Catalytic enantioselective synthesis of naturally occurring butenolides via hetero -allylic alkylation and ring closing metathesis

1. Mao, B.
2. Geurts, K.
3. Fañanás-Mastral, M.
4. Van Zijl, A.W.
5. Fletcher, S.P.
6. Minnaard, A.J.
7. Feringa, B.L.