Methoxymethane

Methoxymethane is a simple ether compound with the molecular formula C2H6O and CAS number 115-10-6. Also known as dimethyl ether (DME), it has a molecular weight of 46.07 g/mol. This substance is classified as a flammable gas under pressure, presenting significant safety considerations for handling and storage. It serves various industrial applications and requires proper safety protocols due to its hazardous nature.

Methoxymethane is a colorless gas at room temperature with a characteristic ethereal odor. It exists as a compressed gas under normal storage conditions, requiring pressurized containers. The compound is moderately soluble in water and highly soluble in organic solvents. Its low boiling point and volatile nature make it easily vaporizable, contributing to its flammable gas classification and associated handling requirements.

Methoxymethane serves as an important industrial solvent and chemical intermediate in various manufacturing processes. It is commonly used as a propellant in aerosol products, a refrigerant in cooling systems, and a fuel component in specialized applications. The compound also finds use in extraction processes and as a starting material for synthesizing other chemical compounds in pharmaceutical and chemical industries.

Methoxymethane requires strict safety protocols due to its flammable gas classification. Always wear appropriate personal protective equipment including safety goggles, flame-resistant clothing, and work in well-ventilated areas. Eliminate all ignition sources, use explosion-proof equipment, and ensure proper grounding of containers. Handle pressurized cylinders carefully, check for leaks regularly, and have emergency procedures readily available for gas release incidents.

Methoxymethane must be stored in approved pressure vessels designed for compressed gases in cool, dry, well-ventilated areas away from heat sources and ignition points. Keep cylinders upright, secured, and protected from physical damage. Storage areas should have appropriate fire suppression systems and gas detection equipment. Maintain storage temperatures below critical limits and ensure compatibility with container materials to prevent degradation.

Methoxymethane exposure requires immediate action depending on the route of contact. For inhalation, move the person to fresh air immediately and seek medical attention if breathing difficulties occur. In case of skin contact, remove contaminated clothing and flush with water. For eye contact, rinse thoroughly with clean water for at least 15 minutes. Always consult emergency services for significant exposures or health concerns.

Methoxymethane disposal must comply with local and European waste regulations for hazardous substances. Contact authorized waste management companies specializing in pressurized gas disposal. Never release the gas directly into the atmosphere or attempt to puncture containers. Empty cylinders should be returned to suppliers when possible. Ensure proper documentation and follow WEEE and hazardous waste directives for compliant disposal procedures.

Methoxymethane transport falls under ADR Class 2 regulations for compressed gases. Use approved pressure vessels and ensure proper labeling with GHS02 and GHS04 pictograms indicating flammable gas and pressure hazards. Vehicles must comply with ADR requirements including appropriate placarding, emergency equipment, and driver certification. Avoid transport during extreme temperatures and ensure secure container mounting to prevent movement during transit.

Methoxymethane is regulated under European CLP and REACH legislation as a hazardous substance. It requires proper classification, labeling, and safety data sheets for commercial use. The compound is not currently listed as an SVHC substance but must comply with occupational exposure limits and industrial emissions regulations. Companies handling this substance must implement appropriate risk management measures and worker protection protocols.

Methoxymethane is available through OYSI, a specialized European distributor of technical chemicals and industrial gases. As an established chemical supplier, OYSI can provide methoxymethane in appropriate packaging for various industrial applications. Contact OYSI directly for availability, technical specifications, and delivery options across European markets. Ensure compliance with local regulations and safety requirements when ordering pressurized gas products.