1-14-00-00363 (Beilstein Handbook Reference) 4(Nitrosomethylamino)benzaldehyd [German] 4-(N-Nitrosomethylamino)benzaldehyde 4-Formyl-N-methyl-N-nitrosoaniline 7431-19-8 BRN 0908576 Benzaldehyde, 4-(N-nitrosomethylamino)- N-Nitroso-4-methylaminobenzaldehyde