benzoxazine N-methylisatoic anhydride 0 1-methyl-2H-3,1-benzoxazine-2,4(1H)-dione 1-methyl-3,1-benzoxazine-2,4-dione 177.043 177.15680 A 3,1-benzoxazin-1,4-dione having an N-methyl substituent. Beilstein:383957 C9H7NO3 CAS:10328-92-4 CHEBI:59054 Cn1c2ccccc2c(=O)oc1=O InChI=1S/C9H7NO3/c1-10-7-5-3-2-4-6(7)8(11)13-9(10)12/h2-5H,1H3 KJMRWDHBVCNLTQ-UHFFFAOYSA-N Methyl-N-carboxyanthranilic anhydride N-Methyl IA chebi.owl chebi_ontology obi.owl