Description

Phenylselenol is a versatile organoselenium compound with the CAS number 645-96-5, widely used as a key reagent and intermediate in synthetic organic chemistry. Its primary value lies in its ability to introduce phenylseleno groups into molecules, facilitating a range of transformations including selenoxide eliminations and radical cyclizations. This chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity intermediates for complex synthesis.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing novel drug candidates and active pharmaceutical ingredients (APIs).
• Organic Synthesis Reagent: Used in key reactions such as selenoxide syn-elimination for olefin synthesis and radical-mediated cyclizations.
• Agrochemical Research: Serves as an intermediate in the development of new pesticides and herbicides.
• Material Science: Employed in the synthesis of organoselenium-containing polymers and advanced functional materials.
• Catalyst & Ligand Precursor: Acts as a starting material for generating selenium-based catalysts and ligands in transition metal catalysis.
• Academic & R&D Laboratories: A fundamental reagent for methodological development and discovery chemistry in research institutions.

Basic Information

Product Name	Phenylselenol
CAS No.	645-96-5
Molecular Formula	C6H6Se
Molecular Weight	157.07 g/mol
Synonyms	Benzeneselenol; Selenophenol; Phenyl selenide; Phenylester of selenious acid; Phenyl hydrogen selenide; C6H5SeH
EINECS	211-460-6

Quality Control

Our Phenylselenol is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including Certificates of Analysis (COA) with results from GC, HPLC, and NMR, confirming identity and purity. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, and we support customer audits and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) to minimize oxidation and degradation. Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Purity (HPLC)	≥ 96.0%
Water Content (KF)	≤ 0.5%

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