Description

2-Vinylcyclopropane-1,1-Dicarboxylic Acid Diethyl Ester is a high-value, functionalized cyclopropane derivative that serves as a versatile building block in advanced organic synthesis. Its unique strained-ring structure, combined with the vinyl and ester functionalities, makes it a critical precursor for constructing complex molecular architectures. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty materials sectors seeking to introduce cyclopropane motifs into target molecules.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, particularly those containing cyclopropane rings known for conferring metabolic stability and conformational rigidity.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where the cyclopropane unit can enhance biological activity and environmental profile.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating specialty polymers with tailored thermal and mechanical properties.
• Organic Synthesis Building Block: Employed in [3+2] cycloadditions, ring-opening reactions, and other transformations to construct complex, multi-cyclic compounds in academic and industrial R&D.
• Ligand & Catalyst Development: Serves as a precursor for synthesizing novel chiral ligands and organometallic catalysts used in asymmetric synthesis.
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of specific aroma chemicals with unique structural features.

Basic Information

Product Name	2-Vinylcyclopropane-1,1-Dicarboxylic Acid Diethyl Ester
CAS No.	7686-78-4
Molecular Formula	C11H16O4
Molecular Weight	212.24 g/mol
Synonyms	Diethyl 2-Vinylcyclopropane-1,1-Dicarboxylate; Diethyl 2-Vinyl-1,1-cyclopropanedicarboxylate; 1,1-Cyclopropanedicarboxylic Acid, 2-Ethenyl-, Diethyl Ester; 2-Ethenyl-1,1-cyclopropanedicarboxylic Acid Diethyl Ester; Vinylcyclopropane Diethyl Dicarboxylate; Ethyl 2-Vinylcyclopropane-1,1-Dicarboxylate; NSC 334153
EINECS	Contact for details

Quality Control

Our 2-Vinylcyclopropane-1,1-Dicarboxylic Acid Diethyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and process development. Certificates of Analysis (COA) with detailed chromatographic and spectroscopic data are provided to guarantee traceability and compliance with your specifications.

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 strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.460 - 1.470
Density (g/mL, 20°C)	1.08 - 1.12

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