Abstract
Bromination of phenazine N-oxide, and 1-and 2-methoxyphenazine was carried out and 1-methoxy-4-bromo-and 1-bromo-2-methoxy-phenazines were obtained, but bromo derivative of phenazine N-oxide was not formed. Bromination of 1-methoxyphenazine 5-oxide and 2-methoxyphenazine 5-and 10-oxides was also carried out and each of their bromo derivatives was prepared.
