Anti Aldol reactions of α-alkoxymethyl ketones: Application to the total synthesis of (+)-restricticin
作者:Ian Paterson、Thorsten Nowak
DOI:10.1016/0040-4039(96)01879-5
日期:1996.11
The antifungal agent (+)-restricticin (1) was prepared in 12 steps from ketone (S)-8. The key steps are (i) the boron-mediated anti aldolreaction of (S)-8 with 9 to give 13 and (ii) the cyclisation reaction 4 → 15.