Stereoselective Synthesis of (−)-Chloramphenicol, (＋)-Thiamphenicol and (＋)-Sphinganine via Chiral Tricyclic Iminolactone†

Qiong Li, Hongbo Zhang, Chenguang Li, and Pengfei Xu*

https:// doi: 10.1002/cjoc.201201093