Description

Disodium 7-[[[6-[(2-Chloroethyl)Sulphonyl]Bicyclo[2.2.1]Hept-2-Yl]Carbonyl]Amino]-4-Hydroxy-3-[(4-Methyl-2-Sulphonatophenyl)Azo]Naphthalene-2-Sulphonate is a high-purity, synthetic organic dye intermediate characterized by its complex, functionalized molecular structure. This compound matters for its role as a key precursor in the synthesis of specialized, high-performance dyes and pigments, offering precise color properties and chemical reactivity. It is primarily needed by manufacturers in the textile, ink, and specialty coatings industries seeking to develop advanced colorants with specific fastness and application characteristics.

Application

• Primary Intermediate for Reactive Dyes: A critical building block in the synthesis of high-grade reactive dyes used for coloring cellulose fibers like cotton and viscose.
• Specialty Pigment Manufacturing: Used in the production of complex organic pigments for automotive paints, industrial coatings, and plastics requiring excellent durability.
• Functional Dye Synthesis: Serves as a precursor for dyes used in non-textile applications, including inks for digital printing and specialty papers.
• Research & Development: Employed in chemical R&D laboratories for developing novel chromophores and studying structure-property relationships in dye chemistry.
• Photographic and Imaging Chemicals: Potential use in the synthesis of dyes for specialized photographic and imaging technologies.

Basic Information

Item	Details
Product Name	Disodium 7-[[[6-[(2-Chloroethyl)Sulphonyl]Bicyclo[2.2.1]Hept-2-Yl]Carbonyl]Amino]-4-Hydroxy-3-[(4-Methyl-2-Sulphonatophenyl)Azo]Naphthalene-2-Sulphonate
CAS No.	93803-33-9
Molecular Formula	C28H26ClN3Na2O10S3
Molecular Weight	758.13 g/mol
Synonyms	7-[[[6-[(2-Chloroethyl)sulfonyl]bicyclo[2.2.1]hept-2-yl]carbonyl]amino]-4-hydroxy-3-[(4-methyl-2-sulfonatophenyl)azo]naphthalene-2-sulfonic acid, disodium salt; C.I. Reactive Orange 107; Reactive Orange 107; Disodium 4-hydroxy-3-[(4-methyl-2-sulfonatophenyl)azo]-7-[[[6-[(2-chloroethyl)sulfonyl]bicyclo[2.2.1]hept-2-yl]carbonyl]amino]naphthalene-2-sulfonate; C.I. 182021; Reactive Dye Intermediate 93803-33-9
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to strict quality management systems to ensure batch-to-batch consistency and purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity, spectrophotometry for color strength, and identification via FT-IR. A detailed Certificate of Analysis (COA) documenting all specifications is provided with every shipment to support your quality assurance and regulatory compliance 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). Keep away from strong oxidizing agents and incompatible materials. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 95.0% (Area %)
Color Strength	95 - 105% (vs. Standard)
Moisture Content (KF)	≤ 5.0 %
Ash Content	≤ 1.0 %
Water Solubility	Freely soluble

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