Description

3-Cyclopropyl-3-Oxo-Propionic Acid Ethyl Ester is a versatile β-keto ester building block characterized by its cyclopropyl and ester functionalities. This compound is highly valued in organic synthesis for its role as a key intermediate in constructing complex molecular architectures, particularly in pharmaceutical and agrochemical research. It is essential for chemists and manufacturers engaged in the development of active pharmaceutical ingredients (APIs), fine chemicals, and advanced material precursors.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of various drug candidates, especially those containing cyclopropane rings for enhanced metabolic stability.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the cyclopropyl group imparts specific biological activity.
• Fine Chemical Production: Serves as a building block for specialty chemicals, flavors, and fragrances requiring complex ester backbones.
• Academic & R&D: Employed in research laboratories for method development and exploring new organic reactions, such as Claisen condensations and ring-forming transformations.
• Material Science: Potential intermediate in the synthesis of monomers or ligands for advanced polymeric or coordination compounds.

Basic Information

Product Name	3-Cyclopropyl-3-Oxo-Propionic Acid Ethyl Ester
CAS No.	24922-02-9
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	Ethyl 3-cyclopropyl-3-oxopropanoate; 3-Oxopentanedioic Acid Cyclopropyl Ester; Ethyl 3-cyclopropyl-3-oxopropionate; 3-Cyclopropyl-3-oxopropionic Acid Ethyl Ester; Cyclopropanecarboxylic Acid, 3-Oxo-, Ethyl Ester; β-Ketocyclopropanepropanoic Acid Ethyl Ester
EINECS	Contact for details

Quality Control

Our 3-Cyclopropyl-3-Oxo-Propionic Acid Ethyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing specific results for purity, appearance, and other critical parameters is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/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.