Description

Acetic Acid, Mercapto-, Cyclopentyl Ester (9Ci) is a specialized organosulfur compound featuring both a thiol (mercapto) and an ester functional group. This unique structure makes it a valuable intermediate for synthesizing complex molecules in advanced research and fine chemical manufacturing. It is particularly relevant for industries focused on developing novel pharmaceuticals, agrochemicals, and functional materials where the introduction of a protected thiol moiety is required.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring sulfur-containing functional groups.
• Agrochemical Synthesis: Used in the research and production of novel pesticides, herbicides, and fungicides.
• Ligand and Catalyst Precursor: Acts as a starting material for creating specialized ligands used in catalytic processes and metal complexation.
• Polymer Modification: Employed to introduce thiol or ester functionalities into polymer chains for specialty materials.
• Flavor and Fragrance Industry: Potential intermediate for synthesizing specific sulfur-containing aroma compounds.
• Chemical Research: A versatile reagent for organic synthesis and methodological development in academic and industrial R&D laboratories.

Basic Information

Product Name	Acetic Acid, Mercapto-, Cyclopentyl Ester (9Ci)
CAS No.	103604-39-3
Molecular Formula	C7H12O2S
Molecular Weight	160.23 g/mol
Synonyms	Cyclopentyl Mercaptoacetate; Cyclopentyl 2-Mercaptoacetate; 2-Mercaptoacetic Acid Cyclopentyl Ester; Mercaptoacetic Acid Cyclopentyl Ester; Thioglycolic Acid Cyclopentyl Ester; Cyclopentyl Thioglycolate; Acetic acid, 2-mercapto-, cyclopentyl ester
EINECS	Contact for details

Quality Control

We maintain stringent quality control protocols for our fine chemical intermediates. Each batch of Acetic Acid, Mercapto-, Cyclopentyl Ester is analyzed to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (by GC or HPLC), identity (by IR/NMR), and impurity profile is provided with every shipment. Our quality system is designed to support cGMP and ISO standards for reliable supply to regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is easily oxidized; ensure containers are properly sealed after each use to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 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.