Description

1,5-Naphthalenedisulfonic Acid, 3,3'-[1,4-Piperazinediylbis[(6-Chloro-1,3,5-Triazine-4,2-Diyl)Imino [2-(Acetylamion)-4,1-Phenylene]Bis-, Tetrasodium Salt is a high-purity, water-soluble reactive dye intermediate with a complex, multi-functional structure designed for covalent bonding. This compound matters for its role in producing high-performance, wash-fast, and light-fast dyes and pigments, particularly for challenging substrates. Industrial manufacturers in the textile, specialty ink, and advanced material coating sectors rely on this chemical to achieve superior colorant properties and process efficiency.

Application

• Reactive Dye Synthesis: A key intermediate for manufacturing high-grade reactive dyes for cotton, wool, and polyamide fibers.
• Textile Printing Inks: Used in formulating inks that require excellent color strength, stability, and adhesion to fabric.
• Paper Coloring: Employed in the production of specialty dyes for high-quality paper and packaging materials.
• Liquid Crystal Display (LCD) Color Filters: Serves as a precursor for dyes used in electronic display technologies.
• Biological Staining: Potential use in the synthesis of stains for microscopy and histology due to its chromophoric groups.
• Functional Polymer Modification: Can be used to introduce chromophores or ionic groups into polymer chains for specialized applications.

Basic Information

Product Name	1,5-Naphthalenedisulfonic Acid, 3,3'-[1,4-Piperazinediylbis[(6-Chloro-1,3,5-Triazine-4,2-Diyl)Imino [2-(Acetylamion)-4,1-Phenylene]Bis-, Tetrasodium Salt
CAS No.	81898-60-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Reactive Blue 222; Reactive Blue 222; Tetrasodium 3,3'-[1,4-piperazinediylbis[(6-chloro-1,3,5-triazine-4,2-diyl)imino[2-(acetylamino)-4,1-phenylene]]]bis(1,5-naphthalenedisulfonate); 1,5-Naphthalenedisulfonic acid, 3,3'-[1,4-piperazinediylbis[(6-chloro-1,3,5-triazine-4,2-diyl)imino[2-(acetylamino)-4,1-phenylene]]]bis-, tetrasodium salt; Reactive Blue 222 (C.I.); C.I. 68159
EINECS	Contact for details

Quality Control

Our production of this reactive dye intermediate adheres to stringent quality protocols to ensure batch-to-batch consistency and performance. Quality is verified through advanced analytical techniques including HPLC for purity and spectrophotometry for color value. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical specifications 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 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 performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark blue to bluish-black powder or granules
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Moisture Content	Max. 5.0%
Water Solubility	Completely soluble
Heavy Metals (as Pb)	Max. 20 ppm
pH (1% Solution)	6.0 - 8.0

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