Description

5-Methyl-3'-Phenylspiro[Benzofuran-2(3H),2'-Oxiran]-3-One is a high-purity, synthetically valuable spirocyclic oxirane derivative. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block in organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought after by R&D chemists and process development teams in the pharmaceutical, agrochemical, and fine chemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those with spirocyclic or complex heterocyclic frameworks.
• Agrochemical Research: Building block for developing new generation pesticides and herbicides with unique modes of action.
• Organic Synthesis Reagent: Utilized in ring-opening reactions and as a spiro-annulation agent to create sterically constrained and three-dimensional molecules.
• Material Science: Potential monomer or cross-linking agent in the research of specialty polymers and advanced resins.
• Academic & Contract Research: Essential compound for methodological studies in synthetic organic chemistry and medicinal chemistry programs.

Basic Information

Product Name	5-Methyl-3'-Phenylspiro[Benzofuran-2(3H),2'-Oxiran]-3-One
CAS No.	35405-30-2
Molecular Formula	C19H16O3
Molecular Weight	292.33 g/mol
Synonyms	5-Methyl-3'-phenylspiro[benzofuran-2(3H),2'-oxiran]-3-one; Spiro[benzofuran-2(3H),2'-oxiran]-3-one, 5-methyl-3'-phenyl-; 35405-30-2; 5-Methyl-3'-phenylspirobenzofuran-oxiranone; 3'-Phenyl-5-methylspiro[benzofuran-2(3H),2'-oxiran]-3-one
EINECS	Contact for details

Quality Control

We supply 5-Methyl-3'-Phenylspiro[Benzofuran-2(3H),2'-Oxiran]-3-One in high-purity grades suitable for research and commercial synthesis. Our products undergo rigorous quality testing to ensure batch-to-batch consistency and compliance with stringent internal specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.