Hydrogen bonding in primary aromatic amines

x, 145 leavesThe existence of an intramolecular hydrogen bond in ortho-substituted phenols has been well established. However, the corresponding ortho-substituted anilines do not show the same marked variation in their physical and chemical properties and in 2-nitro-aniline there has been some doubt as to the presence of the expected chelate structure. (First paragraph of summary.