| abstract |
A method for preparing methyl methacrylate from methacrolein and methanol; the method comprising contacting a mixture comprising methacrolein, methanol and oxygen with a heterogeneous catalyst comprising a support and a precious metal, wherein the support comprises silicon, and wherein the catalyst comprises 0.1 mol % to 40 mol % titanium and 0.1 mol % to 10 mol % of at least one noble metal. |