Keywords: Liebig oxamid synthese erste organokat Reaktion.png en wikipedia 2011 August 28 Liebig's oxamid synthesis first organocat rct en wikipedia Ronhjones CommonsHelper 2007-05-25 Mike Kotke wikipedia en Mike Kotke Original upload log page en wikipedia Liebig_oxamid_synthese_erste_organokat_Reaktion png 2007-05-31 12 12 Minestrone Soup 752×349× 7235 bytes <nowiki>Replacement higher resolution slight tweak </nowiki> 2007-05-25 17 44 Mike Kotke 158×52× 1688 bytes <nowiki>Liebig's oxamid synthesis first organocat rct </nowiki> Organocatalysis |