Description

Rac-cis-4-(2,4-Difluorophenyl)-3-Methyl-2(5H)-Furanone 3,4-Epoxide is a high-purity, advanced pharmaceutical intermediate characterized by its unique epoxide and difluorophenyl functional groups. This compound matters for its critical role as a key building block in the synthesis of complex active pharmaceutical ingredients (APIs), particularly in modern drug discovery programs. Pharmaceutical, agrochemical, and specialty chemical R&D teams need it to develop novel therapeutic agents, leveraging its reactive epoxide moiety for further chemical elaboration.

Application

• Pharmaceutical Intermediate: A crucial precursor in the multi-step synthesis of novel drug candidates, especially in oncology and central nervous system (CNS) therapeutic areas.
• Agrochemical Research: Serves as a key synthon for developing new-generation pesticides and herbicides with enhanced efficacy and selectivity.
• Chemical Biology Probe Development: Used in academic and industrial research to create molecular probes for studying enzyme mechanisms and biological pathways.
• Material Science: Potential monomer or cross-linking agent in the development of specialty polymers with specific thermal or chemical resistance properties.
• Contract Research & Manufacturing (CRO/CMO): Supplied to outsourcing partners for custom synthesis and process development projects.

Basic Information

Item	Detail
Product Name	Rac-cis-4-(2,4-Difluorophenyl)-3-Methyl-2(5H)-Furanone 3,4-Epoxide
CAS No.	1329610-78-7
Molecular Formula	C11H8F2O3
Molecular Weight	226.18 g/mol
Synonyms	4-(2,4-Difluorophenyl)-3-methyl-2(5H)-furanone 3,4-epoxide (racemic cis-isomer); (±)-cis-4-(2,4-Difluorophenyl)-3-methyl-2,5-dihydrofuran-2-one 3,4-epoxide; 2(5H)-Furanone, 4-(2,4-difluorophenyl)-3-methyl-, 3,4-epoxide, cis-(±)-; 1329610-78-7; rac-cis Epoxide intermediate; DFMF Epoxide
EINECS	Contact for details

Quality Control

Our Rac-cis-4-(2,4-Difluorophenyl)-3-Methyl-2(5H)-Furanone 3,4-Epoxide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the stringent requirements for pharmaceutical R&D. Certificates of Analysis (COA) with full traceability are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The compound may be moisture-sensitive; keep the container tightly sealed under an inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single impurity ≤ 1.0%
Water Content (KF)	≤ 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.