1,2-Benzenediamine, 4-nitro- 1,2-Diamino-4-nitrobenzene 2-Amino-4-nitroaniline 3,4-Diaminonitrobenzene 4-N-o-Pda 4-NO 4-Nitro-1,2-benzenediamine 4-Nitro-1,2-diaminobenzene 4-Nitro-1,2-phenylenediamine 4-Nitro-o-phenylenediamine 4-Nop 4-Nopd 99-56-9 C.I. 76020 NCI-C03941 NSC5378 WLN: ZR BZ DNW o-Phenylenediamine, 4-nitro- p-Nitro-o-phenylenediamine