Description

2,2-Difluoro-3-[(2-Methyl-1-Oxo-2-Propen-1-Yl)Oxy]Pentanoic Acid 1,1-Dimethylethyl Ester is a high-purity, specialty fluorinated building block designed for advanced synthetic chemistry. This compound is valued for its unique molecular architecture, which incorporates both a reactive acrylate ester and a protected carboxylic acid group, enabling its use in the synthesis of complex, fluorinated target molecules. It is primarily sought by research and development teams in the pharmaceutical and agrochemical industries for the creation of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key fluorinated synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for introducing fluorine atoms to modulate bioavailability and metabolic stability.
• Agrochemical Synthesis: Used in the creation of advanced herbicides, fungicides, and insecticides where the difluoro and ester functionalities contribute to biological activity and environmental persistence profiles.
• Material Science Research: Serves as a monomer or precursor in the development of specialty polymers and coatings with tailored surface properties and chemical resistance.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex organic molecules, leveraging its tert-butyl ester for protection and the acryloyloxy group for further functionalization.
• Fluorine Chemistry Studies: An important reagent for investigating new fluorination methodologies and the effects of fluorine substitution on molecular conformation and reactivity.

Basic Information

Product Name	2,2-Difluoro-3-[(2-Methyl-1-Oxo-2-Propen-1-Yl)Oxy]Pentanoic Acid 1,1-Dimethylethyl Ester
CAS No.	1092693-73-6
Molecular Formula	C14H22F2O4
Molecular Weight	292.32 g/mol
Synonyms	tert-Butyl 2,2-difluoro-3-(methacryloyloxy)pentanoate; 1,1-Dimethylethyl 2,2-Difluoro-3-[(2-Methyl-1-Oxo-2-Propen-1-Yl)Oxy]Pentanoate; 2,2-Difluoro-3-(methacryloyloxy)pentanoic Acid tert-Butyl Ester; Methacrylic Acid 2-(tert-Butoxycarbonyl)-1,1-difluorobutyl Ester; 1092693-73-6; tert-Butyl 3-(methacryloyloxy)-2,2-difluoropentanoate
EINECS	Contact for details

Quality Control

Every batch of our 2,2-Difluoro-3-[(2-Methyl-1-Oxo-2-Propen-1-Yl)Oxy]Pentanoic Acid 1,1-Dimethylethyl Ester is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity standards required for sensitive R&D and scale-up applications. A detailed Certificate of Analysis (COA) confirming identity, purity (typically >97% by HPLC), and impurity profiles is supplied with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong bases and sources of ignition. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
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.