Methyl acetate CAS 79-20-9

Methyl acetate, with the CAS number79-20-9, is a colorless, flammable liquid known for its pleasant, fruity odor. It is classified as an ester, specifically the methyl ester of acetic acid, and has the molecular formula $$C_3H_6O_2$$. The molecular weight of methyl acetate is approximately74.08 g/mol.
Physical Properties
Boiling Point: Methyl acetate has a boiling point ranging from56.9°C to58°C (approximately134.4°F).
Freezing Point: It has a freezing point of about -98°C.
Density: The density of methyl acetate is approximately0.932 to0.934 g/cm³ at25°C.
Flash Point: The flash point is around -13°C, indicating that it is highly flammable.
Uses
Methyl acetate is widely utilized across various industries due to its solvent properties. Some of its applications include:
Solvent: It is commonly used as a solvent for lacquers, paints, and adhesives, particularly in fast-drying formulations.
Food Additive: Methyl acetate is also used as a flavoring agent in food products.
Manufacturing: It plays a role in the production of artificial leather, lubricants, and plasticizers.
Biodegradation: Methyl acetate is involved in the biodegradation of organic materials.
Health and Safety
Methyl acetate is considered moderately toxic, and its vapors can be heavier than air, posing inhalation risks. It can also produce irritating or toxic fumes when burned, making proper handling and storage essential.
In summary, methyl acetate is a versatile chemical with significant industrial applications, characterized by its low boiling point, pleasant odor, and flammable nature.