CH3COOH in tetrahydrofuran byproducts: CO; Stirring of THF soln. of starting materials with CH3COOH (3 days, room temp., N2 or Ar).; Evolution of CO obsd. (gas chromy.), IR identification of dimer anion in soln. Filtn. of soln. affords org. compd.;

in tetrahydrofuran byproducts: CO; Stirring of THF soln. of starting materials with CH3COOH (3 days, room temp., N2 or Ar).; Evolution of CO obsd. (gas chromy.), IR identification of dimer anion in soln. Filtn. of soln. affords org. compd.;