lithium hexamethyldisilazane in tetrahydrofuran T=25°C; ΔHdep; Thermodynamic data;

T=120°C; 2 h;

in tetrachloromethane byproducts: benzene, n-C4H9OH, C3H7COOC4H9; sealed evacuated H-shaped ampuls; react. of Ph3BiCl2 and Li-compd. in CCl4 at 20°C (34 h); transcondensation of lig. products with cooling (liq. N2) into a limb of the ampul, hydrolyzation of solid residue by aq. THF, codensation of alcohol into a trap (liq. N2), treatement of solid residue (hexane, water); detn. of lig. products by GLC anal.;

in tetrachloromethane T=20°C; 34 h; in the end the hydronysis by 15percent aqueous THF; Product distribution;

2,2,6,6-tetramethylpiperidinyl-lithium in tetrahydrofuran T=-78°C; 2 h; other arenesulfonyl derivatives, other temperatures; Mechanism;

2,2,6,6-tetramethylpiperidinyl-lithium in tetrahydrofuran; hexane T=-78°C; 2 h; other arenesulfonyl derivatives, other temperatures; Mechanism;

2,2,6,6-tetramethylpiperidinyl-lithium; water 1.) THF, -78 deg C, 2 h, 2.) THF, 25 deg C; Yield given. Multistep reaction. Yields of byproduct given;

2,2,6,6-tetramethylpiperidinyl-lithium; water; ammonium chloride 1.) THF, hexane, -78 deg C, 2 h, 2.) THF, hexane, 25 deg C; Yield given. Multistep reaction;

2,2,6,6-tetramethylpiperidinyl-lithium in tetrahydrofuran; hexane T=-78°C; 2 h; other arenesulfonyl derivatives, other temperatures; Mechanism;

2,2,6,6-tetramethylpiperidinyl-lithium; water; ammonium chloride 1.) THF, hexane, -78 deg C, 2 h, 2.) THF, hexane, 25 deg C; Yield given. Multistep reaction;