Description

Butanoic Acid, 4-Fluoro-3-Oxo-, 1-Methylethyl Ester is a specialized fluorinated keto-ester building block of significant interest in advanced organic synthesis. Its molecular structure, featuring both a reactive β-keto ester moiety and a fluorine substituent, makes it a versatile precursor for constructing complex molecules. This compound is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients, where the introduction of fluorine can dramatically alter biological activity and metabolic stability.

Application

• Pharmaceutical Intermediate: A key synthon for the preparation of fluorinated heterocycles and active pharmaceutical ingredients (APIs), particularly in medicinal chemistry programs targeting enhanced drug potency and pharmacokinetics.
• Agrochemical Synthesis: Serves as a critical building block in the research and development of new-generation herbicides, fungicides, and insecticides, where the fluorine atom improves lipophilicity and target binding.
• Advanced Material Precursor: Used in the synthesis of specialized monomers and ligands for catalysts or functional materials that require fluorinated components for specific electronic or surface properties.
• Chemical Research & Development: Employed in academic and industrial R&D laboratories for method development, exploring new fluorination chemistry, and creating compound libraries for screening.
• Fine Chemical Manufacturing: Acts as a high-value intermediate in custom synthesis and contract manufacturing for clients requiring fluorinated organic compounds.

Basic Information

Product Name	Butanoic Acid, 4-Fluoro-3-Oxo-, 1-Methylethyl Ester
CAS No.	95445-56-0
Molecular Formula	C7H11FO3
Molecular Weight	162.16 g/mol
Synonyms	Isopropyl 4-Fluoro-3-oxobutanoate; 4-Fluoro-3-oxobutanoic Acid Isopropyl Ester; 1-Methylethyl 4-Fluoro-3-oxobutanoate; Isopropyl 4-Fluorocetoacetate; 4-Fluoroacetoacetic Acid Isopropyl Ester; Fluorinated Keto Ester; β-Keto Ester Fluoride
EINECS	Contact for details

Quality Control

We supply Butanoic Acid, 4-Fluoro-3-Oxo-, 1-Methylethyl Ester in high-purity grades suitable for research and industrial synthesis. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request. We adhere to strict quality management protocols to ensure batch-to-batch consistency and reliability for your critical processes.

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). Due to its highly volatile nature, ensure containers are securely sealed when not in use and stored away from heat sources and open flames. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%

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