-value, complex reactive dye intermediate engineered for superior color fastness and bonding performance. This compound is critical for synthesizing high-performance dyes and pigments, particularly in applications demanding exceptional wash and light fastness. It is primarily utilized by manufacturers in the textile, specialty ink, and advanced materials sectors who require consistent, high-purity intermediates for their production processes.

Application

• Reactive Dye Synthesis: A key intermediate for manufacturing high-grade reactive dyes used in cotton, wool, and nylon dyeing.
• Textile Industry: Production of dyes offering excellent wash, light, and perspiration fastness for high-quality fabrics.
• Specialty Pigments: Used in the creation of complex organic pigments for demanding applications.
• Ink Formulation: A component in the synthesis of colorants for specialty printing inks.
• Research & Development: Serves as a valuable building block in chemical research for novel chromophores and functional materials.
• Functional Dyes: Potential use in the development of dyes for non-textile applications, such as in optical or electronic materials.

Basic Information

Item	Detail
Product Name	p-Benzenedisulfonic acid, 2-[[4-[[2-[[4-[3-[(4-amino-3-sulfo-1-anthraquinonyl)amino]-2,4,6-trimethyl-5-sulfoanilino]-6-chloro-s-triazin-2-yl]amino]ethyl]amino]-6-chloro-s-triazin-2-yl]amino]-, tetrasodium salt
CAS No.	25505-87-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Reactive Blue 222; Reactive Blue 222; Tetrasodium 2-[[4-[[2-[[4-[3-[(4-amino-3-sulfo-1-anthraquinonyl)amino]-2,4,6-trimethyl-5-sulfoanilino]-6-chloro-1,3,5-triazin-2-yl]amino]ethyl]amino]-6-chloro-1,3,5-triazin-2-yl]amino]benzene-1,4-disulfonate; Reactive Blue 222 (C.I.); 25505-87-7; 2-[[4-[[2-[[4-[3-[(4-amino-3-sulfo-1-anthraquinonyl)amino]-2,4,6-trimethyl-5-sulfoanilino]-6-chloro-s-triazin-2-yl]amino]ethyl]amino]-6-chloro-s-triazin-2-yl]amino]-1,4-benzenedisulfonic acid tetrasodium salt
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to rigorous quality control protocols to ensure batch-to-batch consistency and purity. Quality is verified through analytical methods including HPLC and spectrophotometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product performance.

Specification

Item	Specification
Appearance	Dark blue to black powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 90%
Moisture Content	Max. 5.0%
Solubility (in Water)	Partially soluble
Heavy Metals	Contact for details

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