Description

Potassium 4-Hydroxy-7-[[4-[[(2-Methoxyethoxy)Carbonyl]Amino]Phenyl]Amino]Naphthalene-2-Sulphonate is a high-purity, water-soluble organic salt characterized by its complex naphthalene sulphonate structure. This compound is valued for its role as a key intermediate and functional component in advanced chemical synthesis and material science. It is primarily sought after by manufacturers in the pharmaceutical, specialty dye, and advanced polymer industries for applications requiring precise molecular architecture and consistent performance.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific sulfonate and aromatic amine functionalities.
• Specialty Dye and Pigment Synthesis: Used in the production of high-performance dyes and pigments, where its structure contributes to color fastness and solubility properties.
• Functional Polymer Additive: Acts as a monomer or modifying agent in the creation of specialty polymers, including polyelectrolytes and conductive polymers.
• Research & Development (R&D): Employed in academic and industrial R&D labs for exploring new organic reactions and material properties.
• Analytical Chemistry Reagent: May be used as a standard or reagent in specific analytical methodologies due to its defined structure.
• Liquid Crystal and OLED Material Precursor: Investigated for use in the synthesis of organic electronic materials.

Basic Information

Product Name	Potassium 4-Hydroxy-7-[[4-[[(2-Methoxyethoxy)Carbonyl]Amino]Phenyl]Amino]Naphthalene-2-Sulphonate
CAS No.	94086-85-8
Molecular Formula	C20H19KN2O7S
Molecular Weight	470.54 g/mol
Synonyms	Potassium 4-hydroxy-7-((4-((2-methoxyethoxy)carbonylamino)phenyl)amino)naphthalene-2-sulfonate; 7-[[4-[[(2-Methoxyethoxy)carbonyl]amino]phenyl]amino]-4-hydroxy-2-naphthalenesulfonic Acid Potassium Salt; 4-Hydroxy-7-[[4-[[(2-methoxyethoxy)carbonyl]amino]phenyl]amino]-2-naphthalenesulfonic Acid Potassium Salt; K Salt of Acid Red 337; Azoic Coupling Component; Naphthalene Sulfonate Derivative
EINECS	Contact for details

Quality Control

Our Potassium 4-Hydroxy-7-[[4-[[(2-Methoxyethoxy)Carbonyl]Amino]Phenyl]Amino]Naphthalene-2-Sulphonate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key specifications are provided and available upon request to support your quality assurance protocols.

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 (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to orange-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solubility (1% in Water)	Clear, yellow to orange solution

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