Description

Melarsonyl Potassium is an organoarsenical compound with significant applications in specialized chemical synthesis and research. This compound is valued for its role as a key intermediate in the development of pharmaceuticals and agrochemicals, where precise molecular structure is critical. It is primarily utilized by research institutions, fine chemical manufacturers, and companies developing novel therapeutic agents or crop protection solutions.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of investigational drugs and active pharmaceutical ingredients (APIs), particularly in areas requiring organometallic chemistry.
• Veterinary Medicine Research: Used in the research and development of antiparasitic agents for veterinary applications.
• Agrochemical Synthesis: Acts as an intermediate in the production of specialized pesticides and herbicides, contributing to novel modes of action.
• Chemical Research: Employed in academic and industrial laboratories for studying organoarsenic chemistry, reaction mechanisms, and as a reagent in synthetic pathways.
• Material Science: Investigated for potential use in the development of advanced materials, including catalysts and semiconductors.

Basic Information

Product Name	Melarsonyl Potassium
CAS No.	13355-00-5
Molecular Formula	C12H9As2KO6
Molecular Weight	466.15 g/mol
Synonyms	Melarsonyl Potassium Salt; Potassium Melarsonyl; Mel W (historical); Arsobal; Trimelarsan; RP 11614; Melarsonyl Dipotassium; 4,4'-Dithiobis(2-aminophenyl)diarsonic Acid Dipotassium Salt
EINECS	Contact for details

Quality Control

Our Melarsonyl Potassium is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including identification, assay, and impurity profiling. A Certificate of Analysis (COA) detailing the specific results for purity, heavy metals, residual solvents, and other relevant parameters is provided with every 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). Keep the container tightly sealed to protect from moisture. Store away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.