Description

1-Propanesulfonic Acid, 3-((9,10-Dihydro-1-Hydroxy-9,10-Dioxo-2-Anthracenyl)Oxy)-, Potassium Salt is a high-purity, anthraquinone-derived specialty chemical salt. This compound is valued for its role as a key intermediate and functional additive in advanced chemical synthesis and material science. It is primarily sought by manufacturers in the dye and pigment, pharmaceutical, and advanced polymer industries for its specific reactive properties.

Application

• Key intermediate in the synthesis of high-performance anthraquinone dyes and pigments.
• Functional monomer or additive for specialized polymer and resin formulations.
• Building block in pharmaceutical research and development for novel active ingredients.
• Component in the production of specialty surfactants and dispersants.
• Used in the formulation of advanced photographic and imaging chemicals.
• Research chemical for academic and industrial R&D in organic chemistry.

Basic Information

Product Name	1-Propanesulfonic Acid, 3-((9,10-Dihydro-1-Hydroxy-9,10-Dioxo-2-Anthracenyl)Oxy)-, Potassium Salt
CAS No.	69657-87-0
Molecular Formula	C17H11KO7S
Molecular Weight	398.43 g/mol
Synonyms	Potassium 3-((1-hydroxy-9,10-dioxo-9,10-dihydroanthracen-2-yl)oxy)propane-1-sulfonate; 2-Anthraquinol 1-Propanesulfonic Acid Potassium Salt; 1-Hydroxy-2-(3-sulfopropoxy)anthraquinone Potassium Salt; Reactive Blue 19 Derivative; Anthraquinone Sulfonate Salt; Acid Blue 25 Related Compound; Potassium 1-Hydroxy-2-(3-sulfopropoxy)-9,10-anthracenedione
EINECS	Contact for details

Quality Control

Our production of this specialty chemical adheres to stringent Good Manufacturing Practice (GMP) principles to ensure batch-to-batch consistency and traceability. Every lot is characterized using advanced analytical techniques including HPLC, NMR, and FTIR. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment 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 a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	Yellow to Orange-Brown Powder
Identification (IR)	Conforms to Reference Spectrum
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH Guidelines

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