Description

Ammonium (E)-5-Amino-6-((E)-(4-Aminophenyl)Diazenyl)-4-Oxo-3-(2-Phenylhydrazono)-3,4-Dihydronaphthalene-2,7-Disulfonate is a high-purity, specialized organic chemical compound with the CAS registry number 288323-10-4. This product is valued for its precise molecular structure and functional groups, making it a critical intermediate for advanced synthesis and research applications. It is primarily sought by industries involved in the development of dyes, pigments, and functional materials, where consistent quality and reliable supply are paramount.

Application

• Dye and Pigment Intermediate: A key precursor for synthesizing high-performance azo dyes and complex organic pigments.
• Functional Material Synthesis: Used in the research and development of advanced materials, including optical sensors and light-absorbing compounds.
• Chemical Research & Development: Serves as a building block in organic synthesis for creating novel molecular structures in academic and industrial R&D labs.
• Analytical Chemistry: Can be utilized as a standard or reagent in chromatographic analysis and method development.
• Specialty Chemical Manufacturing: Employed in the production of custom, high-value chemicals for niche industrial applications.

Basic Information

Product Name	Ammonium (E)-5-Amino-6-((E)-(4-Aminophenyl)Diazenyl)-4-Oxo-3-(2-Phenylhydrazono)-3,4-Dihydronaphthalene-2,7-Disulfonate
CAS No.	288323-10-4
Molecular Formula	C22H22N8O10S2 · xNH3 (Contact for exact ammonium salt stoichiometry)
Molecular Weight	Contact for details
Synonyms	5-Amino-6-[(4-aminophenyl)diazenyl]-4-oxo-3-(2-phenylhydrazinylidene)-3,4-dihydronaphthalene-2,7-disulfonic acid ammonium salt; Ammonium 5-amino-6-[(E)-(4-aminophenyl)diazenyl]-4-oxo-3-[(E)-2-phenylhydrazinylidene]-3,4-dihydronaphthalene-2,7-disulfonate; Azo dye intermediate 288323-10-4; Tetrasodium salt analog precursor; Disulfonated naphthalene azo compound
EINECS	Contact for details

Quality Control

Our Ammonium (E)-5-Amino-6-((E)-(4-Aminophenyl)Diazenyl)-4-Oxo-3-(2-Phenylhydrazono)-3,4-Dihydronaphthalene-2,7-Disulfonate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for assay, impurities, and other critical parameters are 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). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed after opening to minimize exposure to atmospheric moisture and light.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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