ethyl acetate
ethyl acetate
ethyl acetate
eth′yl ac′etate
n.
| Noun | 1. | ethyl acetate - a fragrant colorless flammable volatile liquid ester made from ethanol and acetic acid; used in flavorings and perfumes and as a solvent for plastics |
| 单词 | ethyl acetate | |||
| 释义 | ethyl acetateethyl acetateethyl acetateeth′yl ac′etaten.
Ethyl Acetateethyl acetate[′eth·əl ′as·ə‚tāt]Ethyl AcetateCH3COOC2H5, a colorless, volatile liquid with a pleasant, fruity odor. Ethyl acetate has a boiling point of 77.1°C, a melting point of – 82.4°C, and a density of 0.900 g/cm3 at 20°C. Slightly soluble in water, it is readily soluble in such liquids as alcohol, ether, and chloroform. Ethyl acetate is flammable, and its explosive limits in air are 2.2 and 9 percent by volume. Ethyl acetate is produced industrially by means of the esterification of ethyl alcohol by acetic acid in the presence of sulfuric acid. It is used as a solvent for cellulose nitrates in the manufacture of paints and varnishes (seeCELLULOSE NITRATE LACOUERS) and is also used in the production of photographic film, motionpicture film, and smokeless powders. A mixture of ethyl acetate and alcohol serves as a solvent for cellulose acetate, polyvinyl butyral, and certain other polymers. Ethyl acetate is also used as a component of fruit flavorings for soft drinks, liqueurs, and candies. ethyl acetateethyl acetateethyl acetate
Words related to ethyl acetate
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