Description

β-D-Lac-Peg3-Azide Heptaacetate is a specialized, multifunctional chemical building block designed for advanced bioconjugation and click chemistry applications. This compound is critical for researchers and developers requiring precise, stable linkages in the synthesis of complex biomolecules and polymers. It is primarily utilized by professionals in pharmaceutical R&D, biotechnology, and advanced materials science for creating targeted drug delivery systems, diagnostic probes, and functionalized surfaces.

Application

• Bioconjugation Reagent: Used for site-specific labeling of proteins, antibodies, and oligonucleotides via copper-free click chemistry.
• Drug Delivery System Development: Serves as a key linker for attaching therapeutic payloads to targeting ligands or nanoparticles.
• Polymer Functionalization: Enables the introduction of azide groups into PEG-based polymers and hydrogels for subsequent cross-linking or modification.
• Diagnostic Probe Synthesis: Facilitates the creation of fluorescent or radioactive probes for in vitro and in vivo imaging.
• Surface Immobilization: Used to functionalize biosensor chips, microarray slides, and other solid supports for assay development.
• Glycobiology Research: Acts as a protected lactose derivative for studying carbohydrate-protein interactions and synthesizing glycoconjugates.

Basic Information

Product Name	β-D-Lac-Peg3-Azide Heptaacetate
CAS No.	153253-42-0
Molecular Formula	C₃₃H₄₇N₃O₁₉
Molecular Weight	789.74 g/mol
Synonyms	Hepta-O-acetyl-β-D-lactosyl-PEG3-azide; β-D-Lactose-PEG3-azide, heptaacetate; 2-[2-[2-(2-Azidoethoxy)ethoxy]ethoxy]ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1→4)-2,3,6-tri-O-acetyl-β-D-glucopyranoside; Lactose-PEG3-N3 heptaacetate; Azido-PEG3-lactose heptaacetate; β-D-Lactosyl Azido-PEG3 Heptaacetate; 1-Azido-3,6,9-trioxaundec-11-yl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1→4)-2,3,6-tri-O-acetyl-β-D-glucopyranoside
EINECS	Contact for details

Quality Control

Our β-D-Lac-Peg3-Azide Heptaacetate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by NMR and MS, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C or as indicated on the label. This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
Purity (HPLC)	≥95%
Water Content (KF)	≤1.0%
Residual Solvents (GC)	Meets ICH guidelines

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