Description

Poly-ε-Cbz-Dl-Lysine) CAS NO 67178-46-5 is a synthetic, protected polyamino acid derivative, specifically a polymer of Nε-carbobenzyloxy-DL-lysine. This compound is a critical intermediate and building block in advanced peptide synthesis and polymer chemistry, offering controlled functionalization for creating specialized materials. It is primarily utilized by researchers and manufacturers in the pharmaceutical, biomedical, and specialty polymer industries for applications requiring tailored amino acid-based polymers.

Application

• Peptide Synthesis Intermediate: Serves as a key protected monomer for the solid-phase and solution-phase synthesis of complex polypeptides and lysine-rich sequences.
• Biomedical Material Research: Used in the development of biodegradable polymers, drug delivery systems, and tissue engineering scaffolds due to its biocompatible and modifiable backbone.
• Polymer Functionalization: Acts as a precursor for creating functionalized polymers with amine groups after deprotection, enabling conjugation with drugs, dyes, or targeting ligands.
• Surface Coating & Modification: Employed to create bioactive or adhesive coatings on medical devices and implants.
• Chromatography & Separation Media: Utilized in the preparation of affinity chromatography resins and specialized separation matrices.
• Academic & Industrial R&D: A fundamental reagent for studying polymer properties, self-assembly, and the structure-activity relationships of polyamino acids.

Basic Information

Product Name	Poly-ε-Cbz-Dl-Lysine) CAS NO 67178-46-5
CAS No.	67178-46-5
Molecular Formula	(C14H18N2O4)n
Molecular Weight	Variable (Polymer)
Synonyms	Poly(Nε-carbobenzyloxy-DL-lysine); Poly(Nε-Cbz-DL-lysine); Poly(Carbobenzyloxy-DL-lysine); PCBZ-DL-Lys; Poly(ε-Cbz-DL-Lys); DL-Lysine, N6-[(phenylmethoxy)carbonyl]-, homopolymer; Poly(Nε-benzyloxycarbonyl-DL-lysine); Protected Polylysine
EINECS	Contact for details

Quality Control

Our Poly-ε-Cbz-Dl-Lysine) is produced under controlled conditions to ensure batch-to-batch consistency. Quality is verified through a suite of analytical techniques including NMR, FT-IR, and GPC/SEC to confirm structure, purity, and molecular weight distribution. A comprehensive Certificate of Analysis (COA) detailing specific parameters is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This material is hygroscopic (moisture-sensitive); keep the container tightly sealed in a desiccated environment to prevent moisture uptake and potential degradation.

Specification

Item	Specification
Appearance	White to off-white powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
Molecular Weight (GPC/SEC)	As per customer requirement (e.g., 5kDa, 10kDa, 20kDa)
Moisture Content (KF)	≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines

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