Description

2H-Pyran-2-One, 3-Fluoro-5,6-Dihydro-4-(2-Hydroxyethyl)- (9Ci) is a specialized fluorinated lactone derivative, identified by CAS NO 552308-03-9, serving as a high-value synthetic intermediate. This compound is critical for introducing both fluorine and a functionalized hydroxyethyl side chain into complex molecular architectures, enabling precise modifications to chemical and physical properties. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of fluorinated drug candidates, particularly in oncology and central nervous system (CNS) therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides and herbicides, where the fluorine atom enhances biological activity and environmental stability.
• Advanced Material Precursor: Serves as a monomer or modifier in the development of specialty polymers and functional materials with tailored properties.
• Chemical Research & Development: A versatile scaffold in medicinal and synthetic organic chemistry for exploring novel chemical spaces and reaction pathways.
• Fluorine Chemistry Studies: Employed in academic and industrial labs to study the effects of fluorination on lactone reactivity and downstream product profiles.

Basic Information

Product Name	2H-Pyran-2-One, 3-Fluoro-5,6-Dihydro-4-(2-Hydroxyethyl)- (9Ci)
CAS No.	552308-03-9
Molecular Formula	C7H9FO3
Molecular Weight	160.14 g/mol
Synonyms	3-Fluoro-5,6-dihydro-4-(2-hydroxyethyl)-2H-pyran-2-one; 4-(2-Hydroxyethyl)-3-fluoro-5,6-dihydro-2H-pyran-2-one; 3-Fluoro-4-(2-hydroxyethyl)-5,6-dihydro-2H-pyran-2-one; Fluorinated Dihydro-2H-pyranone Derivative; 552308-03-9; 3-Fluoro-4-(2-hydroxyethyl)-5,6-dihydro-2-pyrone
EINECS	Contact for details

Quality Control

We supply 2H-Pyran-2-One, 3-Fluoro-5,6-Dihydro-4-(2-Hydroxyethyl)- (9Ci) 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 industry standards. 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 area at a controlled room temperature (15-25°C). This compound is sensitive to light and strong alkali; ensure storage conditions are compatible with these properties to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
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.