Description

4-Penten-1-One, 2-Fluoro-1-Phenyl- (9Ci) is a specialized fluorinated organic building block with the CAS number 157690-12-5. This compound is valued for its unique structure, which incorporates both a reactive ketone group and a fluorine atom on an unsaturated carbon chain, making it a versatile intermediate for advanced synthetic chemistry. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for introducing fluorinated motifs to modulate bioavailability and metabolic stability.
• Agrochemical Synthesis: Used in creating advanced pesticides and herbicides where the fluorine atom can enhance biological activity and environmental persistence.
• Material Science Research: Serves as a precursor for specialty polymers and advanced organic materials requiring specific fluorinated components.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for complex molecule construction, including cyclization reactions and cross-coupling methodologies.
• Fluorine Chemistry Studies: A valuable compound for investigating reaction mechanisms and developing new methodologies in the field of organofluorine chemistry.

Basic Information

Product Name	4-Penten-1-One, 2-Fluoro-1-Phenyl- (9Ci)
CAS No.	157690-12-5
Molecular Formula	C11H11FO
Molecular Weight	178.20 g/mol
Synonyms	2-Fluoro-1-phenyl-4-penten-1-one; 1-Phenyl-2-fluoro-4-penten-1-one; 2-Fluoro-1-phenylpent-4-en-1-one; 157690-12-5; 4-Penten-1-one, 2-fluoro-1-phenyl-; 2-Fluoro-1-phenyl-4-penten-1-one (9CI); 2-Fluoro-1-phenylpent-4-en-1-one
EINECS	Contact for details

Quality Control

Our 4-Penten-1-One, 2-Fluoro-1-Phenyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and process development. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and bases. For long-term storage, consider maintaining the material under an inert atmosphere.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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