Description

2(5H)-Furanone, 3-Ethyl-4-Ethynyl- (9Ci) is a specialized furanone derivative characterized by its unique combination of an ethyl and an ethynyl substituent. This compound serves as a valuable high-purity chemical intermediate for advanced organic synthesis, particularly in the development of novel heterocyclic compounds and functional materials. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly for exploring new therapeutic scaffolds.
• Agrochemical Research: Used in the development of new pesticides, herbicides, and fungicides, leveraging its reactive furanone core for biological activity.
• Material Science: Serves as a precursor for advanced polymers, liquid crystals, and other functional organic materials due to its ethynyl group's potential for cross-linking or polymerization.
• Organic Synthesis: A versatile synthon for constructing complex heterocyclic systems and natural product analogs in academic and industrial research laboratories.
• Chemical Research: Employed in methodological studies for reactions like cycloadditions or Sonogashira couplings, given its distinct functional groups.

Basic Information

Product Name	2(5H)-Furanone, 3-Ethyl-4-Ethynyl- (9Ci)
CAS No.	109332-79-8
Molecular Formula	C8H8O2
Molecular Weight	136.15 g/mol
Synonyms	3-Ethyl-4-ethynyl-2(5H)-furanone; 4-Ethynyl-3-ethyl-2(5H)-furanone; 3-Ethyl-4-ethynylfuran-2(5H)-one; 2(5H)-Furanone, 3-ethyl-4-ethynyl-; 3-Ethyl-4-ethynyl-dihydrofuran-2-one
EINECS	Contact for details

Quality Control

Our 2(5H)-Furanone, 3-Ethyl-4-Ethynyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request to support your quality assurance processes.

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 flames. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 95% (Standard Grade)
Water Content (KF)	≤ 0.5%

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