Description

n-(3-Nitratopivaloyl)Cysteine Ethyl Ester is a specialized cysteine derivative designed for advanced synthetic chemistry and pharmaceutical research. This compound serves as a key protected intermediate, enabling the controlled introduction of cysteine moieties into complex molecular architectures. It is primarily utilized by researchers and process chemists in the pharmaceutical, agrochemical, and peptide synthesis industries for developing novel active ingredients and studying biochemical pathways.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of novel drug candidates, particularly in oncology and neurology research.
• Peptide Synthesis: Used in solid-phase and solution-phase peptide synthesis to incorporate protected cysteine residues into peptide chains.
• Bioconjugation Chemistry: Facilitates the site-specific labeling and modification of proteins, antibodies, and other biomolecules for diagnostic and therapeutic applications.
• Agrochemical Research: Serves as a precursor in the development of new pesticides and herbicides with targeted modes of action.
• Chemical Biology Probes: Employed in the creation of activity-based probes to study enzyme function and mechanism.
• Material Science: Investigated for its potential in creating functionalized polymers and smart materials with specific chemical handles.

Basic Information

Product Name	n-(3-Nitratopivaloyl)Cysteine Ethyl Ester
CAS No.	130432-17-6
Molecular Formula	C10H16N2O6S
Molecular Weight	292.31 g/mol
Synonyms	N-(3-Nitratopivaloyl)-L-cysteine ethyl ester; L-Cysteine, N-[3-(nitrooxy)-2,2-dimethyl-1-oxopropyl]-, ethyl ester; Cysteine ethyl ester nitrooxy pivaloyl derivative; Ethyl N-(3-nitrooxy-2,2-dimethylpropanoyl)-L-cysteinate; 130432-17-6; NO-Cysteine ethyl ester; S-Nitrosothiol precursor
EINECS	Contact for details

Quality Control

Our n-(3-Nitratopivaloyl)Cysteine Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C under an inert atmosphere (e.g., nitrogen or argon) to minimize oxidation and degradation. Keep away from heat, sparks, and open flame. The container should be kept tightly sealed in a dry and well-ventilated place.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 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.