Methods involving intramolecular homolytic addition or intramolecular SH2 processes in suitably constituted radicals provide convenient routes to bi- and tri-cyclic systems containing the azetidinone moiety.
涉及在适当构成的基团中进行分子内均溶加成或分子内S H 2处理的方法提供了通往含有氮杂
环丁酮部分的双环和
三环系统的便利途径。