Figure 1.
Typical natural deep eutectic solvents. Container 1, Sucrose; Container 2, Fructose; Container 3, Glucose; Container 4, Malic acid; Container 5, Sucrose: Fructose: Glucose (1:1:1, molar ratio); Container 6, Sucrose: Malic acid (1:1, molar ratio). The synthesized deep eutectic solvents (container 5 and 6) are liquid in form. Reprinted with permission from [49]. Copyright 2003 American Pharmaceutical Association.