Methods for preparing carbapenem and penem compounds and new compounds related to the preparation

摘要

Penem and carbapenem compounds having a group of formula -ST are prepared in the presence of salts of group II or III metals of the periodic table from corresponding compounds having thio, sulfinyl, or sulfonyl groups substituted at the position of the group of -ST It is prepared by reacting with TSH (wherein T is a variety of organic groups).