The benzocarbapenem 1 has been prepared trom ethyl indole-2-acetate by reduction, hydrolysis ol the ester and cyclisation. The methyl substituted carbapenems 12, 13 and 14 have also been prepared. The hydrogenation of ethyl N-BOC-indole-2-proparioate 5 is diastereoselective.
所述benzocarbapenem 1已经准备TROM乙基还原
吲哚-
2-乙酸酯,
水解醇酯和环化。甲基取代的碳青霉烯12,13和14也已制备。乙基组成的氢化Ñ -BOC-
吲哚-2- proparioate 5是非对映选择性。