Processes for the preparation of 0-(2-aminobenzo[d]oxazol-5-yl)methyl hydroxylamine for the synthesis of 6,11-bicyclic erythromycin derivative EDP-182
申请人:Xu Guoyou
公开号:US20070207972A1
公开(公告)日:2007-09-06
The present invention relates to processes and intermediates for the preparation of 6-11 bicyclic erythromycin derivative known as EDP-182 (IX-a). In particular, the present invention relates to processes and intermediates for the preparation of O-(2-aminobenzo[d]oxazol-5-yl)methyl hydroxylamine: