Description

2,2'-Bis(2-Oxazoline) is a versatile heterocyclic compound that serves as a highly effective chain extender and coupling agent in polymer chemistry. Its bifunctional oxazoline rings are crucial for modifying and enhancing the properties of various polymeric materials, particularly by increasing molecular weight and improving thermal and mechanical performance. This product is essential for manufacturers in the plastics, coatings, and adhesives industries seeking to upgrade their material formulations.

Application

• Polymer Chain Extender: Primarily used to increase the molecular weight and melt viscosity of polyesters (PET, PBT), polyamides (PA6, PA66), and polycarbonates during processing.
• Reactive Compatibilizer: Enhances the compatibility and interfacial adhesion in polymer blends and alloys, such as polyester/polyamide or polycarbonate/ABS blends.
• Crosslinking Agent: Employed in thermoset resin systems, including powder coatings and high-performance adhesives, to improve heat resistance and chemical stability.
• Recycling Additive: Used in the recycling of condensation polymers to restore molecular weight and mechanical properties degraded during processing or use.
• Coupling Agent for Composites: Improves the bond between inorganic fillers (like glass fibers or minerals) and the polymer matrix in composite materials.
• Synthesis Intermediate: Serves as a key building block in organic synthesis for pharmaceuticals and specialty chemicals.

Basic Information

Product Name	2,2'-Bis(2-Oxazoline)
CAS No.	36697-72-0
Molecular Formula	C8H12N2O2
Molecular Weight	168.19 g/mol
Synonyms	1,1'-(1,2-Ethanediyl)bis[1,3-oxazoline]; 2,2'-(1,2-Ethanediyl)bis(2-oxazoline); 2,2'-Ethylenebis(2-oxazoline); EBO; BOX; 2,2'-(Ethane-1,2-diyl)bis(2-oxazoline); 2,2'-Oxazolidinyl Ethane; Bis(2-oxazolinyl)ethane
EINECS	253-160-0

Quality Control

Our 2,2'-Bis(2-Oxazoline) is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including assay by titration or HPLC, to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. We support our global customers with documentation relevant to major regulatory frameworks.

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). This product is hygroscopic (moisture-sensitive) and must be kept under a dry, inert atmosphere (e.g., nitrogen) after opening to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0 %
Melting Point	102 - 108 °C
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 10 ppm

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