ALTHOUGH a paper by Wieland and Franke in 1928 1 described the induced oxidation of several hydroxy-acids in the presence of oxidizing ferrous iron, citric acid was not specifically mentioned, and ...

NON-enzymatic decarboxylation of α-amino-acids was tried many years ago by heating them above 200° C., often dissolved or dispersed in an inert solvent too. As the reactions are always exotherm ...