3-(1,4-Dioxa-spiro[4,5]dec-7-en-8-yl)-5-fluoro-1H-indole → 5-Fluoro-3-{4-[4-(2-methoxy-phenyl)-piperazin-1-yl]cyclohex-1-enyl}-1H-indole

Participants

Reaction Steps

This compound was prepared in the manner described above for intermediate 1c by replacing 1,4-cyclohexanedione monoethylene ketal with 4-[4-(2-methoxy-phenyl)-piperazin-1-yl]-cyclohexanone (1.44 g, 5 mmol). The crude mixture was used in next step without further purification.

Provenance & Evidence