Description

2-Fluoro-3-Methylbut-2-Enoic Acid is a fluorinated, unsaturated carboxylic acid derivative that serves as a versatile and valuable building block in advanced organic synthesis. Its unique structure, featuring both a fluorine atom and an α,β-unsaturated acid moiety, makes it a critical intermediate for introducing specific functionalities into target molecules. This compound is primarily sought after by research and development chemists and process engineers in the pharmaceutical and agrochemical industries for the creation of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of fluorinated drug candidates, leveraging fluorine's ability to modulate bioavailability, metabolic stability, and binding affinity.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where the fluorine atom can enhance biological activity and environmental persistence.
• Material Science Precursor: Serves as a monomer or functionalization agent in the development of specialty polymers and coatings with tailored surface properties.
• Ligand and Catalyst Development: Employed in the preparation of novel fluorinated ligands for metal complexes used in catalytic processes.
• Fluorine Chemistry Research: A valuable substrate for methodological studies in organofluorine chemistry, exploring new fluorination or derivatization reactions.
• Fine Chemical Production: Acts as a building block for synthesizing complex fluorinated fragrances, flavors, and other high-value specialty chemicals.

Basic Information

Product Name	2-Fluoro-3-Methylbut-2-Enoic Acid
CAS No.	15051-86-2
Molecular Formula	C5H7FO2
Molecular Weight	118.11 g/mol
Synonyms	2-Fluoro-3-methyl-2-butenoic acid; 3-Methyl-2-fluorobut-2-enoic acid; (Z)-2-Fluoro-3-methylbut-2-enoic acid; (E)-2-Fluoro-3-methylbut-2-enoic acid; 2-Fluoro-3-methylcrotonic acid; α-Fluoro-β-methylcrotonic acid; 2-Fluoroisocrotonic acid, 3-methyl-; But-2-enoic acid, 2-fluoro-3-methyl-
EINECS	Contact for details

Quality Control

Every batch of 2-Fluoro-3-Methylbut-2-Enoic Acid is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the precise requirements for research and scale-up applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is available for each lot upon request, supporting your regulatory and quality assurance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. For long-term storage, maintaining the material at temperatures between 2°C and 8°C (refrigerated) is recommended to maximize stability. The container should be kept tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%

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