Description

Diethyl Cyclopropylmalonate is a high-purity, specialized organic ester compound, serving as a critical building block in advanced chemical synthesis. Its unique cyclopropyl ring structure makes it an invaluable precursor for creating complex molecular architectures with enhanced stability and specific biological activity. This product is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and fine chemical industries who require reliable, high-quality intermediates for constructing active pharmaceutical ingredients (APIs) and novel agrochemicals.

Application

• Pharmaceutical Intermediate: Key starting material for the synthesis of cyclopropane-containing drug candidates, including potential antiviral, anticancer, and central nervous system (CNS) active compounds.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the cyclopropane moiety contributes to biological efficacy and environmental stability.
• Fine Chemical Manufacturing: Serves as a versatile reagent for constructing complex esters, carboxylic acids, and other functionalized molecules in custom synthesis and process development.
• Material Science Research: Employed in the development of novel polymers and specialty materials that incorporate rigid cyclopropane units to modify physical properties.
• Academic & Industrial R&D: A fundamental tool in methodological chemistry research for studying cyclopropanation reactions and developing new synthetic pathways.

Basic Information

Product Name	Diethyl Cyclopropylmalonate
CAS No.	42392-68-7
Molecular Formula	C10H16O4
Molecular Weight	200.23 g/mol
Synonyms	Diethyl 1-cyclopropane-1,1-dicarboxylate; Cyclopropane-1,1-dicarboxylic acid diethyl ester; Diethyl cyclopropane-1,1-dicarboxylate; Propanedioic acid, 1-cyclopropyl-, diethyl ester; DEPC; Diethyl 1-cyclopropylmalonate; Malonic acid, cyclopropyl-, diethyl ester
EINECS	Contact for details

Quality Control

Our Diethyl Cyclopropylmalonate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), to verify identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key specifications. We adhere to cGMP principles where applicable, ensuring our product meets the stringent requirements for use in regulated synthesis workflows.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
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.