Description

3,7-Diamino-2-Hydroxyheptanoic Acid-2-(2-Nitrophenylsulfenyl)Tryptophan Methyl Ester is a specialized, high-purity synthetic intermediate of significant interest in advanced pharmaceutical research and development. This compound is valued for its complex molecular architecture, which serves as a critical building block in the synthesis of novel therapeutic agents. It is primarily utilized by research institutions and pharmaceutical companies engaged in the development of peptide-based drugs and other bioactive molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the multi-step synthesis of complex peptide-based active pharmaceutical ingredients (APIs).
• Peptide Chemistry Research: Used in academic and industrial R&D for constructing modified peptides with specific biological activity or stability profiles.
• Protease Inhibitor Development: Serves as a core structural component in the design and synthesis of novel enzyme inhibitors.
• Chemical Biology Probes: Employed in the creation of specialized probes for studying enzyme-substrate interactions and cellular pathways.
• Custom Synthesis Building Block: Provided to fine chemical manufacturers for the custom synthesis of client-specific target molecules.

Basic Information

Product Name	3,7-Diamino-2-Hydroxyheptanoic Acid-2-(2-Nitrophenylsulfenyl)Tryptophan Methyl Ester
CAS No.	138257-79-1
Molecular Formula	C25H31N5O6S
Molecular Weight	529.61 g/mol
Synonyms	2-(2-Nitrophenylsulfenyl)-N-[(2S,3R,7R)-2-hydroxy-3,7-diaminoheptanoyl]-L-tryptophan methyl ester; (2S,3R,7R)-2-Hydroxy-3,7-diamino-N-[(2S)-1-methoxy-1-oxo-3-[2-[(2-nitrophenyl)sulfanyl]-1H-indol-3-yl]propan-2-yl]heptanamide; Tryptophan derivative CAS 138257-79-1; Advanced peptide synthesis intermediate; Nitrophenylsulfenyl-protected tryptophan derivative.
EINECS	Contact for details

Quality Control

Our 3,7-Diamino-2-Hydroxyheptanoic Acid-2-(2-Nitrophenylsulfenyl)Tryptophan Methyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the stringent requirements of pharmaceutical R&D. Certificates of Analysis (COA) with detailed chromatographic data are 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, which can affect stability and handling properties.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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