SEARCH Articles Figures Tables 2- -3-methylpyrazine oxidation 2- Methylpyrazine 1-oxide 2-Amino-5-chloromethyl-3-cyano-6-methylpyrazine 1-oxide 2-Chloromethyl-3-methoxy-5-methylpyrazine 1-oxide 2-Chloromethyl-5-methylpyrazine 2-Methylpyrazine 5- Chloromethyl-2-methylpyrazine 1 -oxide Chloromethyl Chloromethyl oxidation Chloromethylated Chloromethylation Methylpyrazines