1,1,1,2,2,3,3,3-octafluoropropane

C3F8

CAS76-19-7

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Identification

CAS Number
76-19-7
EC Number
200-941-9
UN Number
2424
PubChem CID
6432

Physical-chemical properties

Molecular Formula
C3F8
Molar Mass
188.02 g/mol
IUPAC Name
1,1,1,2,2,3,3,3-octafluoropropane

Chemical Identifiers

InChI
InChI=1S/C3F8/c4-1(5,2(6,7)8)3(9,10)11
InChI Key
QYSGYZVSCZSLHT-UHFFFAOYSA-N

Overview

1,1,1,2,2,3,3,3-octafluoropropane (CAS 76-19-7) is a fully fluorinated hydrocarbon with exceptional chemical stability and non-flammable properties. This perfluorinated compound, also known by its molecular formula C3F8, represents one of the most chemically inert substances available for industrial applications. With a molecular weight of 188.02 g/mol, octafluoropropane belongs to the perfluoroalkane family, characterized by complete fluorine substitution of hydrogen atoms in the propane backbone. This structural modification results in remarkable thermal and chemical stability, making it resistant to oxidation, hydrolysis, and most chemical reactions under normal conditions. The compound exhibits excellent dielectric properties and remains stable across a wide temperature range, while maintaining its non-toxic and non-flammable characteristics. Unlike reactive gases such as nitrous oxide, octafluoropropane demonstrates exceptional inertness, making it suitable for sensitive applications requiring chemically neutral environments. Its high density and low vapor pressure contribute to its effectiveness in specialized industrial processes. Primary industrial applications include its use as a dielectric medium in electrical equipment, where its insulating properties and chemical stability provide superior performance compared to traditional alternatives. The compound also serves as an inert atmosphere gas for specialized manufacturing processes and as a component in certain refrigeration systems where environmental considerations and chemical compatibility are paramount. Additionally, it finds application in the electronics industry for cleaning and etching processes requiring non-reactive environments. The substance is classified under ADR Class 2 for transportation purposes, reflecting its gaseous nature while maintaining favorable safety characteristics. OYSI supplies high-purity 1,1,1,2,2,3,3,3-octafluoropropane to meet demanding industrial specifications 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 Number2424
ADR Class2
Packing Group
Tunnel CodeC/E
Proper Shipping NameOctafluorpropan, unter Druck verflüssigt
Marine PollutantNo

Frequently Asked Questions

What is 1,1,1,2,2,3,3,3-octafluoropropane?

1,1,1,2,2,3,3,3-octafluoropropane is a fully fluorinated propane derivative with the molecular formula C3F8 and CAS number 76-19-7. This perfluorinated compound belongs to the perfluorocarbon (PFC) family, where all hydrogen atoms in propane have been replaced by fluorine atoms. With a molecular weight of 188.02 g/mol, it exhibits exceptional chemical stability and inertness due to the strong carbon-fluorine bonds throughout its structure.

What are the physicochemical properties of 1,1,1,2,2,3,3,3-octafluoropropane?

1,1,1,2,2,3,3,3-octafluoropropane is a colorless, odorless gas at room temperature with extremely low chemical reactivity. It demonstrates very low solubility in water but shows good solubility in organic solvents. The compound exhibits high thermal stability, low surface tension, and excellent dielectric properties. Its perfluorinated structure provides exceptional resistance to acids, bases, and oxidizing agents, making it chemically inert under most conditions.

What is 1,1,1,2,2,3,3,3-octafluoropropane used for?

1,1,1,2,2,3,3,3-octafluoropropane is primarily used as a specialty solvent in electronics cleaning applications, particularly for precision cleaning of electronic components and circuit boards. It serves as a heat transfer fluid in specialized cooling systems, a blowing agent for foam production, and as an inert atmosphere gas for sensitive chemical processes. Its excellent dielectric properties make it valuable in electrical equipment applications and as a testing medium.

How to handle 1,1,1,2,2,3,3,3-octafluoropropane safely?

Safe handling of 1,1,1,2,2,3,3,3-octafluoropropane requires standard gas handling procedures including adequate ventilation to prevent oxygen displacement. Use appropriate personal protective equipment such as safety glasses and protective clothing. Ensure proper grounding of equipment to prevent static buildup. Work in well-ventilated areas and avoid confined spaces. Handle cylinders carefully, securing them upright and protecting valves from damage during transport and storage.

How to store 1,1,1,2,2,3,3,3-octafluoropropane correctly?

1,1,1,2,2,3,3,3-octafluoropropane should be stored in original containers in cool, dry, well-ventilated areas away from heat sources and direct sunlight. Store cylinders upright and secured to prevent falling. Maintain storage temperatures below 50°C and ensure adequate ventilation to prevent accumulation. Keep away from incompatible materials and ensure storage areas are equipped with appropriate gas detection systems. Regular inspection of containers for damage or leakage is recommended.

What to do in case of contact with 1,1,1,2,2,3,3,3-octafluoropropane?

In case of contact with 1,1,1,2,2,3,3,3-octafluoropropane, immediately move the affected person to fresh air if inhalation occurs. Remove contaminated clothing if skin contact occurs and rinse the affected area with water. For eye contact, flush thoroughly with clean water for at least 15 minutes. If breathing difficulties arise, provide oxygen and seek immediate medical attention. The compound is generally considered to have low acute toxicity.

How to dispose of 1,1,1,2,2,3,3,3-octafluoropropane appropriately?

Proper disposal of 1,1,1,2,2,3,3,3-octafluoropropane must comply with local, national, and international environmental regulations due to its status as a perfluorinated compound. Contact licensed waste management companies specializing in fluorinated gas disposal. Do not release into the atmosphere as PFCs have high global warming potential. Empty containers should be handled according to local regulations and may require special treatment due to residual content.

How to transport 1,1,1,2,2,3,3,3-octafluoropropane?

1,1,1,2,2,3,3,3-octafluoropropane is classified under ADR Class 2 (gases) for transport purposes. Transport must comply with dangerous goods regulations including proper packaging, labeling, and documentation. Use approved cylinders or containers designed for compressed gases. Vehicles must be properly ventilated and equipped with appropriate safety equipment. Drivers require ADR training and certification. Ensure proper securing of containers during transport to prevent damage.

Is 1,1,1,2,2,3,3,3-octafluoropropane subject to specific regulations?

1,1,1,2,2,3,3,3-octafluoropropane is subject to various regulations including REACH registration requirements in Europe and classification under CLP regulation. As a perfluorinated compound, it may be subject to environmental monitoring and reporting requirements. The substance is not currently listed as an SVHC (Substance of Very High Concern). Users must comply with industrial emissions regulations and may need permits for certain applications or quantities.

Where to buy 1,1,1,2,2,3,3,3-octafluoropropane in Europe?

1,1,1,2,2,3,3,3-octafluoropropane is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides this specialty fluorinated compound to industrial customers across Europe with proper documentation and regulatory compliance. As a professional chemical distributor, OYSI ensures quality standards, appropriate packaging, and technical support for industrial applications. Contact OYSI directly for availability, specifications, and delivery options to your location.

Data Sources

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