Description

3,6,9-Trioxaundecanedioic Acid is a high-purity dicarboxylic acid derivative featuring a polyether chain, making it a valuable bifunctional building block. This compound is essential for synthesizing specialized polymers, surfactants, and complexing agents where controlled hydrophilicity and reactivity are required. It is particularly sought after by manufacturers in the polymer, specialty chemical, and pharmaceutical intermediate sectors for creating advanced materials with tailored properties.

Application

• Polymer Synthesis: A key monomer for producing water-soluble or biodegradable polyesters and polyamides.
• Surfactant & Detergent Industry: Used in the manufacture of high-performance, low-foaming surfactants and emulsifiers.
• Chelating Agents: Serves as a precursor for synthesizing novel, biodegradable complexing agents for metal ions.
• Pharmaceutical Intermediates: Employed in the synthesis of drug candidates and prodrugs requiring polyether-linked functionalities.
• Crosslinking Agent: Functions as a crosslinker in resin and coating formulations to enhance network formation.
• Personal Care Products: Used in the production of mild and skin-compatible ingredients for cosmetics.

Basic Information

Product Name	3,6,9-Trioxaundecanedioic Acid
CAS No.	13887-98-4
Molecular Formula	C9H16O8
Molecular Weight	252.22 g/mol
Synonyms	Diglycolic acid di(2-hydroxyethyl) ether; Di(carboxymethyl) ether of triethylene glycol; 3,6,9-Trioxaundecane-1,11-dioic acid; Triethylene glycol diacetic acid; TEGdiAA; 2,2'-[1,2-Ethanediylbis(oxy-2,1-ethanediyloxy)]diacetic acid; 11-Carboxy-3,6,9-trioxaundecanoic acid
EINECS	Contact for details

Quality Control

Our 3,6,9-Trioxaundecanedioic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. A Certificate of Analysis (COA) detailing the results is provided with each shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

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 strong oxidizing agents, strong bases, and sources of heat.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Melting Point	95 - 105 °C
Heavy Metals (as Pb)	≤ 10 ppm

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