Description

2-(4-Hydroxyphenyl)-1,2-Benzisoselenazol-3(2H)-One is a specialized organoselenium compound of significant interest in advanced chemical synthesis and life science research. This compound matters for its unique chemical structure, which serves as a key intermediate or precursor in the development of novel materials and active pharmaceutical ingredients (APIs). Industrial and research clients in the pharmaceutical, agrochemical, and specialty chemical sectors require this high-purity building block for their innovative development projects.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly those exploring selenium-based therapeutic activities.
• Research & Development: Used as a standard or reagent in academic and industrial laboratories for studying organoselenium chemistry and its applications.
• Agrochemical Synthesis: Acts as a building block for developing new crop protection agents and plant growth regulators.
• Material Science: Employed in the research and production of advanced organic materials, including specialty polymers and functional coatings.
• Catalyst Ligand Precursor: Its structure can be utilized to develop novel ligands for catalytic systems in fine chemical manufacturing.

Basic Information

Product Name	2-(4-Hydroxyphenyl)-1,2-Benzisoselenazol-3(2H)-One
CAS No.	81744-01-6
Molecular Formula	C₁₃H₉NO₂Se
Molecular Weight	290.18 g/mol
Synonyms	Ebselen Oxide; PZ 25; 2-(4-Hydroxyphenyl)-1,2-benzisoselenazol-3-one; 2-(4-Hydroxyphenyl)-1,2-benzoselenazol-3(2H)-one; 2-(p-Hydroxyphenyl)-1,2-benzisoselenazol-3(2H)-one; 3H-1,2-Benzoselenazol-3-one, 2-(4-hydroxyphenyl)-; Ebselen related compound A (Oxidized Form)
EINECS	Contact for details

Quality Control

Our 2-(4-Hydroxyphenyl)-1,2-Benzisoselenazol-3(2H)-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, handling and storage should minimize exposure to direct light.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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