Description

Disodium (3Z)-5-Amino-4-Oxo-3-(Phenylhydrazinylidene)Naphthalene-2,7-Disulfonate is a high-purity, functionalized naphthalene derivative designed for advanced chemical synthesis and specialized applications. This compound is valued for its unique molecular structure, which provides specific reactive sites for creating complex dyes, pigments, and pharmaceutical intermediates. It is primarily sought by research institutions and industrial manufacturers in the fine chemicals, specialty dyes, and life sciences sectors for its role as a critical building block.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of high-performance azo dyes and complex organic pigments.
• Pharmaceutical Research: Serves as a specialized building block for developing novel active pharmaceutical ingredients (APIs) and diagnostic agents.
• Analytical Chemistry: Used as a reagent or a standard in chromatographic analysis and method development.
• Fine Chemical Synthesis: Employed in organic synthesis to introduce specific functional groups into target molecules.
• Material Science: Investigated for potential use in the development of organic electronic materials and sensors.

Basic Information

Product Name	Disodium (3Z)-5-Amino-4-Oxo-3-(Phenylhydrazinylidene)Naphthalene-2,7-Disulfonate
CAS No.	64553-75-9
Molecular Formula	C16H12N3Na2O8S2
Molecular Weight	491.39 g/mol
Synonyms	5-Amino-4-oxo-3-(phenylhydrazono)-3,4-dihydronaphthalene-2,7-disulfonic acid disodium salt; Disodium 5-Amino-4-oxo-3-(phenylhydrazinylidene)-3,4-dihydronaphthalene-2,7-disulfonate; C.I. 17200; Acid Yellow 36 (related dye class); 3-(Phenylhydrazono)-5-amino-4-oxo-3,4-dihydronaphthalene-2,7-disulfonic acid disodium salt
EINECS	Contact for details

Quality Control

Our production of Disodium (3Z)-5-Amino-4-Oxo-3-(Phenylhydrazinylidene)Naphthalene-2,7-Disulfonate adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and meet the exacting requirements of research and industrial applications. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee traceability and compliance.

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 stability and performance.

Specification

Item	Specification
Appearance	Yellow to orange-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (HPLC, Area %)	≥ 98.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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