Description

S-[Acetamidomethyl]-n-[(Vinyloxy)Carbonyl]-L-Cysteine is a specialized, high-purity cysteine derivative designed for advanced chemical synthesis. This compound matters as a critical building block for constructing complex molecules, particularly in the development of novel pharmaceuticals and bioconjugates. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical industries who require reliable, high-quality intermediates for peptide synthesis and drug discovery programs.

Application

• Pharmaceutical Intermediate: A key protected cysteine derivative for the solid-phase and solution-phase synthesis of complex peptides and therapeutic proteins.
• Bioconjugation Reagent: Used in the site-specific modification of biomolecules, enabling the creation of antibody-drug conjugates (ADCs) and other targeted therapies.
• Proteomics Research: Serves as a crucial reagent for chemical proteomics, facilitating the study of protein function and interactions.
• Peptide Mimetic Development: Employed in the design and synthesis of peptidomimetics to enhance drug stability and bioavailability.
• Chemical Biology Tool: Utilized for introducing specific functional groups or labels into biological systems for diagnostic and research purposes.
• Fine Chemical Synthesis: Acts as a chiral synthon for the asymmetric synthesis of more complex organic molecules with defined stereochemistry.

Basic Information

Product Name	S-[Acetamidomethyl]-n-[(Vinyloxy)Carbonyl]-L-Cysteine
CAS No.	84712-98-1
Molecular Formula	C9H14N2O5S
Molecular Weight	262.28 g/mol
Synonyms	L-Cysteine, S-(acetamidomethyl)-N-[(vinyloxy)carbonyl]-; N-VOC-S-Acm-L-Cysteine; S-Acetamidomethyl-N-vinyloxycarbonyl-L-cysteine; Nvoc-S-Acm-Cys-OH; Fmoc-Cys(Acm)-OH related derivative; Protected L-Cysteine derivative; VOC-Acm-Cysteine; (2R)-2-[(Vinyloxy)carbonylamino]-3-[[(acetylamino)methyl]sulfanyl]propanoic acid
EINECS	Contact for details

Quality Control

Our S-[Acetamidomethyl]-n-[(Vinyloxy)Carbonyl]-L-Cysteine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, chiral analysis, and identity confirmation, to ensure it meets the high standards required for pharmaceutical research and development. A comprehensive Certificate of Analysis (COA) detailing purity, assay, 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 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. 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
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Optical Rotation	[α]²⁰D: Specific range available on COA
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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