Description

n-Acetyl-S-(4-Hydroxy-2-Buten-1-Yl)-L-cysteine is a specialized biochemical intermediate of significant interest in advanced organic synthesis and pharmaceutical research. This compound is valued for its role as a key building block in the development of novel therapeutic agents and biochemical probes. It is primarily utilized by research institutions and pharmaceutical companies engaged in medicinal chemistry, particularly for projects involving cysteine modification, prodrug development, and the synthesis of targeted bioactive molecules.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, especially those targeting specific enzymatic pathways.
• Medicinal Chemistry Research: Used as a building block for modifying cysteine residues in peptides and proteins to study structure-activity relationships.
• Prodrug Development: Serves as a key component in designing prodrugs that leverage specific metabolic activation mechanisms.
• Biochemical Probe Synthesis: Employed in creating labeled or tagged compounds for studying biological processes and drug-target interactions.
• Reference Standard: Used as a high-purity analytical standard in quality control laboratories for method development and validation.

Basic Information

Product Name	n-Acetyl-S-(4-Hydroxy-2-Buten-1-Yl)-L-cysteine
CAS No.	159092-65-6
Molecular Formula	C9H15NO4S
Molecular Weight	233.28 g/mol
Synonyms	N-Acetyl-S-(4-hydroxy-2-buten-1-yl)cysteine; N-Acetyl-S-(4-hydroxybut-2-en-1-yl)-L-cysteine; Acetylcysteine S-conjugate of 4-hydroxy-2-butenal; L-Cysteine, N-acetyl-S-(4-hydroxy-2-buten-1-yl)-; 159092-65-6; N-Acetyl-S-(4-Hydroxy-2-butenyl)cysteine; N-Acetyl-S-(4-hydroxybut-2-enyl)cysteine
EINECS	Contact for details

Quality Control

Our n-Acetyl-S-(4-Hydroxy-2-Buten-1-Yl)-L-cysteine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the stringent requirements of research and development applications. A Certificate of Analysis (COA) detailing all specifications 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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