Ethyl benzoate, C9H10O2, is an ester formed by the condensation of benzoic acid and ethanol. It is a colorless liquid that is almost insoluble in water, but miscible with most organic solvents.
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Preferred IUPAC name
Ethyl benzoate | |
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ChEBI | |
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ChemSpider | |
ECHA InfoCard | 100.002.078 |
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CompTox Dashboard (EPA)
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Properties | |
C9H10O2 | |
Molar mass | 150.177 g·mol−1 |
Appearance | colorless liquid |
Density | 1.050 g/cm3 |
Melting point | −34 °C (−29 °F; 239 K) |
Boiling point | 211–213 °C (412–415 °F; 484–486 K) |
0.72 mg/mL | |
log P | 2.64 |
−93.32×10−6 cm3/mol | |
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H315, H319, H411 | |
P264, P273, P280, P302+P352, P305+P351+P338, P321, P332+P313, P337+P313, P362, P391, P501 | |
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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As with many volatile esters, ethyl benzoate has a pleasant odor described as sweet, wintergreen, fruity, medicinal, cherry and grape.[1] It is a component of some fragrances and artificial fruit flavors.
Preparation
editA simple and commonly used method for the preparation of ethyl benzoate in the laboratory is the acidic esterification of benzoic acid with ethanol and sulfuric acid as catalyst:[2]
References
edit- ^ Ethyl benzoate, thegoodscentscompany.com
- ^ Arthur Israel Vogel. Rev. by Brian S. Furniss: Vogel’s textbook of practical organic chemistry. 5. Auflage. Longman, Harlow 1989, ISBN 0-582-46236-3, S. 1076