Reacción #50587

ord-d60a35bd97fd4ef6ac58e78b0a9da410

Disolventes

Condiciones de reacción

Condiciones detalladas
See reaction.notes.procedure_details.

Tratamiento posterior

  1. 1
    OtroMethod A (26 h at 60° C.)

Procedimiento

Method A (26 h at 60° C.); starting materials: 6-(3-chloropropoxy)-7-ethoxy-2H-1-benzopyran-2-one (see example 70) and 1-phenylpiperazine; yield 57%; fusion point 151° to 153° (from methanol and ethanol). Fumarate: method E; yield 78%; fusion point 170° to 173° C. (from ethanol).

Fuente

DOI: 10.6084/m9.figshare.5104873.v1Patente: US05428038uspto-grants-1995_06