2,2,3-trifluoro-3-(trifluoromethyl)oxirane

C3F6O

CAS428-59-1

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Identification

CAS Number
428-59-1
EC Number
207-050-4
UN Number
3163
PubChem CID
9883

Physical-chemical properties

Molecular Formula
C3F6O
Molar Mass
166.02 g/mol
IUPAC Name
2,2,3-trifluoro-3-(trifluoromethyl)oxirane

Chemical Identifiers

InChI
InChI=1S/C3F6O/c4-1(2(5,6)7)3(8,9)10-1
InChI Key
PGFXOWRDDHCDTE-UHFFFAOYSA-N

Overview

2,2,3-trifluoro-3-(trifluoromethyl)oxirane (CAS 428-59-1) is a highly fluorinated epoxide compound with exceptional chemical stability and specialized industrial applications. This perfluorinated oxirane represents a unique class of organofluorine compounds characterized by its three-membered epoxide ring structure extensively substituted with fluorine atoms. With the molecular formula C3F6O and a molecular weight of 166.02 g/mol, this compound exhibits the distinctive properties associated with perfluorinated materials, including remarkable chemical inertness, thermal stability, and resistance to degradation under harsh conditions. The compound's structure features both difluoromethylene and trifluoromethyl groups attached to the oxirane ring, creating a highly electronegative environment that significantly influences its reactivity profile. Unlike conventional epoxides that readily undergo ring-opening reactions, the extensive fluorination provides enhanced stability while maintaining selective reactivity under specific conditions. This unique combination makes it particularly valuable in specialized chemical synthesis applications. From a safety perspective, 2,2,3-trifluoro-3-(trifluoromethyl)oxirane is classified under ADR Class 2, indicating its gaseous nature or potential for gas evolution. The absence of standard GHS pictogrammes suggests relatively low acute toxicity concerns, though appropriate handling procedures for fluorinated compounds should always be followed. Primary industrial applications include use as a specialized fluorinating agent in pharmaceutical synthesis, as an intermediate in the production of high-performance fluoropolymers, and in the manufacture of specialty surfactants for demanding applications. Unlike simpler compounds such as nitrous oxide, this fluorinated epoxide offers unique reactivity patterns essential for creating complex fluorinated architectures. OYSI maintains reliable supply chains for 2,2,3-trifluoro-3-(trifluoromethyl)oxirane to support specialized chemical manufacturing requirements across European markets.

Safety & Classification

No Hazard Classification

This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.

Transport (ADR)

UN Number3163
ADR Class2
Packing Group
Tunnel CodeC/E
Proper Shipping NameHexafluorpropenoxid, unter Druck verflüssigt
Marine PollutantNo

Frequently Asked Questions

What is 2,2,3-trifluoro-3-(trifluoromethyl)oxirane?

2,2,3-trifluoro-3-(trifluoromethyl)oxirane is a highly fluorinated organic compound with the molecular formula C3F6O and CAS number 428-59-1. This epoxide derivative features a three-membered oxirane ring with extensive fluorine substitution, giving it a molecular weight of 166.02 g/mol. The compound belongs to the family of perfluorinated chemicals, which are characterized by their exceptional chemical stability and unique properties due to the strong carbon-fluorine bonds.

What are the physicochemical properties of 2,2,3-trifluoro-3-(trifluoromethyl)oxirane?

2,2,3-trifluoro-3-(trifluoromethyl)oxirane is a volatile liquid at room temperature with high chemical and thermal stability due to its perfluorinated structure. The compound exhibits low surface tension and is generally insoluble in water but soluble in fluorinated solvents. Its high fluorine content imparts excellent chemical resistance to acids, bases, and oxidizing agents. The substance has a relatively high vapor pressure and low boiling point typical of small fluorinated molecules.

What is 2,2,3-trifluoro-3-(trifluoromethyl)oxirane used for?

2,2,3-trifluoro-3-(trifluoromethyl)oxirane serves as a specialized chemical intermediate in the synthesis of fluorinated polymers and specialty chemicals. The compound is particularly valuable in producing perfluorinated materials with unique properties such as chemical inertness, thermal stability, and low surface energy. It finds applications in the development of advanced materials for electronics, aerospace, and chemical processing industries where extreme chemical resistance and thermal stability are required.

How to handle 2,2,3-trifluoro-3-(trifluoromethyl)oxirane safely?

2,2,3-trifluoro-3-(trifluoromethyl)oxirane should be handled with appropriate personal protective equipment including chemical-resistant gloves, safety glasses, and adequate ventilation. Work should be conducted in a well-ventilated area or under a fume hood to prevent vapor accumulation. Avoid contact with skin and eyes, and prevent inhalation of vapors. Use non-sparking tools and equipment, and ensure proper grounding to prevent static electricity buildup during transfer operations.

How to store 2,2,3-trifluoro-3-(trifluoromethyl)oxirane correctly?

2,2,3-trifluoro-3-(trifluoromethyl)oxirane should be stored in tightly sealed containers made of compatible materials, away from heat sources and direct sunlight. The storage area must be cool, dry, and well-ventilated with appropriate fire prevention measures. Keep containers upright and secure to prevent leakage. Due to its reactive epoxide functionality, avoid storage near strong acids or bases that could catalyze ring-opening reactions.

What to do in case of contact with 2,2,3-trifluoro-3-(trifluoromethyl)oxirane?

In case of skin contact with 2,2,3-trifluoro-3-(trifluoromethyl)oxirane, immediately remove contaminated clothing and wash the affected area with plenty of water for at least 15 minutes. For eye contact, rinse thoroughly with clean water for several minutes and remove contact lenses if present. If inhaled, move the person to fresh air immediately. Seek medical attention if irritation persists or if large amounts were involved. Do not induce vomiting if ingested.

How to dispose of 2,2,3-trifluoro-3-(trifluoromethyl)oxirane appropriately?

2,2,3-trifluoro-3-(trifluoromethyl)oxirane must be disposed of according to local and national hazardous waste regulations. The substance should not be released into the environment and requires specialized treatment at authorized waste disposal facilities. Contact a licensed waste management company experienced in handling fluorinated organic compounds. Never dispose of this material through regular drainage systems or municipal waste streams due to its persistent nature and potential environmental impact.

How to transport 2,2,3-trifluoro-3-(trifluoromethyl)oxirane?

2,2,3-trifluoro-3-(trifluoromethyl)oxirane is classified under ADR Class 2, indicating it is regulated as a compressed gas or volatile liquid during transport. Proper packaging must comply with relevant transport regulations, using approved containers and labeling. Transportation should follow dangerous goods regulations with appropriate documentation, emergency response information, and qualified personnel. Vehicles must be properly equipped and drivers trained for hazardous material transport according to ADR requirements.

Is 2,2,3-trifluoro-3-(trifluoromethyl)oxirane subject to specific regulations?

2,2,3-trifluoro-3-(trifluoromethyl)oxirane is subject to REACH regulation in Europe, requiring registration for commercial use above specified tonnage thresholds. The substance is not currently listed as a SVHC (Substance of Very High Concern) under REACH. However, as a fluorinated compound, it may be subject to emerging regulations regarding per- and polyfluoroalkyl substances (PFAS). Users must comply with CLP classification requirements and maintain safety data sheets for workplace safety.

Where to buy 2,2,3-trifluoro-3-(trifluoromethyl)oxirane in Europe?

2,2,3-trifluoro-3-(trifluoromethyl)oxirane is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides reliable supply chains for specialty fluorinated compounds to industrial customers across Europe. As a professional chemical distributor, OYSI ensures proper handling, documentation, and regulatory compliance for this specialized product. Contact OYSI directly for availability, technical specifications, and delivery options tailored to your specific application requirements.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.