Description

Z-D-Val-Lys(Z)-Oh CAS NO 1436-71-1 is a protected dipeptide building block, specifically a derivative of valine and lysine, widely used in solid-phase peptide synthesis (SPPS). This compound is essential for researchers and manufacturers requiring high-purity intermediates to construct complex peptides with precise stereochemistry. It is a critical raw material for pharmaceutical R&D, particularly in the development of therapeutic peptides, diagnostic agents, and biochemical tools.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of complex therapeutic peptides and peptidomimetics.
• Research & Development: Used in academic and industrial laboratories for peptide chemistry studies and novel compound library generation.
• API Synthesis: Serves as a protected fragment in the multi-step synthesis of Active Pharmaceutical Ingredients (APIs).
• Bioconjugation: Useful for creating peptide-based conjugates for targeted drug delivery systems.
• Biochemical Tool Development: Employed in the production of enzyme substrates, inhibitors, and probes for biochemical assays.

Basic Information

Product Name	Z-D-Val-Lys(Z)-Oh
CAS No.	1436-71-1
Molecular Formula	C26H33N3O6
Molecular Weight	483.56 g/mol
Synonyms	Z-D-Val-Lys(Z)-OH; Nα,Nε-Bis(benzyloxycarbonyl)-D-valyl-L-lysine; Nα-Cbz-Nε-Cbz-D-valyl-L-lysine; (2R)-2-[[(2S)-6-[(Benzyloxy)carbonyl]amino-2-[(benzyloxy)carbonyl]amino]hexanoyl]amino]-3-methylbutanoic acid; BOC-D-Val-Lys(Z)-OH (common misnomer); Cbz-D-Val-Lys(Cbz)-OH; D-Val-Lys(Z)-Z; Z-D-Val-L-Lys(Z)-OH
EINECS	Contact for details

Quality Control

Our Z-D-Val-Lys(Z)-Oh is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis for stereochemical integrity, and NMR for structural confirmation. Certificates of Analysis (COA) detailing all specifications are provided to ensure compliance with your research or cGMP-grade requirements.

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 material is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to maintain stability.

Specification

Item	Specification
Appearance	White to off-white 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	≤0.5%
Heavy Metals	≤20 ppm

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