Reacción #80475

ord-21fd8035906d4459b94e4244a6df8a84

Condiciones de reacción

Condiciones detalladas
See reaction.notes.procedure_details.

Procedimiento

A solution of 17.5 g, compound (2) and 10 g 4-methylaniline was allowed to stand at room temperature for 12 hours. 22 g yellow solid was obtained after filtering. Recrystallized from ethanol, 19 g (5) was obtained as a white crystal, mp 112°-114° C., yield 83%.

Fuente

DOI: 10.6084/m9.figshare.5104873.v1Patente: US05616604uspto-grants-1997_04