1: 1.1.1-Trimethyl-3.3-diphenyl-3-chlor-disiloxan With lithium in tetrahydrofuran; diethyl ether; pentane T=-110°C; Metallation; 4 h; 2: chloro-trimethyl-silane in tetrahydrofuran; diethyl ether; pentane T=20°C; Substitution; 24 h;

1: 1.1.1-Trimethyl-3.3-diphenyl-3-chlor-disiloxan With lithium in tetrahydrofuran T=-78°C; Metallation; self-condensation; 3 h; 2: chloro-trimethyl-silane in tetrahydrofuran T=20°C; Substitution; 24 h; Further byproducts given;

1: 1.1.1-Trimethyl-3.3-diphenyl-3-chlor-disiloxan With lithium in tetrahydrofuran; diethyl ether; pentane T=-110°C; Metallation; 4 h; 2: chloro-trimethyl-silane in tetrahydrofuran; diethyl ether; pentane T=20°C; Substitution; 24 h;

1: 1.1.1-Trimethyl-3.3-diphenyl-3-chlor-disiloxan With lithium in tetrahydrofuran; diethyl ether; pentane T=-110°C; 4 h; 2: dimethylmono-chlorosilane in tetrahydrofuran; diethyl ether; pentane T=-110 - 20°C; 24.5 h;

lithium in tetrahydrofuran T=-78°C; Substitution; 3 h; Further byproducts given;

lithium in tetrahydrofuran T=-78°C; Substitution; addition; 24 h; title comp.:ClSiMe3 ratio 1:10; Product distribution;