Description

Cyclopropanecarboxylic Acid, 1-(Mercaptomethyl)-, Ethyl Ester (9Ci) is a specialized organosulfur compound featuring a cyclopropane ring, a carboxylic acid ester, and a thiol functional group. This unique molecular architecture makes it a valuable building block and intermediate in advanced organic synthesis, particularly for introducing constrained ring systems and sulfur-containing motifs. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, especially those requiring cyclopropane or thioether functionalities.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides where the cyclopropane ring can enhance biological activity.
• Ligand and Catalyst Development: The thiol group allows it to act as a precursor for ligands used in metal-catalyzed reactions or as a building block for functional materials.
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals for various industrial applications.
• Academic and Industrial Research: A valuable tool for methodological studies and exploring new chemical spaces in synthetic organic chemistry.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 1-(Mercaptomethyl)-, Ethyl Ester (9Ci)
CAS No.	133772-30-2
Molecular Formula	C7H12O2S
Molecular Weight	160.23 g/mol
Synonyms	Ethyl 1-(Mercaptomethyl)cyclopropanecarboxylate; 1-(Mercaptomethyl)cyclopropanecarboxylic Acid Ethyl Ester; Ethyl (1-Mercaptomethyl)cyclopropanecarboxylate; Cyclopropanecarboxylic Acid, 1-(Mercaptomethyl)-, Ethyl Ester; 133772-30-2; (1-Mercaptomethyl)cyclopropanecarboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our production of Cyclopropanecarboxylic Acid, 1-(Mercaptomethyl)-, Ethyl Ester adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your synthetic processes. Each lot is characterized by modern analytical techniques including GC, HPLC, and NMR to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all relevant specifications is provided with every shipment.

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). Due to its thiol group, this compound is easily oxidized (store under inert atmosphere recommended for long-term storage). Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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