Description

4-Fluorobutyric Acid Isopropyl Ester is a valuable fluorinated building block and specialty intermediate in organic synthesis. Its structure, featuring a reactive ester group and a fluorinated alkyl chain, makes it a versatile precursor for introducing fluorinated moieties into target molecules. This compound is primarily sought after by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing fluorinated active pharmaceutical ingredients (APIs) and prodrugs, leveraging fluorine's ability to modulate bioavailability and metabolic stability.
• Agrochemical Synthesis: Used in the research and production of advanced fluorinated pesticides and herbicides, where the fluorine atom can enhance biological activity and environmental persistence.
• Liquid Crystal & OLED Material Precursor: Serves as a fluorinated intermediate in the development of specialty chemicals for electronic displays and organic light-emitting diodes.
• Polymer Modification: Employed to introduce fluorine-containing side chains into polymers, imparting valuable properties such as oil/water repellency, chemical resistance, and low surface energy.
• Organic Synthesis Reagent: Acts as a flexible alkylating agent or a source of the 4-fluorobutyl group in various nucleophilic substitution and coupling reactions.
• Fluorinated Surfactant & Lubricant Research: Investigated as a precursor for creating novel fluorosurfactants and high-performance lubricants with unique thermal and chemical stability.

Basic Information

Product Name	4-Fluorobutyric Acid Isopropyl Ester
CAS No.	63904-97-2
Molecular Formula	C7H13FO2
Molecular Weight	148.18 g/mol
Synonyms	Isopropyl 4-Fluorobutanoate; 4-Fluorobutanoic Acid Isopropyl Ester; Isopropyl 4-Fluorobutyrate; 4-Fluorobutyric Acid 1-Methylethyl Ester; 1-Methylethyl 4-Fluorobutanoate; γ-Fluorobutyric Acid Isopropyl Ester; Butanoic acid, 4-fluoro-, 1-methylethyl ester
EINECS	Contact for details

Quality Control

Our 4-Fluorobutyric Acid Isopropyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high chemical purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.400 - 1.410
Density (20°C)	1.00 - 1.05 g/mL

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