Description

Ethyl 3,3-Difluoro-2-Oxohex-5-Enoate is a high-value, fluorinated keto-ester building block used in advanced organic synthesis. This compound is prized for its unique molecular architecture, which combines a reactive α,α-difluoro-β-ketoester moiety with an alkene handle, enabling diverse chemical transformations. It is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing complex fluorinated molecules, where the introduction of fluorine atoms is critical for modulating biological activity, metabolic stability, and physicochemical properties.

Application

• Pharmaceutical Intermediate: A key synthon for the preparation of fluorinated active pharmaceutical ingredients (APIs), particularly protease inhibitors and kinase inhibitors.
• Agrochemical Synthesis: Used in the research and development of novel herbicides and pesticides, where fluorine substitution enhances efficacy and environmental persistence.
• Material Science Precursor: Serves as a monomer or cross-linking agent in the development of specialty polymers with tailored surface properties.
• Fluorine Chemistry Research: An essential reagent for studying nucleophilic and electrophilic reactions at fluorinated carbon centers in academic and industrial R&D settings.
• Ligand and Catalyst Development: Employed in the synthesis of novel fluorinated ligands for asymmetric catalysis and metal-organic frameworks (MOFs).
• Diagnostic Agent Synthesis: Used in the preparation of fluorinated probes and contrast agents for medical imaging techniques like PET and MRI.

Basic Information

Product Name	Ethyl 3,3-Difluoro-2-Oxohex-5-Enoate
CAS No.	165465-49-6
Molecular Formula	C8H10F2O3
Molecular Weight	192.16 g/mol
Synonyms	Ethyl 3,3-difluoro-2-oxo-5-hexenoate; 5-Hexenoic acid, 3,3-difluoro-2-oxo-, ethyl ester; 3,3-Difluoro-2-oxo-5-hexenoic acid ethyl ester; Ethyl 3,3-difluoro-2-oxohex-5-enoate; 165465-49-6; Ethyl (E/Z)-3,3-difluoro-2-oxohex-5-enoate
EINECS	Contact for details

Quality Control

Our Ethyl 3,3-Difluoro-2-Oxohex-5-Enoate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and MS, to ensure high chemical purity and structural integrity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our production adheres to cGMP principles where applicable, ensuring reliable batch-to-batch consistency for your critical R&D and scale-up processes.

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 sensitive to moisture and prolonged exposure to air. For long-term storage, consider keeping the container under an inert atmosphere.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Isomer Ratio (E/Z)	Specified on COA

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