sodium hydroxide; p-C16H33NMe3Br in water; benzene T=40°C; 8 h;

scandium tris(trifluoromethanesulfonate) in tetrahydrofuran T=0 - 100°C; Meinwald rearrangement-Fischer indolisation; Molecular sieveAce pressure tube;

/BRN= 181785/;