potassium permanganate; sodium in ammonia redn. with 2 equival. Na in liq. NH3, oxidn. with KMnO4;; 5percent p-carborane, 88percent m-carborane, 7percent 2-, 4-, 5-, 9-I-m-carborane (further product: 5-I-m-carborane);;

t-BuONa; Pd(dba)2; PBu(t)3*HBF4 in 1,4-dioxane under Ar atm. 2-iodo-p-carborane, carbazole, t-BuONa, Pd(dba)2 and PBu(t)3*HBF4 in dioxane were heated at 100°C for 48 h; react. mixt. was diluted with Et2O, filtered through silica, flash chromy.; elem. anal.;

sodium in ammonia 2 equivalents Na;;

potassium permanganate; sodium in ammonia redn. with 2 equival. Na in liq. NH3, oxidn. with KMnO4;; 5percent p-carborane, 88percent m-carborane, 7percent 2-, 4-, 5-, 9-I-m-carborane (further product: 5-I-m-carborane);;