Keywords: Butyric-anhydride-3D-balls.png Ball-and-stick model of the butyric anhydride molecule also known as butanoic anhydride the anhydride of butyric acid Derived from File Acetic-anhydride-3D-balls png and File Diethyl-ether-3D-balls png 2011-01-15 Jynto and Ben Mills Carboxylic anhydrides Images by Jynto Ball-and-stick models |