Description

2-Naphthalenesulfonic acid, 7-[[4,6-bis[4-(2-aminoethyl)-1-piperazinyl]-1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[[4-(6-methyl-2-benzothiazolyl)phenyl]azo]-, formate (salt) hydrochloride methanesulfonate (salt) is a high-purity, multi-salt complex organic dye intermediate. This compound is engineered for demanding applications where precise chromophore structure and consistent performance are critical. It serves as a key precursor for the synthesis of specialized dyes and functional pigments, primarily targeting the textile, advanced materials, and research sectors.

Application

• Synthesis of Reactive and Disperse Dyes: A critical intermediate for manufacturing high-performance dyes used in coloring natural and synthetic fibers, particularly polyesters and nylons.
• Functional Pigment Production: Used in the creation of pigments for inks, coatings, and plastics where specific light-fastness and chemical resistance properties are required.
• Research & Development: Serves as a building block in academic and industrial R&D for developing novel chromophores, sensors, and optoelectronic materials.
• Specialty Chemical Manufacturing: Employed in the synthesis of more complex chemical entities where its specific azo and triazine functionalities are utilized.

Basic Information

Product Name	2-Naphthalenesulfonic acid, 7-[[4,6-bis[4-(2-aminoethyl)-1-piperazinyl]-1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[[4-(6-methyl-2-benzothiazolyl)phenyl]azo]-, formate (salt) hydrochloride methanesulfonate (salt)
CAS No.	85305-16-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Reactive Blue 222; Reactive Blue 222; 7-[[4,6-Bis[4-(2-aminoethyl)-1-piperazinyl]-1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[[4-(6-methyl-2-benzothiazolyl)phenyl]azo]-2-naphthalenesulfonic acid, formate hydrochloride methanesulfonate; Reactive Blue 222 (multi-salt form); Azo dye intermediate 85305-16-4
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistent batch-to-batch performance and compliance with agreed specifications. A detailed Certificate of Analysis (COA) is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Recommended storage temperature is between 15°C and 25°C. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Dark blue to violet powder or solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 90.0% (Area Percent)
Water Content (KF)	≤ 5.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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