Ethyl acetate is a common solvent used industrially for agrochemicals, inks, cosmetics, and adhesives. Although it is extremely flammable, it is not classified as dangerous for the environment. In this reaction, ethyl acetate was used in the extraction of product 18.
Rhodia: Member of the Solvay Group. http://www.solvay.com/en/binaries/Ethyl_acetate_GPS_rev0_June12_RHD-139545.pdf
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University of Michigan Chem 215/216 HH Winter 2014. Nicholas Carducci's Structured Study Group. HTML Project of Callie Chappell, James Lawniczak, Aiman Faruqi, and Ryan Gentil