Description

Ethanol, 2-[2-(2-Phenoxyethoxy)ethoxy]-, 4-methylbenzenesulfonate is a specialized organic chemical intermediate, specifically a tosylate derivative of a phenoxy-terminated triethylene glycol monoether. This compound is valued for its role as a versatile building block in advanced organic synthesis, where its activated tosyl group facilitates efficient nucleophilic substitution reactions. It is primarily needed by research and development laboratories, pharmaceutical manufacturers, and fine chemical producers engaged in creating complex molecules, polymers, and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for constructing polyether side chains or as a linker molecule.
• Polymer Chemistry: Used as a monomer or chain extender in the production of specialty polyethers, surfactants, and non-ionic polymeric materials.
• Ligand and Catalyst Synthesis: Employed in the preparation of complex ligands for catalysis or as a functional handle for immobilizing catalysts onto solid supports.
• Material Science Research: Acts as a building block for creating novel organic frameworks, dendrimers, or surface-modifying agents.
• Cross-coupling Reactions: The tosylate group makes it a suitable substrate for various palladium-catalyzed cross-coupling reactions to form carbon-carbon or carbon-heteroatom bonds.

Basic Information

Product Name	Ethanol, 2-[2-(2-Phenoxyethoxy)ethoxy]-, 4-Methylbenzenesulfonate
CAS No.	730960-08-4
Molecular Formula	C19H24O7S
Molecular Weight	396.46 g/mol
Synonyms	2-[2-(2-Phenoxyethoxy)ethoxy]ethyl 4-methylbenzenesulfonate; PEG3-Phenyl Tosylate; Triethylene glycol monophenyl ether tosylate; 2-[2-(2-Phenoxyethoxy)ethoxy]ethanol tosylate; 4-Methylbenzenesulfonic acid 2-[2-(2-phenoxyethoxy)ethoxy]ethyl ester; p-Toluenesulfonic acid 2-[2-(2-phenoxyethoxy)ethoxy]ethyl ester; Phenoxy-PEG3-tosylate; Tosyl-PEG3-O-phenyl
EINECS	Contact for details

Quality Control

Our Ethanol, 2-[2-(2-Phenoxyethoxy)ethoxy]-, 4-methylbenzenesulfonate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and structural identity. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in the original packaging or amber glass until use.

Specification

Item	Specification
Appearance	Colorless to pale yellow 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.