6-Bromo-2-methyl-4H-3,1-benzoxazin-4-one , its cas register number is 19165-25-4. It also can be called 6-Bromo-2-methyl-4H-benzo[d][1,3]oxazin-4-one ; 4H-3,1-Benzoxazin-4-one,6-bromo-2-methyl- .