C6H10; water; methyl iodide in tetrahydrofuran addn. of cyclohexene to (Ph3Pb)2CHLi in THF (N2), refluxed (65°C, 5 h), cooled to -50°C, addn. of CH3I, allowed to warm to room temp., addn. of water; extn. with CHCl3, org. layers washed with water, dried (Na2SO4), evapn., addn. of acetone, Ph4Pb filtered off, evapn., chromy. (Al2O3, benzine);

C6H10; water; methyl iodide in tetrahydrofuran addn. of cyclohexene to (Ph3Pb)2CHLi in THF (N2), refluxed (65°C, 5 h), cooled to -50°C, addn. of CH3I, allowed to warm to room temp., addn. of water; extn. with CHCl3, org. layers washed with water, dried (Na2SO4), evapn., addn. of acetone, Ph4Pb filtered off, evapn., chromy. (Al2O3, benzine);

in tetrahydrofuran addn. of equimolar amt. of PhLi to (Ph3Pb)2CHBr in THF (N2, -60°C), stirred (5 min); not isolated;

in tetrahydrofuran byproducts: tetraphenylplumbane; addn. of 2 molequiv PhLi to (Ph3Pb)3CH in THF (N2, -60°C), warmed to 0°C (pptn. of Ph4Pb); not isolated;