Description

3-Chloro-3-Cyclopentylpropionyl Chloride is a specialized organic acid chloride building block used in advanced chemical synthesis. This compound matters for its role as a key intermediate in constructing complex molecular architectures, particularly in the pharmaceutical sector. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries for introducing the 3-chloro-3-cyclopentylpropionyl moiety.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of active pharmaceutical ingredients (APIs), especially those targeting central nervous system (CNS) disorders and metabolic diseases.
• Agrochemical Synthesis: Used in the production of advanced herbicides and fungicides, where the cyclopentyl group can enhance biological activity and selectivity.
• Peptide Mimetics & Prodrug Development: Serves as an acylating agent for modifying amino acids or peptides to improve stability, bioavailability, or targeting.
• Material Science Research: Employed in the creation of novel polymers and functional materials with specific thermal or mechanical properties.
• Chemical Biology Probes: Useful for labeling or modifying biomolecules in research to study protein function or cellular pathways.
• Custom Synthesis & Contract Manufacturing: A valuable reagent for custom synthesis houses serving the life sciences industry for scale-up and process optimization.

Basic Information

Product Name	3-Chloro-3-Cyclopentylpropionyl Chloride
CAS No.	1253790-56-5
Molecular Formula	C8H12Cl2O
Molecular Weight	195.09 g/mol
Synonyms	3-Chloro-3-cyclopentylpropanoyl chloride; 3-Cyclopentyl-3-chloropropionyl chloride; Propionyl chloride, 3-chloro-3-cyclopentyl-; 3-Chlorocyclopentanepropionyl chloride; Cyclopentanepropionyl chloride, 3-chloro-; 1253790-56-5; 3-Chloro-3-cyclopentylpropanoic acid chloride
EINECS	Contact for details

Quality Control

Our 3-Chloro-3-Cyclopentylpropionyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and reacts vigorously with water, alcohols, and strong bases. Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to maintain stability and prevent hydrolysis.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (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.