sodium hydride 1.) THF, 0 deg C, 30 min, 2.) RT, 1 h; Yield given. Multistep reaction;

3 A molecular sieve; Candida antarctica lipase fraction B; triethylamine; {RuCl(μ-Cl)(η6-p-mesitylene)}2 in acetone T=35°C; 72 h;

3 A molecular sieve; Candida antarctica lipase fraction B; triethylamine; {RuCl(μ-Cl)(η6-p-mesitylene)}2 in acetone T=35°C; 72 h; Product distribution; Further Variations:Solvents;