Description

Disodium 1-Amino-4-[n-(4-Acetylaminophenyl)Amino]Anthracene-2,5-Disulphonate is a high-purity, water-soluble anthracene derivative distinguished by its disulphonate and acetylaminophenyl functional groups. This compound is valued for its role as a specialized intermediate and functional dye precursor in advanced chemical synthesis. It is primarily required by manufacturers in the fine chemical, specialty dye, and advanced material research sectors.

Application

• Specialty Dye Intermediate: A key precursor for synthesizing high-value, water-soluble acid dyes and reactive dyes for textiles and leather.
• Functional Material Synthesis: Used in the development of organic semiconductors, fluorescent markers, and photoactive materials for research and development.
• Biochemical Research: Serves as a potential building block for fluorescent probes or tags in analytical and diagnostic applications.
• Fine Chemical Manufacturing: An important intermediate in multi-step organic synthesis for pharmaceuticals and agrochemicals.
• Analytical Chemistry: May be employed as a standard or reagent in chromatographic and spectroscopic method development.

Basic Information

Product Name	Disodium 1-Amino-4-[n-(4-Acetylaminophenyl)Amino]Anthracene-2,5-Disulphonate
CAS No.	6846-21-5
Molecular Formula	C22H17N3Na2O7S2
Molecular Weight	537.49 g/mol
Synonyms	1-Amino-4-[[4-(acetylamino)phenyl]amino]-9,10-dihydro-9,10-dioxo-2,5-anthracenedisulfonic Acid Disodium Salt; C.I. 62055; Acid Blue 25 (related parent compound); Disodium 1-Amino-4-(4'-acetamidophenylamino)anthraquinone-2,5-disulphonate; 2,5-Anthracenedisulfonic Acid, 1-Amino-4-[[4-(acetylamino)phenyl]amino]-9,10-dihydro-9,10-dioxo-, Disodium Salt
EINECS	229-944-2

Quality Control

Our production of Disodium 1-Amino-4-[n-(4-Acetylaminophenyl)Amino]Anthracene-2,5-Disulphonate adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed with modern analytical techniques, including HPLC and spectrophotometry, to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place 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 quality and handling properties.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
Solubility (1% in Water)	Clear, blue solution
Heavy Metals (as Pb)	≤ 20 ppm

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