Description

Arsonomethylphosphonic Acid CAS NO 63942-51-8 is a specialized organophosphorus compound containing an arsenic moiety, serving as a critical intermediate in advanced chemical synthesis. Its unique structure makes it valuable for creating complex molecules and functional materials where precise molecular architecture is required. This product is essential for research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors.

Application

• Key intermediate in the synthesis of novel pharmaceutical active ingredients and drug candidates.
• Precursor for specialized ligands and catalysts used in organometallic chemistry and asymmetric synthesis.
• Building block for advanced agrochemicals, including herbicides and plant growth regulators with specific modes of action.
• Research chemical for developing new metal-organic frameworks (MOFs) and functional polymers.
• Intermediate in the production of flame retardants and other specialty additives for high-performance materials.
• Used in analytical chemistry as a reference standard or for method development.

Basic Information

Product Name	Arsonomethylphosphonic Acid
CAS No.	63942-51-8
Molecular Formula	C1H6AsO4P
Molecular Weight	187.95 g/mol
Synonyms	Arsonomethanephosphonic Acid; (Arsonomethyl)phosphonic Acid; Phosphonoarsonous Acid, Methyl-; Methylphosphonous Arsonic Acid; Arsonomethyl-Phosphonic Acid; AMPS (context-dependent abbreviation); Methyl Arsonophosphonic Acid; Arsonomethylphosphonate
EINECS	Contact for details

Quality Control

Our Arsonomethylphosphonic Acid is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with key parameters such as assay, impurity profile, and physical characteristics. Our quality systems are designed to support cGMP and ISO standards for reliable sourcing in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Due to its nature as a strong acid/organic solvent, it should be kept separate from bases, oxidizing agents, and reactive metals. Recommended storage temperature is 2-8°C for long-term stability. The container must be kept tightly sealed to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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