Studies on the reactivity of cephalosporins. 6. Ozonolysis of Δ2-cephem derivatives as a new entry to highly functionalized 2-oxoazetidine and 2-oxoazetidine-4-sulfenic acid derivatives
作者:Maurizio Botta、Marcello Crucianelli、Raffaele Saladino、Cristina Mozzetti、Rosario Nicoletti
DOI:10.1016/0040-4020(96)00555-8
日期:1996.7
The ozonolysis of Δ2-cephem derivatives 1, 2, and 3, to obtain highly functionalized 2-oxoazetidine and 2-oxoazetidine-4-sulfenic acid derivatives is described. An efficient and selective synthesis of the oxapenem derivative 16 is also reported.
的臭氧分解Δ 2 -cephem衍生物1,2,和3,为了获得高度官能化2-氧氮杂环丁烷和2-氧氮杂环丁烷-4-次磺酸衍生物进行说明。还报道了奥沙培南衍生物16的有效和选择性的合成。