Description

1-Amino Anthraquinone-5-Sulfonic Acid Sodium Salt is a high-purity, water-soluble anthraquinone derivative primarily used as a key intermediate in the synthesis of specialized dyes and pigments. This compound matters for its ability to impart vivid, stable colors and for its role in creating functional materials with specific light-absorbing properties. It is essential for manufacturers in the dye and pigment industry, as well as for research institutions developing advanced organic materials and colorants for various technical applications.

Application

• Primary Intermediate for Dyes & Pigments: A crucial building block for synthesizing acid dyes, reactive dyes, and disperse dyes, particularly for coloring wool, silk, nylon, and paper.
• Functional Dye Synthesis: Used in the production of dyes for specialized applications, including laser dyes, optical data storage media, and non-linear optical materials.
• Research & Development: Serves as a key starting material in organic synthesis for developing novel chromophores and photoactive compounds in academic and industrial R&D labs.
• Textile Industry: Integral to manufacturing colorants that offer good lightfastness and washfastness for high-performance textiles.
• Analytical Chemistry: Can be employed as a reagent or standard in chromatographic analysis and other analytical techniques within quality control laboratories.

Basic Information

Product Name	1-Amino Anthraquinone-5-Sulfonic Acid Sodium Salt
CAS No.	4095-82-3
Molecular Formula	C14H8NNaO5S
Molecular Weight	333.27 g/mol
Synonyms	1-Amino-5-sulfoanthraquinone Sodium Salt; Sodium 1-Aminoanthraquinone-5-sulfonate; 1-Amino-5-anthraquinonesulfonic Acid Sodium Salt; 5-Sulfo-1-aminoanthraquinone Sodium Salt; Anthraquinone, 1-amino-5-sulfo-, monosodium salt; C.I. 62510; Acid Blue 230 (precursor)
EINECS	223-861-7

Quality Control

Our 1-Amino Anthraquinone-5-Sulfonic Acid Sodium Salt is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for dye intermediate applications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee batch-to-batch consistency and traceability.

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 material is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Freely soluble

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