Description

Diethyl 1,1-Cyclopropanedicarboxylate is a high-purity, versatile organic building block and ester derivative of cyclopropane-1,1-dicarboxylic acid. This compound is a critical intermediate in advanced organic synthesis, valued for its unique strained three-membered ring structure which imparts significant reactivity. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing active pharmaceutical ingredients (APIs), particularly those containing cyclopropane motifs known for metabolic stability.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the cyclopropane ring enhances biological activity.
• Organic Synthesis Reagent: Serves as a versatile precursor for ring-opening reactions, Michael additions, and the preparation of other functionalized cyclopropane derivatives.
• Material Science Research: Employed in the development of novel polymers and functional materials with tailored properties.
• Chemical Research & Development: A fundamental reagent in methodological development and the synthesis of complex natural products or novel chemical entities in R&D laboratories.

Basic Information

Product Name	Diethyl 1,1-Cyclopropanedicarboxylate
CAS No.	1559-02-0
Molecular Formula	C9H14O4
Molecular Weight	186.21 g/mol
Synonyms	1,1-Cyclopropanedicarboxylic Acid Diethyl Ester; Diethyl Cyclopropane-1,1-dicarboxylate; Ethyl 1-Carboxycyclopropanecarboxylate; Diethyl Malonate Cyclopropane Derivative; 1,1-Bis(ethoxycarbonyl)cyclopropane; Cyclopropane-1,1-dicarboxylic Acid Diethyl Ester; DEPC
EINECS	Contact for details

Quality Control

Our Diethyl 1,1-Cyclopropanedicarboxylate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for purity, identity, and impurities 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, well-ventilated area at room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. 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/HPLC)	≥ 97.0% (Typical 98.0-99.5%)
Water Content (KF)	≤ 0.5%

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