5-Chloro-1-methyl-2,4-dihydro-1H-3,1-benzoxazine-2,4-dione (CAS NO.40707-01-5), its Synonyms are 2H-3,1-Benzoxazine-2,4(1H)-dione,5-chloro-1-methyl- ; 5-Chloro-N-methylisatoic anhydrazide .