Description

S-(2-Hydroxycyclohexyl)-n-Acetyl-(L)-Cysteine Methyl Ester is a specialized chiral intermediate of significant interest in advanced organic synthesis. This compound matters for its role as a key building block in the development of pharmaceuticals and fine chemicals, where precise stereochemistry is critical for biological activity. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and biotechnology sectors for synthesizing novel active compounds and complex molecules.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon for the research and development of new drug candidates, particularly in areas requiring specific thiol or cysteine-derived functionalities.
• Peptide Mimetics & Conjugates: Used in the synthesis of modified peptides and bioconjugates to enhance stability, bioavailability, or targeting properties.
• Chemical Biology Probes: Serves as a building block for creating molecular probes to study enzyme mechanisms, protein interactions, and cellular pathways.
• Agrochemical Synthesis: Employed in the development of advanced, high-specificity pesticides and herbicides where the defined stereochemistry influences efficacy.
• Catalyst & Ligand Development: Acts as a precursor for chiral ligands and organocatalysts used in asymmetric synthesis.
• Reference Standard: Supplied as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	S-(2-Hydroxycyclohexyl)-n-Acetyl-(L)-Cysteine Methyl Ester
CAS No.	78414-55-8
Molecular Formula	C12H21NO4S
Molecular Weight	275.36 g/mol
Synonyms	N-Acetyl-S-(2-hydroxycyclohexyl)-L-cysteine methyl ester; (2R)-2-(Acetylamino)-3-[[(1R,2R)-2-hydroxycyclohexyl]sulfanyl]propanoic acid methyl ester; L-Cysteine, N-acetyl-, methyl ester, S-(2-hydroxycyclohexyl) deriv.; Methyl N-acetyl-S-(2-hydroxycyclohexyl)-L-cysteinate; S-(trans-2-Hydroxycyclohexyl)-N-acetyl-L-cysteine methyl ester
EINECS	Contact for details

Quality Control

Our S-(2-Hydroxycyclohexyl)-n-Acetyl-(L)-Cysteine Methyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC, to ensure it meets the high standards required for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This compound is moisture-sensitive; keep the container tightly sealed in a dry environment. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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