Description

Oxophenarsine is an organoarsenic compound with significant historical and research applications. Its primary value lies in its potent biological activity, which has been extensively studied for specific therapeutic purposes. This compound is of particular interest to the pharmaceutical research and development sector, as well as to chemical suppliers serving the life sciences industry. Oxophenarsine CAS NO 306-12-7 represents a high-purity specialty chemical for advanced applications.

Application

• Pharmaceutical Research & Development: Serves as a key reference standard and active pharmaceutical ingredient (API) intermediate in investigative studies.
• Biochemical Research: Used as a tool compound in biochemical assays to study enzyme inhibition and specific metabolic pathways.
• Chemical Synthesis: Acts as a specialized reagent or precursor in the synthesis of complex organometallic and medicinal chemistry compounds.
• Life Sciences: Employed in laboratory settings for microbiological and parasitological research applications.
• Analytical Standards: Supplied as a certified reference material (CRM) for quality control and analytical method development in regulated laboratories.

Basic Information

Product Name	Oxophenarsine
CAS No.	306-12-7
Molecular Formula	C6H6AsNO3
Molecular Weight	215.04 g/mol
Synonyms	3-Amino-4-hydroxyphenylarsonic Acid Oxide; Arsphenamine Oxide; Oxophenarsine Hydrochloride (salt form); Mapharsen; Phenarsine Oxide; Arsenoxide, 3-Amino-4-hydroxyphenyl-; 3-Amino-4-hydroxyphenylarsine Oxide
EINECS	206-185-6

Quality Control

Our Oxophenarsine is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, identification by spectroscopic methods (IR, NMR), and residual solvent analysis. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting compliance with agreed specifications. We support research and commercial applications requiring materials traceable to recognized standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The container should be kept tightly sealed and stored in a desiccator to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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