
%0 Journal Article
%A Evans, NA 
%T Synthesis of some 9-(Indol-3'-yl)xanthene derivatives
%J Australian Journal of Chemistry
%D 1974/03/01
%V 27
%N 3
%P 675-678
%K 
%R https://doi.org/10.1071/CH9740675
%U https://www.publish.csiro.au/paper/CH9740675 
%X 9,9-Dichloroxanthene reacts with 1-substituted, 2-substituted and 1,2-disubstituted indoles to yield blue solids which are converted into 9-(indol-3'-y1)xanthenes by water or by sodium ethoxide in ethanol. With a 3-substituted indole, reaction occurs at the 2-position. 
