Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane

C3HCl2F7

chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane

CAS39432-81-0

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Identification

CAS Number
39432-81-0
UN Number
1973
PubChem CID
38271

Physical-chemical properties

Molecular Formula
C3HCl2F7
Molar Mass
240.93 g/mol
IUPAC Name
chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane

Chemical Identifiers

InChI
InChI=1S/C2ClF5.CHClF2/c3-1(4,5)2(6,7)8;2-1(3)4/h;1H
InChI Key
SGVQWMHGPNLWSW-UHFFFAOYSA-N

Overview

Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane (CAS 39432-81-0) is a mixed halogenated hydrocarbon compound with distinctive fluorine and chlorine substitution patterns. This chemical substance represents a blend of two distinct fluorinated compounds that exhibit unique thermodynamic and chemical properties valuable in specialized industrial applications. The molecular formula C3HCl2F7 indicates a complex structure containing both chlorine and fluorine atoms, which imparts specific characteristics including chemical stability, low toxicity potential, and controlled reactivity profiles. With a molecular weight of 240.93 g/mol, this compound falls within the category of medium molecular weight halogenated hydrocarbons. The substance is classified under ADR Class 2, indicating its classification as a gas under transport regulations, which reflects its physical state and handling requirements during storage and distribution. Unlike many industrial chemicals, this compound currently shows no specific GHS hazard classifications, suggesting relatively benign safety characteristics under normal handling conditions. However, proper ventilation and standard chemical handling protocols remain essential due to its gaseous nature and potential for displacement of air in confined spaces. Industrial applications typically include use as a specialty solvent, intermediate in fluorochemical synthesis, and as a component in specialized gas mixtures for technical processes. Unlike simpler compounds such as nitrous oxide, this mixed halogenated system offers enhanced chemical selectivity and controlled reactivity in demanding applications. The compound may also serve in electronics manufacturing processes where precise chemical properties and high purity standards are required. OYSI maintains reliable supply chains for this specialized chemical, ensuring consistent availability for European industrial customers requiring high-quality halogenated compounds for their technical applications.

Safety & Classification

No Hazard Classification

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

Transport (ADR)

UN Number1973
ADR Class2
Packing Group
Tunnel CodeC/E
Proper Shipping NameChlordifluormethan + Chlorpentafluorethan, Gemisch mit konstantem Siedepunkt, unter Druck verflüssigt, Chlordifluormethan ca. 49 %
Marine PollutantNo

Frequently Asked Questions

What is chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane?

Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane is a mixed refrigerant blend consisting of two fluorinated compounds with the molecular formula C3HCl2F7. This substance has a molecular weight of 240.93 g/mol and is identified by CAS number 39432-81-0. It belongs to the family of hydrofluorocarbon (HFC) and hydrochlorofluorocarbon (HCFC) compounds, combining chlorodifluoromethane with pentafluoroethyl chloride to create a specialized refrigerant mixture.

What are the physicochemical properties of chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane?

Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane is typically a colorless gas or liquid under pressure at room temperature. As a fluorinated compound mixture, it exhibits low boiling points, making it suitable for refrigeration applications. The substance has limited solubility in water but shows good compatibility with synthetic oils used in refrigeration systems. Its high molecular weight of 240.93 g/mol indicates relatively low volatility compared to simpler refrigerants.

What is chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane used for?

Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane is primarily used as a refrigerant blend in commercial and industrial refrigeration systems. This mixture serves as a replacement for older refrigerants in air conditioning units, heat pumps, and specialized cooling applications. It may also find use in foam blowing applications and as a propellant in aerosol products. The blend is designed to provide specific thermodynamic properties for optimal cooling efficiency.

How to handle chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane safely?

Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane should be handled in well-ventilated areas to prevent vapor accumulation. Wear appropriate personal protective equipment including safety glasses and protective gloves when handling pressurized containers. Avoid direct contact with skin and eyes, as the rapid evaporation can cause frostbite. Use only explosion-proof electrical equipment in areas where vapors may be present. Ensure adequate ventilation as the vapor is heavier than air and can displace oxygen.

How to store chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane correctly?

Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane must be stored in appropriate pressure vessels designed for compressed gases. Keep containers in cool, dry, well-ventilated areas away from heat sources and direct sunlight. Store upright and secure cylinders to prevent falling. Avoid storage near incompatible materials such as strong oxidizers. Maintain storage temperatures below 50°C to prevent excessive pressure buildup. Regular inspection of storage containers for leaks or damage is essential.

What to do in case of contact with chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane?

Skin contact with chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane requires immediate removal from the cold source and gradual rewarming with lukewarm water if frostbite occurs. For eye contact, flush immediately with plenty of water for at least 15 minutes and seek medical attention. If vapors are inhaled, move the person to fresh air immediately and monitor breathing. In case of breathing difficulties, provide artificial respiration if qualified and seek immediate medical attention.

How to dispose of chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane properly?

Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane must be disposed of according to local and national hazardous waste regulations. The substance should be recovered and recycled through authorized refrigerant recovery services rather than released to the atmosphere. Contact licensed waste disposal companies specializing in fluorinated compounds. Never discharge directly into the environment as it may contribute to ozone depletion and global warming. Empty containers should be handled as hazardous waste.

How to transport chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane?

Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane is classified under ADR Class 2 for transport as a compressed gas. Transportation requires proper documentation, appropriate packaging in UN-approved pressure vessels, and compliance with dangerous goods regulations. Vehicles must be equipped with appropriate safety equipment and drivers require proper training for dangerous goods transport. Ensure adequate ventilation during transport and avoid exposure to heat sources. Emergency response information must accompany shipments.

Is chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane subject to specific regulations?

Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane is subject to REACH registration requirements in Europe and must comply with CLP classification regulations. The substance is not currently listed as a Substance of Very High Concern (SVHC). It may be regulated under the Montreal Protocol for ozone-depleting substances and the EU F-Gas Regulation for fluorinated greenhouse gases. Companies handling this substance must ensure proper registration, reporting, and compliance with applicable environmental and safety legislation.

Where to buy chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane in Europe?

Chloro(difluoro)methane;1-chloro-1,1,2,2,2-pentafluoroethane is available through OYSI, a specialized European distributor of technical chemicals and refrigerants. OYSI provides this refrigerant blend to industrial customers across Europe with proper documentation and regulatory compliance. As a professional chemical distributor, OYSI ensures quality standards and provides technical support for refrigerant applications. Contact OYSI directly for availability, technical specifications, and delivery options to your location within Europe.

Data Sources

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