Description

Tri(Ethylene Glycol) Di-p-Toluenesulfonate is a high-purity organic chemical intermediate, specifically a diester derivative of triethylene glycol and p-toluenesulfonic acid. This compound is valued for its role as a versatile linker and protecting group reagent in sophisticated organic synthesis. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for creating prodrugs or controlled-release formulations.
• Polymer Chemistry: Used as a cross-linking agent or chain extender in the production of specialty polyesters, polyethers, and polyurethanes.
• Agrochemical Synthesis: Serves as a crucial intermediate in the manufacture of advanced herbicides, fungicides, and plant growth regulators.
• Material Science: Employed in the development of novel dendrimers, crown ether analogs, and other functional materials.
• Organic Synthesis Reagent: Acts as a protecting group for alcohols or as a bifunctional alkylating agent in multi-step synthetic routes.
• Chemical Research: Utilized in academic and industrial R&D for exploring new synthetic methodologies and compound libraries.

Basic Information

Product Name	Tri(Ethylene Glycol) Di-p-Toluenesulfonate
CAS No.	19249-03-7
Molecular Formula	C20H26O8S2
Molecular Weight	466.55 g/mol
Synonyms	Triethylene Glycol Ditosylate; Triethylene Glycol Bis(4-methylbenzenesulfonate); 2,2'-[1,2-Ethanediylbis(oxy)]bisethanol ditosylate; TEGDT; p-Toluenesulfonic Acid Triethylene Glycol Diester; 1,2-Bis[2-(4-toluenesulfonyloxy)ethoxy]ethane; Triethylene glycol di-p-tosylate; Glycol, triethylene, di-p-toluenesulfonate
EINECS	242-922-9

Quality Control

Our Tri(Ethylene Glycol) Di-p-Toluenesulfonate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets exacting standards for research and industrial use. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent high quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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