Description

3,3'-Methylenebis(4-Hydroxy-2H-1-Benzoselenin-2-One) is a specialized organoselenium compound that serves as a key intermediate and functional additive in advanced chemical synthesis. Its unique molecular structure, featuring a methylene bridge between two benzoseleninone units, provides valuable properties for applications requiring specific reactivity or performance enhancement. This high-purity chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science sectors who require reliable, consistent building blocks for developing novel compounds.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly those exploring selenium-based therapeutic agents.
• Agrochemical Research: Used in developing advanced fungicides, pesticides, and plant growth regulators where selenium-containing compounds offer unique modes of action.
• Material Science & Polymer Additives: Functions as a stabilizer, cross-linking agent, or functional monomer in specialty polymers and high-performance materials.
• Organic Synthesis & Catalysis: Acts as a versatile building block or ligand precursor in organometallic chemistry and catalytic processes.
• Research & Development: Employed in academic and industrial R&D for studying the chemistry and applications of organoselenium compounds.
• Chemical Synthesis Reagent: Utilized in multi-step synthetic routes to construct complex molecular architectures for various industrial applications.

Basic Information

Product Name	3,3'-Methylenebis(4-Hydroxy-2H-1-Benzoselenin-2-One)
CAS No.	26452-59-5
Molecular Formula	C15H10O4Se2
Molecular Weight	428.17 g/mol
Synonyms	3,3'-Methylenebis(4-hydroxy-1,2-benzoselenazol-3(2H)-one); 4,4'-Methylenebis(2-hydroxy-1,3,2-benzoselenazolin-3-one); Bis(4-hydroxy-2-oxo-2H-1-benzoselenin-3-yl)methane; 3,3'-Methylenebis(4-hydroxy-2H-benzo[e][1,2]selenazin-2-one); Organoselenium bridged compound; Selenium-based bisphenol analog
EINECS	Contact for details

Quality Control

Our production of 3,3'-Methylenebis(4-Hydroxy-2H-1-Benzoselenin-2-One) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and purity determination, residual solvent analysis, and identification by spectroscopic methods. Certificates of Analysis (COA) documenting all test results are provided with every shipment. We support compliance with relevant regulatory frameworks, and specifications can be aligned with customer-specific requirements for research or cGMP applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials. Due to its light-sensitive nature, the container should be opaque or stored in dark conditions to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Selenium Content	Contact for details

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