Description

Methyl 4,4,4-Trifluorobutyrate is a versatile fluorinated ester building block characterized by its high volatility and reactivity. This compound is valued for its ability to introduce the trifluoromethyl group, a key motif that enhances the metabolic stability, lipophilicity, and bioavailability of target molecules. It is primarily sought after by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of advanced intermediates.

Application

• Pharmaceutical Intermediate: A key synthon for the preparation of fluorinated active pharmaceutical ingredients (APIs), particularly in oncology and central nervous system (CNS) drug discovery.
• Agrochemical Synthesis: Used in the manufacture of novel herbicides and pesticides, where the fluorine atoms improve compound activity and environmental persistence.
• Liquid Crystal & OLED Materials: Serves as a precursor for fluorinated components in electronic display materials, enhancing their dielectric and optical properties.
• Organic Synthesis Building Block: Employed in nucleophilic substitution and condensation reactions to construct complex fluorinated organic molecules for research.
• Polymer Modification: Acts as a monomer or modifier to introduce fluorine into polymer chains, improving chemical resistance and surface properties.

Basic Information

Product Name	Methyl 4,4,4-Trifluorobutyrate
CAS No.	2365-82-4
Molecular Formula	C5H7F3O2
Molecular Weight	156.10 g/mol
Synonyms	Methyl 4,4,4-Trifluorobutanoate; 4,4,4-Trifluorobutanoic Acid Methyl Ester; Butanoic acid, 4,4,4-trifluoro-, methyl ester; Methyl γ,γ,γ-Trifluorobutyrate; Trifluorobutyric Acid Methyl Ester; Methyl 3-Carbomethoxypropyl Trifluoride; MFB
EINECS	219-122-7

Quality Control

Our production of Methyl 4,4,4-Trifluorobutyrate adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your synthetic processes. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong bases and oxidizing agents. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use. Recommended storage temperature: 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.355 - 1.365
Density (g/mL at 20°C)	1.220 - 1.250

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