Tetrahedron Letters p. 1951 - 1954 (1989)
Update date:2022-08-16
Topics:
Cartier, Dominique
Ouahrani, Mohamed
Levy, Jean
The oxindolic methylketone 7 was cyclized in one step to the hexacyclic ketolactam 9 with acid. (+/-)-Aspidofractinine 23 was prepared by sequential reduction of 9.The model oxindolic methylketone 11, when reacted with acid, gave compounds 12 and 17a.b.
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Doi:10.1016/S0040-4020(01)00482-3
(2001)Doi:10.1023/B:RUGC.0000045861.31805.e0
(2004)Doi:10.1021/ja01106a507
(1953)Doi:10.1039/b616475g
(2007)Doi:10.1016/j.tet.2003.10.004
(2003)Doi:10.1016/0040-4020(96)00794-6
(1996)
