Reacción #50637

ord-ce7b2c4cccf04c1c9483a6157345c6e0

Disolventes

Condiciones de reacción

Condiciones detalladas
See reaction.notes.procedure_details.

Procedimiento

Method J (but using potassium hydrogencarbonate); Starting materials: 2,3-dihydro-8-hydroxy-7-methoxy-cyclopenta[c][1]benzopyran-4(1H)-one (example 109) and 3-chloro-1-propanol; yield 58%; fusion point 213°-215° C. (from isopropanol).

Fuente

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