Dehydration of 10,10-dimethyl-9-allyl-9,10-dihydro-10-sila-2-azaanthrol-9

Dehydration under various conditions of the tertiary alcohol 10,10-dimethyl-9-allyl-9,10-dihydro-10-sila-2-azaanthrol-9 yielded the following compounds: Z- and E-isomers of 10,10-dimethyl-9-propenyldiene-9,10-dihydro-10-sila-2-azaanthracene; 10,10-dimethyl-9-allyl-9-ethoxy-9,10-dihydro-10-sila-2-azaanthracene; 1,1,3,3-tetramethyl-1,3-di(3′-propenylidenebenzylpyridyl-4′)-disiloxane; 1-methyl-3-(4′-dimethyloxysilylpyridyl-3′)indene. © 1989 Plenum Publishing Corporation.