Arndt-Eistert reaction, modified

Anthracene, cyanation, 50, 55 Arndt-Eistert reaction, modified, 50, 77... 

The method described here represents a modified Arndt-Eistert reaction as developed by Newman and Beal.7 This modification gives results that are more reproducible than those of the original Arndt-Eistert reaction and, in general, allows the rearrangement to be carried out successfully on larger-scale runs. The use of triethylamine in the formation of diazo ketones makes possible the use of only one equivalent of diazomethane.8... 

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