Progress towards a practical total synthesis of Calabar alkaloids: total synthesis of (-)-esermethole and (-)-physovenol methyl ether from (3S)-1,3-dimethyl-3-carboxymethyl-5-methoxyoxindoleQIAN-SHENG YU; WEI-MING LUO; YI-QUN LI et al.Heterocycles (Sendai). 1993, Vol 36, Num 6, pp 1279-1285, issn 0385-5414Article

(S)-1,3-dimethyl-3-hydroxy-5-methoxyoxindole: by-product in the synthesis of physostigmineQIAN-SHENG YU; YI-QUN LI; WEI-MING LUO et al.Heterocycles (Sendai). 1993, Vol 36, Num 8, pp 1791-1794, issn 0385-5414Article