organic aromatic compound containing a nitro group ortho to formyl . 2-Nitrobenzaldehyde once was produced as an intermediate in the synthesis of the popular dye Indigo . Read more... Edit at Wikipedia... Other names 2-Nitrobenzaldehyde (IUPAC Name); 2-Nitro-benzaldehyde; o-Nitro-benzaldehyde; O-nitrobenzaldehyde; ortho-nitrobenzaldehyde References Please add any relevant references here. Retrieved from "