Description

Benzeneseleninic Anhydride is a versatile organoselenium compound widely used as a powerful and selective oxidizing agent in organic synthesis. Its value lies in its ability to facilitate key transformations, such as the oxidation of alcohols to carbonyls and the synthesis of selenylated compounds, under relatively mild conditions. This reagent is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity intermediates for complex molecule construction.

Application

• Pharmaceutical Intermediate Synthesis: A key reagent for the oxidation of primary and secondary alcohols to aldehydes and ketones in the production of active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development and synthesis of novel selenium-containing pesticides and herbicides.
• Organic Synthesis Catalyst/Reagent: Employed in various name reactions and as a catalyst for selective oxidation processes in fine chemical manufacturing.
• Material Science Precursor: Serves as a precursor for the synthesis of organoselenium polymers and selenium-doped nanomaterials with unique electronic properties.
• Research & Development: A critical tool in academic and industrial R&D laboratories for exploring new synthetic methodologies and reaction mechanisms.

Basic Information

Product Name	Benzeneseleninic Anhydride
CAS No.	17697-12-0
Molecular Formula	C12H10O3Se2
Molecular Weight	344.13 g/mol
Synonyms	Benzeneseleninic Acid Anhydride; Seleninyl Dibenzene; Diphenyl Selenoxide Anhydride; Phenylseleninic Anhydride; (PhSeO)2O; Diphenylselenonium Seleninate; Benzeneseleninyl Oxide; Oxobis(phenylseleninyl)
EINECS	Contact for details

Quality Control

Our Benzeneseleninic Anhydride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical characteristics is provided with every shipment to guarantee traceability and consistency.

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 (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	118 - 122 °C
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1 %

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