Description

5-Methyl-5H-Selenophen-2-One is a specialized organoselenium heterocyclic compound that serves as a valuable building block in advanced chemical synthesis. Its unique selenium-containing structure makes it a critical precursor for developing novel materials and active pharmaceutical ingredients (APIs) with tailored electronic and biological properties. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors seeking to innovate within organoselenium chemistry.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel selenium-containing drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Building block for developing new generation fungicides, herbicides, and plant growth regulators.
• Organic Electronics: Used in the research and development of organic semiconductors, photoconductors, and electroactive materials.
• Catalyst Ligand Synthesis: Serves as a starting material for creating specialized ligands used in transition metal catalysis.
• Chemical Research & Development: A versatile reagent for academic and industrial R&D exploring new organoselenium reactions and methodologies.
• Material Science: Intermediate for synthesizing functional polymers and advanced materials with specific optical or electronic characteristics.

Basic Information

Product Name	5-Methyl-5H-Selenophen-2-One
CAS No.	26562-65-2
Molecular Formula	C5H4OSe
Molecular Weight	159.05 g/mol
Synonyms	5-Methylselenophen-2(5H)-one; 2(5H)-Selenophenone, 5-methyl-; 5-Methyl-2(5H)-selenophenone; 5-Methyl-δ²-selenophenone; Selenophen-2(5H)-one, 5-methyl-; 5-Methyl-5H-selenophen-2-one
EINECS	Contact for details

Quality Control

Our 5-Methyl-5H-Selenophen-2-One 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 purity assessment and NMR/IR for structural confirmation. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research or production requirements.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in the original packaging or amber glass until use.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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