反应详情

Scheme 6 illustrates the synthesis of N-ethyl phenazine 1-hydroxybutyl methyl ether. The phenazine ether (21) is prepared by the alkylation of the 1-hydroxyphenazine (1) with 4-methoxybutylbromide (Aldrich Chemical Company, USA) to give phenazine derivative (21). N-ethyl phenazine (22) is prepared by reaction of compound (21) with diethyl sulfate in the presence of potassium carbonate.