4-Phenylpiperidin-4-ol → 4-Chloro-7-[1-(tert-butoxycarbonyl)-5-(4-hydroxy-4-phenylpiperidinomethyl)indol-2-yl]isoindolinone

Participants

Reaction Steps

In a similar manner to Step 1 of Example 56, 4-chloro-7-[1-(tert-butoxycarbonyl)-5-formylindol-2-yl]isoindolinone (20.0 mg, 0.0487 mmol) was dissolved in dichloromethane (0.5 mL). The solution was treated with 4-hydroxy-4-phenylpiperidine (35 mg, 0.20 mmol) and sodium triacetoxyborohydride (32 mg, 0.15 mmol) to obtain 4-chloro-7-[1-(tert-butoxycarbonyl)-5-(4-hydroxy-4-phenylpiperidinomethyl)indol-2-yl]isoindolinone.

Provenance & Evidence