Description

n-Acetyl-S-[n-(2-Phenylethyl)Thiocarbamoyl]-L-Cysteine is a specialized cysteine derivative that serves as a key intermediate in advanced organic synthesis and pharmaceutical research. This compound is valued for its unique thiocarbamoyl functional group, which makes it a versatile building block for constructing complex molecules and studying biochemical pathways. It is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel therapeutic agents and biochemical probes.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly those targeting enzyme inhibition or acting as prodrugs.
• Biochemical Research: Used as a reference standard or a reactive moiety in proteomics and enzyme activity studies to investigate cysteine-related pathways.
• Peptide Synthesis: Serves as a protected cysteine derivative for the solid-phase or solution-phase synthesis of complex peptides and peptidomimetics.
• Chemical Biology Tool: Employed in the design and development of activity-based probes (ABPs) for labeling and studying specific enzyme families.
• Metabolite Standard: Used in analytical laboratories as a high-purity standard for method development and validation in LC-MS/MS analysis.

Basic Information

Product Name	n-Acetyl-S-[n-(2-Phenylethyl)Thiocarbamoyl]-L-Cysteine
CAS No.	131918-97-3
Molecular Formula	C₁₄H₁₈N₂O₃S₂
Molecular Weight	326.43 g/mol
Synonyms	N-Acetyl-S-(N-phenethylthiocarbamoyl)cysteine; Acetylcysteine phenethylthiocarbamoyl ester; L-Cysteine, N-acetyl-S-[N-(2-phenylethyl)thiocarbamoyl]-; 2-(Acetylamino)-3-[[[2-phenylethyl)amino]thioxomethyl]thio]propanoic acid; S-(N-Phenethylcarbamothioyl)-N-acetyl-L-cysteine; N-Acetyl-S-(phenethylaminothiocarbonyl)cysteine
EINECS	Contact for details

Quality Control

Our n-Acetyl-S-[n-(2-Phenylethyl)Thiocarbamoyl]-L-Cysteine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption, which can affect stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 10 ppm
Residual Solvents	Complies with ICH guidelines

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