Description

3-Cyclopropylpropanoyl Chloride is a versatile and highly reactive organic acid chloride building block. Its value lies in its ability to efficiently introduce the cyclopropylpropanoyl moiety into target molecules, facilitating the synthesis of complex intermediates. This compound is essential for research chemists and process development scientists in the pharmaceutical and agrochemical industries, where it is used to create novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a cyclopropyl-containing side chain.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides where the cyclopropyl group enhances biological activity.
• Organic Synthesis Reagent: Serves as an acylating agent in Friedel-Crafts, esterification, and amidation reactions to form ketones, esters, and amides.
• Material Science Research: Employed in the development of specialty polymers and functional materials with tailored properties.
• Chemical Biology Probes: Useful for modifying peptides, proteins, or other biomolecules to study biological interactions.

Basic Information

Product Name	3-Cyclopropylpropanoyl Chloride
CAS No.	56105-20-5
Molecular Formula	C6H9ClO
Molecular Weight	132.59 g/mol
Synonyms	Cyclopropylpropionyl Chloride; 3-Cyclopropylpropanoyl Chloride; Cyclopropanepropanoyl Chloride; 3-Cyclopropylpropionyl Chloride; Cyclopropylpropanoic Acid Chloride; β-Cyclopropylpropionyl Chloride; 56105-20-5
EINECS	Contact for details

Quality Control

Our 3-Cyclopropylpropanoyl Chloride is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Our products undergo rigorous quality testing to ensure compliance with industry standards. 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, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition. Keep away from strong bases, oxidizing agents, and moisture.

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.