Description

Dodecaethylene Glycol Monomethyl Ether is a high-purity, non-ionic surfactant and solvent belonging to the polyethylene glycol monoalkyl ether family. This compound is valued for its excellent solvency, low volatility, and ability to act as a coupling agent and viscosity modifier in complex formulations. It is primarily utilized by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for applications requiring precise control over solubility and surface activity.

Application

• Pharmaceutical Excipient: Used as a solubilizer and co-solvent in injectable and topical drug formulations.
• Agrochemical Adjuvant: Enhances the penetration and stability of pesticides and herbicides.
• Chemical Intermediate: Serves as a raw material for the synthesis of more complex surfactants and specialty polymers.
• Industrial Cleaning: Acts as a key component in high-performance degreasers and metal cleaning formulations.
• Textile Processing: Employed as a dyeing assistant and leveling agent for synthetic fibers.
• Cosmetic Formulations: Functions as a mild surfactant and emulsifier in personal care products.
• Electronics Manufacturing: Used in photoresist developers and as a solvent in precision cleaning processes.
• Laboratory Research: Applied as a standard or reagent in chemical synthesis and analytical methods.

Basic Information

Product Name	Dodecaethylene Glycol Monomethyl Ether
CAS No.	5702-16-9
Molecular Formula	C25H52O13
Molecular Weight	560.68 g/mol
Synonyms	Polyethylene glycol monomethyl ether (n=12); PEG-12 methyl ether; Methoxy polyethylene glycol 550; 2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-(2-Methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanol; Triethylene glycol monomethyl ether nonaethylene glycol ether; mPEG550; α-Methyl-ω-hydroxypoly(oxy-1,2-ethanediyl)
EINECS	227-190-0

Quality Control

Our Dodecaethylene Glycol Monomethyl Ether is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for demanding industrial and pharmaceutical applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
pH (5% solution)	5.0 - 7.0
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%
Ethylene Oxide / Dioxane	Not detected

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