IT has recently been reported 1 that β-acetylacrylic acid and its (ethyl) ester are rather poisonous to mice, about 1 mgm. given subcutaneously to a 25-gm. mouse being lethal. There was also an ...

and two carbon atoms in the parent alcohol (ethanol). This ester is called ethyl butanoate. The names and structures of some other esters are shown below.