Description

1,4-Naphthoquinone-2-Sulfonic Acid, Potassium Salt is a specialized organic salt and a key intermediate in fine chemical synthesis. This compound matters for its role as a versatile building block in the production of dyes, pigments, and biologically active molecules. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and specialty dye industries for research and production-scale applications.

Application

• Pharmaceutical Intermediate: Used in the synthesis of quinone-based active pharmaceutical ingredients (APIs) and other therapeutic compounds.
• Dye and Pigment Manufacturing: Serves as a crucial precursor for the production of anthraquinone and naphthoquinone dyes, including acid dyes and solvent dyes.
• Agrochemical Synthesis: Acts as an intermediate in the development of certain fungicides and herbicides.
• Chemical Research & Development: Employed as a reagent in organic synthesis for introducing the sulfonated naphthoquinone moiety.
• Photographic Chemicals: Can be utilized in the formulation of certain light-sensitive compounds.
• Analytical Chemistry: May be used as a standard or reagent in specific analytical methods.

Basic Information

Product Name	1,4-Naphthoquinone-2-Sulfonic Acid, Potassium Salt
CAS No.	34169-62-5
Molecular Formula	C10H5KO5S
Molecular Weight	276.31 g/mol
Synonyms	Potassium 1,4-dioxo-1,4-dihydronaphthalene-2-sulfonate; 1,4-Naphthoquinone-2-sulfonic acid potassium salt; 2-Sulfo-1,4-naphthoquinone potassium salt; NSC 401564; 1,4-Naphthalenedione, 2-sulfo-, potassium salt (1:1); Potassium naphthoquinone sulfonate
EINECS	Contact for details

Quality Control

Our 1,4-Naphthoquinone-2-Sulfonic Acid, Potassium Salt is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical characteristics is provided with every shipment to guarantee it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition (Sulfated Ash)	Conforms

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