Properties of Methyl Acetate (C3H6O2)

Methyl acetate is a chemical compound with the formula C3H6O2. It is a simple ester formed by the reaction of acetic acid and methanol. Methyl acetate is a colorless liquid with a sweet, fruity odor and is commonly used as a solvent in various industrial applications, including paints, coatings, and adhesives.

The following table provides a comprehensive list of methyl acetate properties in both SI and US customary/Imperial units at normal temperature and pressure (NTP).

Click on the icon to switch between Metric and Imperial units.

Table of Methyl Acetate Properties
Physical Properties
Metric
Molar Mass74.08 g/mol
Density934 kg/m3
Dynamic Viscosity0.371 mPa·s
Surface Tension24.1 mN/m
Thermal PropertiesMetric
Melting Point-98.2 °C
Boiling Point57 °C
Thermal Conductivity0.155 W/m·K
Specific Heat Capacity (Cp)1942 J/kg·K
Vapor Pressure23 kPa
Critical ConstantsMetric
Critical Temperature (Tc)234 °C
Critical Pressure (Pc)4.69 MPa
Critical Molar Volume (Vc)228 cm3/mol
Electrical PropertiesMetric
Relative Permittivity (εr)6.68
Optical PropertiesMetric
Refractive Index (589 nm)1.3614
Hazardous DataMetric
Flash Point-10 °C
Autoignition Temperature454 °C
Lower Flammability Limit3.1%
Upper Flammability Limit16%
NFPA Rating (Health)2
NFPA Rating (Fire)3
NFPA Rating (Reactivity)0

Unless stated otherwise, all values are taken at room temperature (approximately 20°C or 68°F) and 1 atm pressure. (1 atm = 101,325 Pa)

References: 1) Cardarelli, François. Materials Handbook: A Concise Desktop Reference. Switzerland: Springer International Publishing, 2018. 2) CRC Handbook of Chemistry and Physics, 97th Edition. United Kingdom: CRC Press, 2016-2017. 3) Yaws, Carl L. The Yaws Handbook of Physical Properties for Hydrocarbons and Chemicals. Netherlands: Elsevier Science, 2015. 4) Fire Protection Guide to Hazardous Materials, 14th Edition. United States: National Fire Protection Association, 2010.