Description

Cyclopentanecarboxylic Acid, 1-Fluoro-2-Hydroxy-3-Methyl-, Ethyl Ester (9Ci) is a high-purity, multifunctional fluorinated building block essential for advanced organic synthesis. This compound matters because its unique structure, featuring fluorine and hydroxyl groups on a cyclopentane scaffold, provides a versatile platform for creating complex molecules with tailored properties. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for applications such as medicinal chemistry and the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in drug discovery programs targeting metabolic and central nervous system diseases.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, where the fluorine atom can enhance biological activity and environmental stability.
• Medicinal Chemistry: Serves as a versatile scaffold for structure-activity relationship (SAR) studies and the creation of compound libraries for high-throughput screening.
• Fluorine Chemistry Research: An important reagent for academic and industrial research focused on introducing fluorine into complex organic molecules to modulate their physicochemical properties.
• Fine Chemical Production: Employed in the custom synthesis of specialty chemicals, flavors, and fragrances requiring specific stereochemistry and functional groups.

Basic Information

Product Name	Cyclopentanecarboxylic Acid, 1-Fluoro-2-Hydroxy-3-Methyl-, Ethyl Ester (9Ci)
CAS No.	153127-02-7
Molecular Formula	C9H15FO3
Molecular Weight	190.21 g/mol
Synonyms	Ethyl 1-Fluoro-2-hydroxy-3-methylcyclopentanecarboxylate; 1-Fluoro-2-hydroxy-3-methylcyclopentanecarboxylic Acid Ethyl Ester; 153127-02-7; Ethyl 1-fluoro-2-hydroxy-3-methylcyclopentane-1-carboxylate; Cyclopentanecarboxylic acid, 1-fluoro-2-hydroxy-3-methyl-, ethyl ester; 9CI; 1-Fluoro-2-hydroxy-3-methyl-cyclopentanecarboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our Cyclopentanecarboxylic Acid, 1-Fluoro-2-Hydroxy-3-Methyl-, Ethyl Ester (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure high chemical purity and structural identity. Certificates of Analysis (COA) with detailed specifications are available for review and provided with every shipment to guarantee traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from incompatible materials such as strong bases and fluorides. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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