Mori, Miwako Kozawa, Yuji Nishida, Mayumi Kanamaru, Makiko Onozuka, Kiyoko Takimoto, Masanori Synthesis of Carbapenam Skeletons Using a Ruthenium-Catalyzed Cyclization Carbapenam is a very important skeleton of β-lactam antibiotics, and it has a highly strained structure. When enynes <b>9</b> were treated with RuH<sub>2</sub>CO(PPh<sub>3</sub>)<sub>3</sub> (10 mol %) in toluene upon heating, carbapenams<b> 10</b> were obtained in good yields. RuH;antibiotic;skeleton;Cyclization;yield;Carbapenam Skeletons;enynes 9;toluene;Synthesi;CO;carbapenams 10;mol;lactam;heating 2000-09-13
    https://acs.figshare.com/articles/journal_contribution/Synthesis_of_Carbapenam_Skeletons_Using_a_Ruthenium-Catalyzed_Cyclization/3737253
10.1021/ol006510f.s001