Description

3(2H)-Furanone, 5-Ethenyldihydro-2-Propylidene-, (2Z,5R)- (9Ci) is a specialized chiral furanone derivative, a high-value intermediate prized for its unique stereochemistry and functional group arrangement. This compound matters for its role as a critical building block in the synthesis of complex molecules, particularly in the pharmaceutical and fine chemical sectors where precise stereocontrol is paramount. It is needed by research chemists and process development teams in pharmaceutical R&D, agrochemical discovery, and advanced material science for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), especially those targeting central nervous system and anti-inflammatory pathways.
• Agrochemical Synthesis: Used in the construction of advanced, stereochemically-defined pesticide and herbicide molecules to enhance efficacy and selectivity.
• Fine Chemical Production: Serves as a versatile precursor in the synthesis of flavors, fragrances, and other high-value specialty chemicals requiring specific stereoisomers.
• Academic & Industrial Research: A valuable tool compound for methodological studies in asymmetric synthesis, catalysis, and exploring new chemical spaces.
• Material Science Precursor: Potential use in the development of novel polymers or functional organic materials with tailored optical or electronic properties.

Basic Information

Product Name	3(2H)-Furanone, 5-Ethenyldihydro-2-Propylidene-, (2Z,5R)- (9Ci)
CAS No.	724477-91-2
Molecular Formula	C9H12O2
Molecular Weight	152.19 g/mol
Synonyms	(2Z,5R)-5-Ethenyldihydro-2-propylidene-3(2H)-furanone; (5R,2Z)-5-Ethenyldihydro-2-propylidene-3(2H)-furanone; 2-Propylidene-5-vinyltetrahydro-3(2H)-furanone, (2Z,5R)-; (2Z,5R)-5-Vinyl-2-propylidenedihydro-3(2H)-furanone; Furanone derivative CAS 724477-91-2; (Z,R)- isomer of 5-Ethenyldihydro-2-propylidene-3(2H)-furanone
EINECS	Contact for details

Quality Control

Our production of 3(2H)-Furanone, 5-Ethenyldihydro-2-Propylidene-, (2Z,5R)- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high chiral purity. Each lot undergoes comprehensive analytical characterization, including chiral HPLC to confirm stereochemical integrity and NMR for structural verification. Certificates of Analysis (COA) detailing purity, enantiomeric excess, and impurity profiles are provided with every shipment. We support cGMP and ISO 9001 compliant manufacturing for critical applications.

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). This compound may be sensitive to prolonged exposure to air and moisture; containers should be kept tightly sealed under an inert atmosphere when not in use. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
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.