Keywords: Phenylpropiolic-acid-3D-balls.png Ball-and-stick model of the phenylpropiolic acid molecule an unsaturated carboxylic acid Derived from File Acetylenedicarboxylic-acid-3D-balls png and File Benzene-aromatic-3D-balls png 2010-08-30 Ben Mills and Jynto Carboxylic acids Alkyne derivatives Phenyl compounds |