Difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane
C5H5F11
difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane
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Identification
- CAS Number
- 158675-78-6
- UN Number
- 3338
- PubChem CID
- 56842313
Physical-chemical properties
- Molecular Formula
- C5H5F11
- Molar Mass
- 274.08 g/mol
- IUPAC Name
- difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane
Chemical Identifiers
- InChI
- InChI=1S/C2HF5.C2H2F4.CH2F2/c3-1(4)2(5,6)7;3-1-2(4,5)6;2-1-3/h1H;1H2;1H2
- InChI Key
- FKCNNGCHQHSYCE-UHFFFAOYSA-N
Overview
Difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane (CAS 158675-78-6) is a fluorinated hydrocarbon blend with exceptional thermodynamic properties and low global warming potential. This specialized fluorocarbon mixture represents an advanced refrigerant formulation combining three distinct hydrofluorocarbon (HFC) components with molecular formula C5H5F11 and molecular weight of 274.08 g/mol. The blend capitalizes on the synergistic properties of difluoromethane (R-32), pentafluoroethane (R-125), and tetrafluoroethane (R-134a) to deliver optimized performance characteristics for modern cooling applications. The compound exhibits excellent thermal stability and chemical inertness under normal operating conditions, making it suitable for demanding industrial environments. As a Class 2 ADR substance, it requires appropriate handling protocols for compressed gases but presents minimal toxicity concerns when properly managed. The fluorinated structure provides exceptional heat transfer efficiency while maintaining compatibility with standard refrigeration system components and lubricants. Unlike traditional refrigerants or other compressed gases such as nitrous oxide, this HFC blend offers superior environmental performance with reduced ozone depletion potential. The carefully balanced composition ensures optimal pressure-temperature relationships across varying operating conditions, delivering consistent performance in commercial and industrial cooling systems. Primary applications include commercial refrigeration systems, industrial process cooling, and specialized HVAC installations where precise temperature control and environmental compliance are essential. The blend also finds use in heat pump applications and medium-temperature refrigeration equipment requiring reliable long-term operation. OYSI maintains reliable supply chains for this technical refrigerant blend, supporting European industrial customers with consistent availability and comprehensive technical documentation for safe handling and application guidance.
Safety & Classification
No Hazard Classification
This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.
Transport (ADR)
| UN Number | 3338 |
| ADR Class | 2 |
| Packing Group | |
| Tunnel Code | C/E |
| Proper Shipping Name | Gas als Kältemittel R 407A, Difluormethan, Pentafluorethan und 1,1,1,2-Tetrafluorethan, zeotropes Gemisch mit ca. 20 % Difluormethan und 40 % Pentafluorethan |
| Marine Pollutant | No |
Frequently Asked Questions
What is difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane?
Difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane is a fluorinated chemical mixture with the molecular formula C5H5F11 and CAS number 158675-78-6. This compound has a molecular weight of 274.08 g/mol and consists of three distinct fluorinated components: difluoromethane, pentafluoroethane, and tetrafluoroethane. It represents a specialized fluorocarbon blend used in industrial applications requiring specific thermal and chemical properties.
What are the physicochemical properties of difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane?
This fluorinated mixture exhibits properties typical of fluorocarbon compounds, including high chemical stability and low reactivity. The molecular weight is 274.08 g/mol with the formula C5H5F11. As a fluorinated compound, it likely exists as a gas or volatile liquid at room temperature, demonstrating low solubility in water but good compatibility with organic solvents. The multiple fluorine atoms provide excellent thermal stability and chemical inertness.
What is difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane used for?
This fluorinated mixture serves specialized industrial applications where its unique combination of fluorocarbon properties is required. Common uses include refrigeration systems, aerosol propellants, foam blowing agents, and specialized cleaning applications. The blend's specific composition allows for tailored performance characteristics in applications requiring precise thermal properties, chemical inertness, and environmental considerations. It may also serve in electronics manufacturing and precision cleaning processes.
How to handle difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane safely?
Safe handling requires appropriate ventilation and standard chemical safety protocols despite the absence of specific hazard classifications. Workers should wear suitable protective equipment including safety glasses and chemical-resistant gloves. Ensure adequate ventilation to prevent vapor accumulation, as fluorocarbon compounds can displace oxygen in confined spaces. Avoid contact with hot surfaces or ignition sources, and follow standard laboratory safety procedures. Regular monitoring of workplace air quality is recommended during handling operations.
How to store difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane correctly?
Proper storage requires cool, dry conditions away from heat sources and direct sunlight. Store containers in well-ventilated areas with stable temperatures to prevent pressure buildup if stored as a compressed gas or volatile liquid. Ensure containers are properly sealed and labeled, and avoid storage near incompatible materials such as strong oxidizers. Regular inspection of storage containers for leaks or damage is essential for maintaining safe storage conditions.
What to do in case of contact with difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane?
In case of skin contact, immediately wash the affected area with plenty of water and mild soap. For eye contact, flush thoroughly with clean water for at least 15 minutes and seek medical attention if irritation persists. If inhaled, move the person to fresh air immediately and monitor for respiratory difficulties. Although this compound shows no specific hazard classification, seek medical advice if symptoms develop or in case of significant exposure.
How to dispose of difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane properly?
Proper disposal requires compliance with local environmental regulations for fluorinated compounds due to their potential environmental impact. Contact licensed waste management companies specializing in fluorocarbon disposal, as these materials may require special treatment. Never release to atmosphere or drain systems. Consult local authorities for specific disposal requirements, as fluorinated compounds may be subject to special regulations under environmental protection laws regarding greenhouse gases.
How to transport difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane?
Transportation falls under ADR Class 2 regulations as it likely exists as a compressed gas or volatile substance. Proper packaging in UN-approved containers is required, with appropriate labeling and documentation. Vehicles must comply with ADR requirements for Class 2 materials, including proper ventilation and emergency equipment. Transport should avoid extreme temperatures and ensure secure container fastening. Drivers require appropriate ADR certification for Class 2 dangerous goods transportation.
Is difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane subject to particular regulations?
This compound is subject to REACH regulation requirements for chemical registration and safety data provision within the EU. While not classified as SVHC, it may fall under fluorinated gas regulations due to its fluorocarbon content and potential greenhouse gas effects. CLP regulation applies for classification and labeling requirements. Companies must ensure compliance with environmental regulations concerning fluorinated compounds and maintain proper documentation for regulatory compliance.
Where to buy difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane in Europe?
OYSI serves as a reliable European distributor for this specialized fluorinated mixture, offering professional supply solutions across European markets. As an established chemical distributor, OYSI provides technical support and regulatory compliance assistance for fluorocarbon products. Contact OYSI directly for availability, technical specifications, and delivery options. Their expertise in specialty chemicals ensures proper handling, documentation, and compliance with European regulations for fluorinated compounds.
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Difluoromethane;1,1,1,2,2-pentafluoroethane;1,1,1,2-tetrafluoroethane is a dangerous good. We support you with labeling, packaging, and transport documentation.
Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.