Description

2,2-Diethyloxetane is a highly versatile, four-membered cyclic ether monomer, also known by its CAS number 4737-49-9. Its strained oxetane ring structure makes it a valuable building block for ring-opening polymerization, enabling the synthesis of specialized polymers with tailored properties. This chemical is particularly sought after by R&D chemists and material scientists in the polymer, pharmaceutical, and specialty chemical industries for developing advanced coatings, adhesives, and functional materials.

Application

• Polymer Chemistry: Key monomer for ring-opening polymerization (ROP) to produce polyethers with specific chain architectures and functionalities.
• Advanced Material Synthesis: Serves as a precursor for creating cross-linked polymer networks, resins, and composites with enhanced thermal or mechanical properties.
• Pharmaceutical Intermediates: Used in the synthesis of complex organic molecules and active pharmaceutical ingredients (APIs) where the oxetane ring acts as a stable bioisostere or functional handle.
• Specialty Coatings & Adhesives: Incorporated into formulations to improve adhesion, flexibility, and chemical resistance in high-performance coatings and sealants.
• Chemical Cross-linking Agent: Utilized to introduce ether linkages and modify the properties of existing polymers through grafting or curing reactions.
• Academic & Industrial R&D: A valuable reagent for exploring new synthetic methodologies and developing novel polymeric materials in research laboratories.

Basic Information

Product Name	2,2-Diethyloxetane
CAS No.	4737-49-9
Molecular Formula	C7H14O
Molecular Weight	114.19 g/mol
Synonyms	2,2-Diethyloxacyclobutane; 2,2-Diethyl-1-oxacyclobutane; Oxetane, 2,2-diethyl-; 2,2-Diethyl-oxetan; Diethyloxetane
EINECS	Contact for details

Quality Control

Our 2,2-Diethyloxetane is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We are committed to meeting the rigorous standards required for research and industrial-scale applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and concentration changes. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (20°C)	~0.89 g/mL
Refractive Index (n20D)	~1.415

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