Description

Methyl 4-(3-Fluoro-5-Methylphenyl)Butanoate CAS NO 1951444-82-8 is a high-purity, fluorinated aromatic ester building block of significant interest in advanced organic synthesis. Its molecular structure, featuring both a fluorine atom and a methylphenyl group, makes it a valuable intermediate for constructing complex molecules with tailored electronic and steric properties. This compound is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for the creation of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for introducing fluorinated aromatic motifs to modulate bioavailability and metabolic stability.
• Agrochemical Synthesis: Serves as a building block for creating novel herbicides, fungicides, and insecticides where the fluorine substituent can enhance biological activity and environmental persistence.
• Liquid Crystal & OLED Material Research: Used in the synthesis of fluorinated organic semiconductors and liquid crystal compounds for electronic display applications.
• Fine Chemical Production: Employed in custom synthesis and contract manufacturing for producing specialized fluorinated aromatic compounds.
• Academic & Industrial R&D: A versatile reagent for methodological studies in organic chemistry, including cross-coupling reactions and ester transformations.

Basic Information

Product Name	Methyl 4-(3-Fluoro-5-Methylphenyl)Butanoate
CAS No.	1951444-82-8
Molecular Formula	C₁₂H₁₅FO₂
Molecular Weight	210.24 g/mol
Synonyms	Methyl 4-(3-Fluoro-5-methylphenyl)butyrate; 4-(3-Fluoro-5-methylphenyl)butanoic acid methyl ester; Butanoic acid, 4-(3-fluoro-5-methylphenyl)-, methyl ester; Methyl 3-fluoro-5-methylhydrocinnamate; 3-Fluoro-5-methylbenzene butanoic acid methyl ester
EINECS	Contact for details

Quality Control

Our production of Methyl 4-(3-Fluoro-5-Methylphenyl)Butanoate adheres to stringent quality management protocols. Each batch is characterized and tested using advanced analytical techniques including GC, HPLC, NMR, and MS to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to cGMP principles and ISO-aligned processes guarantees a reliable supply of this high-value intermediate for your most demanding synthesis work.

Storage

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

Specification

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

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