Chloro(difluoro)methane

CHClF2

chloro(difluoro)methane

CAS75-45-6

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Identification

CAS Number
75-45-6
UN Number
1018
PubChem CID
6372

Physical-chemical properties

Molecular Formula
CHClF2
Molar Mass
86.47 g/mol
IUPAC Name
chloro(difluoro)methane

Chemical Identifiers

InChI
InChI=1S/CHClF2/c2-1(3)4/h1H
InChI Key
VOPWNXZWBYDODV-UHFFFAOYSA-N

Overview

Chloro(difluoro)methane (CAS 75-45-6) is a halogenated hydrocarbon compound with the molecular formula CHClF2 and notable refrigerant properties. This colorless, non-flammable gas represents an important member of the chlorofluorocarbon family, widely recognized in industrial applications for its excellent thermodynamic characteristics. With a molecular weight of 86.47 g/mol, chloro(difluoro)methane exhibits distinctive physical properties that make it valuable across various technical sectors. The compound's structure, containing both chlorine and fluorine atoms bonded to a central carbon, contributes to its chemical stability and low toxicity profile under normal handling conditions. As a Class 2 ADR substance, chloro(difluoro)methane requires appropriate handling protocols for transportation and storage, though it presents relatively manageable safety considerations compared to other halogenated compounds. Unlike simpler gases such as nitrous oxide, this fluorinated methane derivative offers superior heat transfer properties and chemical inertness in demanding industrial environments. The compound demonstrates excellent compatibility with most materials commonly used in refrigeration and cooling systems. Primary industrial applications include its use as a refrigerant in commercial and industrial cooling systems, where its efficient heat transfer capabilities and environmental considerations make it a preferred choice. The substance also serves as a blowing agent in foam production and as an intermediate in specialized chemical synthesis processes. Additionally, it finds application in aerosol formulations where non-flammability and controlled pressure release are essential requirements. OYSI maintains reliable supply chains for chloro(difluoro)methane to support European industrial customers requiring consistent access to this specialized refrigerant compound.

Safety & Classification

No Hazard Classification

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

Transport (ADR)

UN Number1018
ADR Class2
Packing Group
Tunnel CodeC/E
Proper Shipping NameChlordifluormethan, unter Druck verflüssigt
Marine PollutantNo

Frequently Asked Questions

What is chloro(difluoro)methane?

Chloro(difluoro)methane is a halogenated hydrocarbon compound with the chemical formula CHClF2 and CAS number 75-45-6. This compound belongs to the family of chlorofluorocarbons (CFCs) and has a molecular weight of 86.47 g/mol. It contains one chlorine atom and two fluorine atoms attached to a central carbon atom, making it a trihalomethane derivative with specific industrial applications.

What are the physicochemical properties of chloro(difluoro)methane?

Chloro(difluoro)methane is a colorless gas at room temperature with low boiling point characteristics typical of small halogenated hydrocarbons. The compound exhibits limited water solubility due to its halogenated nature and demonstrates chemical stability under normal conditions. Its molecular structure with both chlorine and fluorine substituents gives it unique thermal and chemical properties that make it suitable for specific industrial processes.

What is chloro(difluoro)methane used for?

Chloro(difluoro)methane is primarily used as a refrigerant in cooling systems and as an intermediate in chemical synthesis processes. The compound serves in specialized industrial applications where its specific thermal properties are advantageous. It may also be utilized in certain manufacturing processes requiring controlled atmospheric conditions or as a component in specialized chemical formulations within the electronics or pharmaceutical industries.

How to handle chloro(difluoro)methane safely?

Chloro(difluoro)methane should be handled in well-ventilated areas using appropriate personal protective equipment including safety goggles and chemical-resistant gloves. Operators should avoid inhalation and ensure adequate ventilation to prevent gas accumulation. Work areas should be equipped with gas detection systems where applicable, and personnel should be trained in proper handling procedures for compressed gases and halogenated compounds.

How to store chloro(difluoro)methane correctly?

Chloro(difluoro)methane must be stored in appropriate pressure vessels designed for compressed gases, away from heat sources and direct sunlight. Storage areas should be well-ventilated and equipped with appropriate safety systems. The compound should be kept separate from incompatible materials such as strong oxidizers and alkali metals. Storage temperatures should be controlled to prevent excessive pressure buildup in containers.

What to do in case of contact with chloro(difluoro)methane?

In case of skin contact with chloro(difluoro)methane, immediately remove contaminated clothing and flush the affected area with plenty of water. For eye contact, rinse thoroughly with clean water for at least 15 minutes. If inhalation occurs, move the person to fresh air immediately. Seek medical attention if symptoms persist or if significant exposure has occurred, and inform medical personnel of the specific chemical involved.

How to dispose of chloro(difluoro)methane appropriately?

Chloro(difluoro)methane must be disposed of through licensed hazardous waste disposal facilities in accordance with local and European waste regulations. The compound should never be released directly into the atmosphere due to environmental considerations. Containers should be properly labeled and transported by certified waste management companies. Recovery and recycling options should be explored where technically and economically feasible before disposal.

How to transport chloro(difluoro)methane?

Chloro(difluoro)methane is classified under ADR Class 2 for transport as a compressed gas. Transportation must comply with dangerous goods regulations using appropriate packaging and labeling requirements. Vehicles must be properly equipped for gas transport with adequate ventilation and safety equipment. Drivers require ADR certification, and transport documentation must include proper shipping names and hazard classifications according to international dangerous goods regulations.

Is chloro(difluoro)methane subject to specific regulations?

Chloro(difluoro)methane is regulated under European REACH and CLP regulations requiring registration and compliance with chemical safety requirements. The compound is not currently classified as a Substance of Very High Concern (SVHC) but must still meet standard chemical safety obligations. Users must ensure proper risk assessments and implement appropriate risk management measures according to European chemical legislation and workplace safety directives.

Where to buy chloro(difluoro)methane in Europe?

Chloro(difluoro)methane is available through OYSI, a specialized European distributor of technical chemicals serving industrial customers across the continent. OYSI provides reliable supply chain management and technical support for customers requiring this specialized compound. As a professional chemical distributor, OYSI ensures proper handling, documentation, and regulatory compliance for all deliveries while maintaining high quality standards for industrial applications.

Data Sources

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