Description

Tosylate Of Hexaethylene Glycol Monobenzyl Ether is a specialized organic intermediate, specifically a tosylated polyethylene glycol (PEG) derivative. This compound is valued for its role as a key building block in the synthesis of complex molecules, offering a reactive handle for further functionalization. It is primarily needed by researchers and manufacturers in the pharmaceutical, biotechnology, and advanced materials sectors for applications such as polymer conjugation, prodrug development, and surface modification.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, particularly for targeted drug delivery systems.
• PEGylation Reagent: Used to attach polyethylene glycol (PEG) chains to proteins, peptides, or small molecules to enhance solubility, stability, and circulation time.
• Polymer Chemistry: Serves as a functional monomer or initiator in the controlled synthesis of specialty polymers and block copolymers.
• Surface Modification: Employed to create hydrophilic, non-fouling coatings on medical devices, sensors, and nanomaterials.
• Bioconjugation Linker: Facilitates the covalent attachment of drugs, dyes, or other functional groups to antibodies, oligonucleotides, or nanoparticles.
• Research & Development: A valuable tool in academic and industrial R&D for exploring new synthetic pathways and material properties.

Basic Information

Product Name	Tosylate Of Hexaethylene Glycol Monobenzyl Ether
CAS No.	129086-11-9
Molecular Formula	C34H54O11S
Molecular Weight	670.86 g/mol
Synonyms	Hexaethylene glycol monobenzyl ether tosylate; Benzyl hexaethylene glycol tosylate; 2-[2-[2-[2-[2-[2-(Benzyloxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethyl 4-methylbenzenesulfonate; mPEG6-Bn Tosylate (where n=6); Benzyl-PEG6-tosylate; α-Benzyl-ω-tosyl-hexaethylene glycol; Poly(ethylene glycol) monobenzyl ether tosylate (avg. Mn ~350)
EINECS	Contact for details

Quality Control

Our Tosylate Of Hexaethylene Glycol Monobenzyl Ether is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets high-purity standards suitable for research and synthesis. Certificates of Analysis (COA) with detailed specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from heat and incompatible materials. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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