other Radiation; decompn. in soln. under light;

bis(trimethylsilyl)diazomethane in hexane byproducts: In; Irradiation (UV/VIS); Ar atmosphere;

in pentane byproducts: In; Ar atmosphere, In compound/ dibenzoylmethane molar ratio 1:1, addn. of soln. of dibenzoylmethane to soln. of indium compound at -90°C, slow warming to room temp.; filtration, concn., crystn. (-50°C);

in diethyl ether InBr3 is dissolved in Et2O, at 0°C is added LiCH(SiMe3)2 in Et2O, the soln. is heated under reflux for 2.5 h, (under exclusion of light).; distn. of solvent under vac., to the residue is added pentane, filtn., drying of filtrate, sublimation of product (1E-4 Torr, oil bath temp. of 100°C);

in diethyl ether; pentane byproducts: LiBr; To a suspension of In2Br4*2TMEDA in pentane at -60°C is added slowly LiCH(SiMe3)2 in Et2O, warming up over 1 h to room temp., mixture is stirred for 45 min.; distn. of solvent, to the residue is added pentane, filtn., orange-red soln. is obtained, crystn. of diindane by cooling of this soln. to -30°C, second indane-compound is obtained by sublimation under vac.;