Description

Cyclopropanecarboxylic Acid, 2-Cyano-2-Ethenyl-, Methyl Ester, cis- (9Ci) is a specialized, high-purity chemical intermediate featuring a cyclopropane ring and cyano-vinyl functional groups. This compound matters for its role as a critical building block in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily needed by R&D chemists and process development teams in the pharmaceutical and agrochemical industries for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for candidates with cyclopropane-based scaffolds.
• Agrochemical Synthesis: Serves as a precursor in the manufacture of advanced crop protection agents and pesticides, leveraging its reactive functional groups.
• Material Science Research: Used in the development of specialty polymers and advanced organic materials with tailored properties.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex organic molecules, including natural product analogs.
• Ligand and Catalyst Development: Acts as a starting material for synthesizing novel chiral ligands or organocatalysts used in asymmetric synthesis.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 2-Cyano-2-Ethenyl-, Methyl Ester, cis- (9Ci)
CAS No.	51171-68-7
Molecular Formula	C8H9NO2
Molecular Weight	151.16 g/mol
Synonyms	Methyl cis-2-cyano-2-vinylcyclopropanecarboxylate; cis-Methyl 2-cyano-2-vinylcyclopropanecarboxylate; 2-Cyano-2-ethenylcyclopropanecarboxylic acid methyl ester, cis-; (1R,2S)-rel-2-Cyano-2-ethenylcyclopropanecarboxylic Acid Methyl Ester; Cyclopropanecarboxylic acid, 2-cyano-2-ethenyl-, methyl ester, (1R,2S)-rel-; Methyl (1R,2S)-2-cyano-2-vinylcyclopropanecarboxylate
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 2-Cyano-2-Ethenyl-, Methyl Ester, cis- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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