Description

2-Oxetanone is a fundamental four-membered cyclic ester, also known as β-propiolactone, with significant industrial utility. This versatile chemical building block is valued for its high reactivity, making it a crucial intermediate in the synthesis of more complex organic compounds. It is primarily sought by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for applications ranging from chemical synthesis to sterilization processes.

Application

• Pharmaceutical Intermediate: Key starting material in the synthesis of various active pharmaceutical ingredients (APIs) and prodrugs.
• Chemical Synthesis: Acts as an acetylating and alkylating agent for introducing the β-propiolactone moiety into target molecules.
• Polymer Industry: Used in the production of specialty polymers, resins, and as a modifier for other polymeric materials.
• Agrochemical Production: Serves as an intermediate in the manufacture of certain herbicides, pesticides, and plant growth regulators.
• Biocide & Sterilant: Employed in vapor-phase sterilization processes for medical equipment and as a disinfectant due to its alkylating properties.
• Research & Development: Essential reagent in organic chemistry research for studying ring-opening reactions and synthesizing heterocyclic compounds.

Basic Information

Product Name	2-Oxetanone
CAS No.	57-57-8
Molecular Formula	C3H4O2
Molecular Weight	72.06 g/mol
Synonyms	β-Propiolactone; β-Propiolactone; BPL; 3-Hydroxypropionic acid lactone; Propanoic acid, 3-hydroxy-, lactone; Oxetan-2-one; Hydracrylic acid β-lactone; 3-Propanolide
EINECS	200-340-1

Quality Control

Our 2-Oxetanone is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. We provide Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, water content, and specific impurity limits to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong acids, bases, and oxidizing agents. Due to its highly volatile nature, ensure containers are kept tightly sealed. Recommended storage temperature is 2-8°C (refrigerated) for extended stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.410 - 1.415
Density (20°C)	1.145 - 1.155 g/mL

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