Description

n-2-Nitrophenylsulfenyl-L-Alanine Dicyclohexylammonium Salt is a specialized, high-purity chemical derivative of L-alanine, designed for advanced synthetic and research applications. This compound is valued for its role as a protected amino acid building block, enabling precise peptide synthesis and chemical modifications. It is primarily utilized by research institutions and pharmaceutical development teams working on novel peptide-based therapeutics, diagnostics, and biochemical probes.

Application

• Peptide Synthesis: Acts as a key protected intermediate in solid-phase and solution-phase peptide synthesis (SPPS).
• Pharmaceutical Research: Used in the development and scale-up of peptide-based active pharmaceutical ingredients (APIs).
• Bioconjugation: Serves as a reagent for site-specific labeling and modification of proteins and peptides.
• Chemical Biology: Employed in the study of enzyme mechanisms and protein-protein interactions.
• Process Development: Utilized in optimizing manufacturing routes for complex peptide molecules.
• Reference Standard: Functions as a high-purity analytical standard for quality control and method validation.

Basic Information

Product Name	n-2-Nitrophenylsulfenyl-L-Alanine Dicyclohexylammonium Salt
CAS No.	7675-46-9
Molecular Formula	C21H33N3O4S
Molecular Weight	423.57 g/mol
Synonyms	NSC 334481; NPS-L-Ala·DCHA; L-Alanine, N-[(2-nitrophenyl)thio]-, compd. with dicyclohexylamine (1:1); N-2-Nitrophenylsulfenyl-L-alanine dicyclohexylamine salt; DCHA Salt of Nps-L-Ala; Nps-L-Alanine DCHA Salt; 2-Nitrobenzenesulfenyl-L-alanine dicyclohexylammonium salt; (S)-2-((2-Nitrophenyl)thio)propanoic acid dicyclohexylammonium salt
EINECS	Contact for details

Quality Control

Our n-2-Nitrophenylsulfenyl-L-Alanine Dicyclohexylammonium Salt is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and identity confirmation, to ensure it meets the stringent requirements for research and development. 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 a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a desiccated environment to maintain stability and purity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Optical Rotation	Contact for details
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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