Chloroethane
C2H5Cl
chloroethane
Consulting for Chloroethane
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Identification
- CAS Number
- 75-00-3
- EC Number
- 200-830-5
- UN Number
- 1037
- Index Number
- 602-009-00-0
- PubChem CID
- 6337
Physical-chemical properties
- Molecular Formula
- C2H5Cl
- Molar Mass
- 64.51 g/mol
- IUPAC Name
- chloroethane
Chemical Identifiers
- InChI
- InChI=1S/C2H5Cl/c1-2-3/h2H2,1H3
- InChI Key
- HRYZWHHZPQKTII-UHFFFAOYSA-N
Overview
Chloroethane (CAS 75-00-3) is a halogenated hydrocarbon gas with flammable properties and intermediate molecular weight in the chloroalkane series. This organic compound, also known by its IUPAC name chloroethane, represents one of the simplest chlorinated ethyl derivatives with the molecular formula C2H5Cl and a molecular weight of 64.51 g/mol. As a colorless gas under standard conditions, chloroethane exhibits typical properties of light haloalkanes, sharing some characteristics with related compounds such as bromoethene in terms of reactivity patterns, though differing significantly in physical properties and applications. The substance presents notable safety considerations due to its classification as a flammable gas (Category 1) and pressurized gas, requiring careful handling protocols in industrial environments. Its carcinogenic potential (Category 2) necessitates appropriate exposure controls and monitoring systems during processing and storage operations. The compound's moderate persistence in aquatic environments (Chronic Aquatic Toxicity Category 3) also demands consideration in environmental management practices. In industrial applications, chloroethane serves primarily as an intermediate in organic synthesis, particularly in the production of tetraethyl lead compounds and various pharmaceutical intermediates. The chemical industry also utilizes it as a blowing agent in foam manufacturing processes and as a refrigerant in specialized cooling applications, though environmental regulations have limited some traditional uses. The compound's classification under ADR Class 2 reflects its gaseous nature and associated transport requirements, necessitating specialized handling equipment and storage facilities. Understanding its behavior relative to other light hydrocarbons, including potential co-occurrence with carbon monoxide in certain industrial processes, is crucial for safe operations. OYSI maintains technical-grade chloroethane availability for qualified industrial customers throughout Europe.
Safety & Classification
Flam. Gas 1; Press. Gas; Carc. 2; Aquatic Chronic 3
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Transport (ADR)
| UN Number | 1037 |
| ADR Class | 2 |
| Packing Group | |
| Tunnel Code | B/D |
| Proper Shipping Name | Ethylchlorid, unter Druck verflüssigt |
| Marine Pollutant | No |
Frequently Asked Questions
What is chloroethane?
Chloroethane is an organochlorine compound with the chemical formula C2H5Cl and molecular weight of 64.51 g/mol. It is a colorless gas at room temperature that belongs to the alkyl halide family. This volatile compound is produced by the chlorination of ethane and serves as an important intermediate in chemical synthesis. Chloroethane is classified as a flammable gas and potential carcinogen, requiring careful handling in industrial applications.
What are the physicochemical properties of chloroethane?
Chloroethane is a colorless gas at room temperature with a characteristic sweet, ether-like odor. It has a boiling point of 12.3°C and a melting point of -138.4°C, making it highly volatile under normal conditions. The compound is slightly soluble in water but readily soluble in organic solvents like alcohol and ether. It has a density lower than water and can form explosive mixtures with air.
What is chloroethane used for?
Chloroethane serves primarily as a chemical intermediate in the production of tetraethyl lead, pharmaceuticals, and other organic compounds. It is used in the synthesis of various chemicals including ethyl cellulose and as a refrigerant in specialized applications. The compound also finds use as a topical anesthetic in medical applications and as a blowing agent for foam production. Its reactive nature makes it valuable in alkylation reactions.
How to handle chloroethane safely?
Chloroethane requires strict safety measures due to its flammable and potentially carcinogenic nature. Personnel must wear appropriate respiratory protection, safety goggles, and chemical-resistant gloves when handling. Work areas should have adequate ventilation and be free from ignition sources. Gas detection equipment is essential to monitor for leaks. Emergency shower and eyewash stations must be readily accessible, and only trained personnel should handle this pressurized gas.
How to store chloroethane correctly?
Chloroethane must be stored in pressurized containers designed for flammable gases in cool, well-ventilated areas away from heat sources and ignition points. Storage areas should be equipped with gas detection systems and maintain temperatures below 40°C to prevent excessive pressure buildup. The compound should be kept away from oxidizing agents and incompatible materials. Regular inspection of storage containers and safety systems is essential for safe storage.
What to do in case of contact with chloroethane?
Chloroethane exposure requires immediate action depending on the route of contact. For inhalation, move the victim to fresh air immediately and seek medical attention if breathing difficulties occur. In case of skin contact, remove contaminated clothing and flush the affected area with water. For eye contact, rinse thoroughly with water for at least 15 minutes. Due to its potential carcinogenic properties, any significant exposure should prompt immediate medical consultation.
How to dispose of chloroethane appropriately?
Chloroethane disposal must comply with local and international hazardous waste regulations due to its classification as a flammable and potentially carcinogenic substance. The compound should never be released directly into the atmosphere or sewage systems. Proper disposal requires specialized hazardous waste treatment facilities capable of handling pressurized flammable gases. Consult certified waste management companies and regulatory authorities for approved disposal methods and documentation requirements.
How to transport chloroethane?
Chloroethane is classified under ADR Class 2 as a flammable gas, requiring specialized transportation procedures. It must be transported in approved pressure vessels designed for flammable gases, with proper labeling including GHS pictograms GHS02, GHS04, and GHS08. Vehicles must be equipped with appropriate safety equipment and drivers must hold valid ADR certification. Transportation routes should avoid populated areas where possible, and emergency response procedures must be readily available.
Is chloroethane subject to specific regulations?
Chloroethane is subject to comprehensive European regulations including REACH registration requirements and CLP classification as Flammable Gas Category 1, Carcinogen Category 2, and Aquatic Chronic Category 3. It requires safety data sheets and appropriate hazard labeling with the 'Danger' signal word. The compound may be subject to workplace exposure limits and emission controls. Users must comply with local environmental and occupational health regulations governing its use and handling.
Where to buy chloroethane in Europe?
Chloroethane is available through specialized chemical distributors in Europe, including OYSI, which supplies high-quality chemical products to industrial customers across the European market. Due to its hazardous classification and regulatory requirements, purchases typically require proper documentation, safety data sheet acknowledgment, and compliance with local regulations. Professional buyers should ensure their suppliers maintain appropriate certifications and can provide necessary technical support and safety documentation.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.