Description

Polyoxy(Methyl-1,2-Ethanediyl)Oxy(1,6-Dioxo-1,6-Hexanediyl) is a specialized polymer belonging to the class of poly(ethylene glycol) (PEG) derivatives, specifically a PEG-based diester. This compound is valued for its role as a versatile building block and functional intermediate in advanced material synthesis. It is primarily utilized by manufacturers in the pharmaceutical, cosmetic, and specialty chemical industries for applications requiring precise polymer architecture and controlled properties.

Application

• Pharmaceutical Excipient & Drug Conjugation: Used as a linker or spacer in the synthesis of PEGylated drugs to enhance solubility, stability, and circulation time.
• Polymer Synthesis: Serves as a key monomer or cross-linking agent for creating biodegradable polymers, hydrogels, and controlled-release matrices.
• Cosmetic Formulations: Acts as an emollient, surfactant, or viscosity modifier in high-performance skincare and personal care products.
• Biomaterial Fabrication: Employed in the development of tissue engineering scaffolds and medical device coatings due to its biocompatibility.
• Specialty Chemical Intermediate: Provides a functional platform for further chemical modifications to create custom surfactants, lubricants, and dispersants.
• Analytical & Diagnostic Reagents: Used in the preparation of standards, calibration materials, and components for diagnostic assays.

Basic Information

Product Name	Polyoxy(Methyl-1,2-Ethanediyl)Oxy(1,6-Dioxo-1,6-Hexanediyl)
CAS No.	27941-08-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Poly(ethylene glycol) bis(carboxymethyl) ether; α,ω-Bis(carboxymethoxy)poly(oxy-1,2-ethanediyl); PEG diacid; Polyethylene glycol dicarboxylic acid; Bis-carboxymethyl PEG; Poly(oxy-1,2-ethanediyl), α,ω-bis(carboxymethoxy)-; HOOC-PEG-COOH; PEG-diacid
EINECS	Contact for details

Quality Control

Our Polyoxy(Methyl-1,2-Ethanediyl)Oxy(1,6-Dioxo-1,6-Hexanediyl) is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency and meets high-purity standards suitable for pharmaceutical and cosmetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, molecular weight distribution, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white waxy solid or viscous liquid
Identification (IR)	Conforms to structure
Assay (Purity)	≥ 95.0%
Acid Value	Contact for details
Water Content	≤ 1.0%
Average Molecular Weight (Mn)	As per grade (e.g., 600, 1000, 2000 Da)
Residual Solvents	Meets ICH guidelines

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