Mitsunobu Reaction

From: russ (tupiloking_at_hotmail.com)
Date: 01/30/05 

Date: 29 Jan 2005 22:42:53 -0800

Does anyone know if the Mitsunobu reaction:

ArOH + ROH + PPh3 + iPrO2C-N=N-CO2iPr -> ArOR + Ph3PO +
iPrO2C-NHNH-CO2iPr

is inhibited or the yield reduced by BHT in ether? I am aware of
reports of ESR spectra from the reacting mixture, but this is an area I
know little about.