Description

3-Buten-2-One, 3-Fluoro-4-Methoxy-, (Z)- (9Ci) is a specialized fluorinated and methoxylated enone building block of significant interest in advanced organic synthesis. This compound matters for its unique stereochemistry and functional group array, which enables precise molecular construction in complex chemical environments. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for constructing complex molecules in drug discovery and development programs.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its fluorine and methoxy motifs.
• Material Science Research: Serves as a monomer or precursor for developing specialty polymers with tailored optical or electronic properties.
• Ligand and Catalyst Development: Employed in the design of novel chiral ligands and organocatalysts for asymmetric synthesis.
• Fluorine Chemistry Studies: A valuable substrate for investigating new fluorination reactions and the influence of fluorine on reactivity and conformation.
• Fine Chemical Production: Utilized in the multi-step synthesis of high-value, low-volume specialty chemicals for various industrial applications.

Basic Information

Product Name	3-Buten-2-One, 3-Fluoro-4-Methoxy-, (Z)- (9Ci)
CAS No.	148541-82-6
Molecular Formula	C6H9FO2
Molecular Weight	132.13 g/mol
Synonyms	(Z)-3-Fluoro-4-methoxybut-3-en-2-one; (Z)-1-Fluoro-2-methoxyethenyl methyl ketone; 3-Fluoro-4-methoxy-3-buten-2-one (Z)-; 3-Buten-2-one, 3-fluoro-4-methoxy-, (Z)-; (Z)-3-Fluoro-4-methoxybut-3-en-2-one; Methyl (Z)-3-fluoro-4-methoxy-2-butenoate (common misnomer); 3-Fluoro-4-methoxy-(Z)-but-3-en-2-one; 148541-82-6
EINECS	Contact for details

Quality Control

Our 3-Buten-2-One, 3-Fluoro-4-Methoxy-, (Z)- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity assessment and structural confirmation, to ensure it meets the high standards required for research and process chemistry. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). This compound may be sensitive to moisture and prolonged exposure to air; it is recommended to store under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Area %)
(Z)-Isomer Content (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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