SEARCH Articles Figures Tables 2-Methoxy-3 -methylpyrazine 2-Methoxy-3-methylpyrazines 2-Methylpyrazine 5-Methoxycarbonyl-3- 6- Methoxy-2- - -iodid Methoxycarbonylation Methoxycarbonylations Methylmagnesium Methylmagnesium iodide Methylpyrazines