| abstract |
The present invention relates to certain compounds and to methods for the preparation of certain compounds that can be used in the fields of chemistry and medicine. Specifically, described herein are methods for the preparation of various compounds and intermediates, and the compound and intermediates themselves. More specifically, described herein are methods for synthesizing Salinosporamide A and its analogs from a compound of formula (v). WO 2007/117591 PCTJUS2007/008562 Q) zzr |