Description

n-Acetyl-S-(2-Carboxypropyl)Cysteine is a specialized cysteine derivative, serving as a key biochemical intermediate and reference standard. Its primary value lies in its role as a stable metabolite and a crucial building block for advanced research and synthesis. This compound is essential for pharmaceutical R&D, analytical chemistry, and life science applications, particularly in the study of metabolic pathways and biomarker development.

Application

• Pharmaceutical Reference Standard: Used for the identification, purity testing, and quantification in analytical method development and validation (HPLC, LC-MS).
• Biochemical Research: Acts as a stable metabolite analog or precursor in studies of cysteine metabolism, oxidative stress, and detoxification pathways.
• Proteomics & Peptide Synthesis: Serves as a protected cysteine derivative for the synthesis of modified peptides and proteins.
• Diagnostic Reagent Manufacturing: Employed in the production of calibration standards and reagents for clinical diagnostic assays.
• Toxicology Studies: Utilized as a biomarker or standard in research related to chemical exposure and metabolic profiling.
• Academic & Industrial R&D: A critical tool for universities and contract research organizations (CROs) investigating sulfur-containing amino acid chemistry.

Basic Information

Product Name	n-Acetyl-S-(2-Carboxypropyl)Cysteine
CAS No.	73614-35-4
Molecular Formula	C9H15NO5S
Molecular Weight	249.28 g/mol
Synonyms	N-Acetyl-S-(2-carboxypropyl)-L-cysteine; Acetylcysteine S-conjugate; N-Acetyl-S-(2-carboxypropyl)cysteine; Mercapturic acid derivative; S-(2-Carboxypropyl)-N-acetylcysteine; N-Acetyl-3-[(2-carboxypropyl)thio]alanine; L-Cysteine, N-acetyl-S-(2-carboxypropyl)-; (2R)-2-Acetamido-3-[(2-carboxypropyl)sulfanyl]propanoic acid
EINECS	Contact for details

Quality Control

Our n-Acetyl-S-(2-Carboxypropyl)Cysteine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and identity confirmation (IR, NMR). We provide full traceability and a Certificate of Analysis (COA) with every shipment, ensuring compliance with research and development grade specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% (L-isomer)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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