Description

2H-Naphtho[1,2-d]triazole-6,8-disulfonic acid, 2,2'-[2,3-oxadiaziridinediylbis[ (2-sulfo-4,1-phenylene)-2,1-ethenediyl(3-sulfo -4,1-phenylene)-3,2-oxadiaziridinediyl-4,1-phenylen e]]bis-, octasodium salt is a high-purity, complex organic salt with a well-defined chemical structure, serving as a critical functional intermediate in advanced chemical synthesis. Its value lies in its unique molecular architecture, which provides specific reactive sites and optical properties essential for creating specialized materials. This compound is primarily needed by manufacturers in the optical brightening agent (OBA), specialty dye, and advanced polymer industries, where it acts as a key building block for high-performance products.

Application

• Optical Brightening Agents (OBAs): A key intermediate in the synthesis of high-efficiency fluorescent whitening agents for paper, textiles, and detergents.
• Specialty Dyes and Pigments: Used in the manufacture of complex, light-fast dyes for technical textiles, inks, and coatings.
• Functional Polymer Additives: Incorporated into polymer chains to impart specific optical or electronic properties.
• Research & Development: Serves as a sophisticated building block in organic synthesis for pharmaceuticals and advanced material science.
• Analytical Chemistry: May be used as a standard or reagent in specific chromatographic or spectroscopic methods.

Basic Information

Item	Detail
Product Name	2H-Naphtho[1,2-d]triazole-6,8-disulfonic acid, 2,2'-[2,3-oxadiaziridinediylbis[ (2-sulfo-4,1-phenylene)-2,1-ethenediyl(3-sulfo -4,1-phenylene)-3,2-oxadiaziridinediyl-4,1-phenylen e]]bis-, octasodium salt
CAS No.	71701-34-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Octasodium 2,2'-[2,3-oxadiaziridinediylbis[(2-sulfo-4,1-phenylene)-2,1-ethenediyl(3-sulfo-4,1-phenylene)-3,2-oxadiaziridinediyl-4,1-phenylene]]bis[2H-naphtho[1,2-d]triazole-6,8-disulfonate]; Optical Brightener Intermediate; Fluorescent Whitening Agent Intermediate; Stilbene-triazole derivative; OB-1 type intermediate; Complex sulfonated triazole salt; 71701-34-3 (CAS Registry)
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. A detailed Certificate of Analysis (COA) documenting all relevant 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	Contact for details
Heavy Metals	≤ 20 ppm

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