in acetone to a soln. of n-Bu3SnCl in dry acetone is added dropwise, with const. stirring, a soln. of dithiocarbamate in acetone, mixt. is allowed to stand at room temp. for 1 h and filtered; filtrate is evapd. under reduced pressure to leave behind a viscous liq., vac. distn., elem. anal.;

1: benzyl-methyl-amine With sodium hydroxide in methanol; water T=0°C; 0.333333 h; 2: carbon disulfide in methanol; water T=20°C;