Description

Tetraethylene Glycol Di-p-Tosylate is a high-purity chemical intermediate featuring two reactive tosylate groups linked by a tetraethylene glycol spacer. This compound matters for its role as a versatile bifunctional linker and alkylating agent in sophisticated organic synthesis and polymer chemistry. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, specialty polymer, and advanced materials industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of crown ethers, cryptands, and other macrocyclic compounds with potential biological activity.
• Polymer Chemistry: Serves as a difunctional monomer or cross-linking agent in the production of specialty polyethers, resins, and functional polymers.
• Material Science: Used in the development of novel surfactants, phase-transfer catalysts, and ligands for metal complexation.
• Organic Synthesis: Acts as a pivotal spacer or linker molecule in multi-step synthetic routes to complex organic targets.
• Research & Development: Essential reagent in academic and industrial labs for exploring new chemical entities and reaction methodologies.

Basic Information

Product Name	Tetraethylene Glycol Di-p-Tosylate
CAS No.	37860-51-8
Molecular Formula	C24H34O10S2
Molecular Weight	546.65 g/mol
Synonyms	Tetraethylene glycol ditosylate; 2,2'-[1,2-Ethanediylbis(oxy-2,1-ethanediyloxy-2,1-ethanediyloxy)]bis-4-methylbenzenesulfonate; p-Toluenesulfonic acid tetraethylene glycol diester; Tetraethylene glycol bis(4-methylbenzenesulfonate); TEGDT; TetraEG ditosylate; 1,11-Bis(tosyloxy)-3,6,9-trioxaundecane; Tetraethyleneglycol ditosylate
EINECS	Contact for details

Quality Control

Our Tetraethylene Glycol Di-p-Tosylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Heavy Metals	< 10 ppm

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