Description

Cyclopropanecarboxylic Acid, Chloromethyl Ester is a specialized organic building block featuring a reactive chloromethyl group attached to a cyclopropane carboxylate framework. This compound matters as a versatile intermediate for introducing the constrained, high-energy cyclopropane ring into target molecules, a key strategy in modern synthetic chemistry. It is primarily needed by pharmaceutical, agrochemical, and advanced materials research sectors for the synthesis of novel active ingredients and functional compounds.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing drug candidates containing the pharmacologically active cyclopropane moiety.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides where the cyclopropane structure enhances biological activity.
• Chemical Research & Development: Serves as a versatile electrophile in alkylation reactions and a precursor for further functionalization in academic and industrial R&D labs.
• Material Science: Potential monomer or cross-linking agent in the development of specialty polymers with unique mechanical or thermal properties.
• Ligand and Catalyst Preparation: Intermediate for creating complex ligands and organometallic catalysts used in asymmetric synthesis.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, Chloromethyl Ester
CAS No.	100108-45-0
Molecular Formula	C5H7ClO2
Molecular Weight	134.56 g/mol
Synonyms	Chloromethyl Cyclopropanecarboxylate; Cyclopropanecarboxylic Acid Chloromethyl Ester; (Chloromethoxy)carbonylcyclopropane; Cyclopropanecarbonyloxymethyl Chloride; Cyclopropanecarboxylic Acid (Chloromethyl) Ester; Chloromethyl Cyclopropanecarboxylic Acid Ester
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, Chloromethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong acids, bases, and oxidizing agents. Due to its reactivity, it should be stored separately from incompatible materials.

Specification

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

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