Darstellung und Eigenschaften von Diacetylbis(methylimin) / Synthesis and Properties of Biacetylbis(methylimine)

Biacetylbis(methylimine) (1) is obtained by formic acid catalyzed condensation of biacetyl and methylamine. Photoelectron- and UV spectra, H NMR and ¹³C NMR data are compared with those of the new compound biacetylbis(isopropylimine) (2) and glyoxalbis(isopropylimine) (3).