hydrogenchloride; N-methyl-2-indolinone; (S,S)-Jacobsen’s catalyst; 4-MeO-PBA 1.) CH2Cl2, -78 deg C, 4 h, 2.) MeOH; Yield given. Multistep reaction;

sodium hypochlorite; 4-phenylpyridine-N-oxide; phosphate buffer; 5,5'-MeO-substituted (R,R)-(salen)Mn(III) in dichloromethane T=0°C; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

1: 70 percent Spectr. / singlet O2, tetraphenylporphine / CCl4 / 0 °C / Irradiation 2: NaBH3CN / methanol; CCl4 / 0 °C View Scheme