Description

1-Amino-9,10-Dihydro-9,10-Dioxo-4-[(Phenylamino)Sulfonyl]-2-Anthracenesulfonic Acid Potassium Salt is a high-purity, water-soluble anthraquinone derivative valued for its functional sulfonic acid and sulfonamide groups. This compound is engineered to deliver consistent performance as a key intermediate in the synthesis of specialized dyes and pigments. It is essential for manufacturers in the colorant and specialty chemical industries seeking reliable, high-quality raw materials for advanced applications.

Application

• Dye Intermediate: A critical precursor for the synthesis of acid dyes, reactive dyes, and disperse dyes, particularly for textiles like wool, silk, and nylon.
• Pigment Manufacturing: Used in the production of high-performance organic pigments for inks, coatings, and plastics, where color strength and stability are paramount.
• Research & Development: Serves as a building block in chemical research for developing novel chromophores and functional materials with specific light-absorption properties.
• Specialty Chemical Synthesis: Employed in the creation of sulfonated anthraquinone derivatives for niche applications in analytical chemistry or as biochemical probes.

Basic Information

Item	Detail
Product Name	1-Amino-9,10-Dihydro-9,10-Dioxo-4-[(Phenylamino)Sulfonyl]-2-Anthracenesulfonic Acid Potassium Salt
CAS No.	68929-09-9
Molecular Formula	C20H13KN2O7S2
Molecular Weight	496.55 g/mol
Synonyms	Potassium 1-Amino-4-(phenylaminosulfonyl)-9,10-dihydro-9,10-dioxoanthracene-2-sulfonate; 1-Amino-4-(N-phenylsulfamoyl)anthraquinone-2-sulfonic Acid Potassium Salt; Acid Blue 45 Intermediate; C.I. 63010; Anthraquinone Blue Intermediate; 4-[(Phenylamino)sulfonyl]-1-aminoanthraquinone-2-sulfonic Acid Potassium Salt; 1-Amino-4-(phenylsulfamoyl)anthraquinone-2-sulfonic Acid K Salt
EINECS	Contact for details

Quality Control

Our production of 1-Amino-9,10-Dihydro-9,10-Dioxo-4-[(Phenylamino)Sulfonyl]-2-Anthracenesulfonic Acid Potassium Salt adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for use in sensitive synthesis processes. A Certificate of Analysis (COA) documenting all critical parameters 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 room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions to prevent degradation.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm
Solubility (Water)	Freely soluble

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