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Communication | Special issue | Vol 76, No. 2, 2008, pp.981-987
Published online, 15th May, 2008
DOI: 10.3987/COM-08-S(N)36
Unexpected Cyclization Reaction of an Overcrowded 2-Phosphinophenylmethanimine Derivative Leading to the Formation of the First Stable 2-Phospha-2H-isoindole Derivative

Norihiro Tokitoh,* Teruyuki Matsumoto, and Takahiro Sasamori

*Institute for Chemical Research, Kyoto University, Gokasho, Uji, Kyoto 611-0011, Japan

Abstract

The reaction of overcrowded 2-phosphinophenylmethanimine derivative 1 bearing a 2,4,6-tri-t-butylphenyl (Mes*) group on the phosphorus atom and a 2,6-diisopropylphenyl (Dip) group on the nitrogen atom with potassium hydride afforded 2-phospha-2H-isoindole 2 along with Mes*H.