water in hexane stirring (20°C, 4 h), hydrolysis; drying and fractional distn. of org. layer;

oxygen in benzene byproducts: Et3GeCl, (Et3Ge)2O; mixing the compds. in benzene in an evacuated glass ampul, opening the ampul to the air, occasional shaking (24 h); separating from metallic Hg, vac. distn.; identification by gas-liqiud chromy.;

oxalyl dichloride; dimethyl sulfoxide; triethylamine in dichloromethane under Ar, addn. of DMSO in CH2Cl2 to oxalyl chloride in CH2Cl2 at -50 - -60°C, stirring for 2 min, addn. of the germane in CH2Cl2 during 5 min, stirring for 15 min, addn. of NEt3, allowed to warm to room temp. after 5 min, stirring for 3 h; quenching the react. with H2O, sepn. of the org. layer, extn. the aq. layer (CH2Cl2), combined extracts washed (H2O and satd. aq. NaCl), dried (MgSO4), concg., column. chromy (silica gel, hexane-ethyl acetate 50:1);

in methanol at room temp. 2 days, under Ar; evapn. of solvent, purified by chromy. (SiO2, hexane/ether), identified by GC-MS and NMR;

copper(I) iodide in not given

in methanol at 50°C 6 h, under Ar;

in benzene-d6 byproducts: Et3GeCH2Ph, Et3GeGeEt3, Et3GePh; Irradiation (UV/VIS); a soln. of Et3GeCOPh in C6D6 was irradiated with a full light of a super high pressure Hg lamp (1 kW) in the presence of PhCH2Cl; small amountsof PhCl, PhCOCl, and PhCH2CH2Ph were detected in a reaction mixt.; GC/MS and (1)H NMR (including (1)H CIDNP effects) study;

in benzene-d6 byproducts: Et3GeCH2Ph, Et3GeGeEt3, Et3GePh; Irradiation (UV/VIS); a soln. of Et3GeCOPh in C6D6 was irradiated with a full light of a super high pressure Hg lamp (1 kW) in the presence of PhCH2Cl; small amountsof PhCl, PhCOCl, and PhCH2CH2Ph were detected in a reaction mixt.; GC/MS and (1)H NMR (including (1)H CIDNP effects) study;

in N,N,N',N',N'',N''-hexamethylphosphoric triamide 20°C; monitored by ESR-spectroscopy;

in N,N,N',N',N'',N''-hexamethylphosphoric triamide 20°C;