Chlorine compounds;2-aminophenols;2-nitrobenzaldehyde;Component approaches;Component synthesis;Condition;Efficient strategy;Gram-scale synthesis;Metal-free conditions;Simple++;Three-component;Transition metals;7 bromodibenzo[b,f][1,4]thiazepin 11 amine;7 chlorodibenzo[b,f][1,4]oxazepin 11 amine;7 chlorodibenzo[b,f][1,4]thiazepin 11 amine;7 methoxydibenzo[b,f][1,4]thiazepin 11 amine;7 methyldibenzo[b,f][1,4]oxazepin 11 amine;7 methyldibenzo[b,f][1,4]thiazepin 11 amine;7,8 dimethyldibenzo[b,f][1,4]oxazepin 11 amine;8 (tert butyl)dibenzo[b,f][1,4]oxazepin 11 amine;8 bromodibenzo[b,f][1,4]oxazepin 11 amine;8 chlorodibenzo[b,f]1,4]oxazepin 11 amine;8 chlorodibenzo[b,f][1,4]thiazepin 11 amine;8 fluorodibenzo[b,f][1,4]oxazepin 11 amine;8 methoxydibenzo[b,f][1,4]oxazepin 11 amine;8 methyldibenzo[ b,f ][1,4]oxazepin 11 amine;8 methyldibenzo[b,f][1,4]thiazepin 11 amine;8 phenyldibenzo[b,f][1,4]oxazepin 11 amine;9 chlorodibenzo[b,f][1,4]thiazepin 11 amine;9 methyldibenzo[b,f][1,4]oxazepin 11 amine;amine;benzo[f]naphthol[2,3 b][1,4]oxazepin 13 amine;dibenzothiazepinamine;dibenzoxazepinamine;dibenzo[b,f][1,4]oxazepin 11 amine;dibenzo[b,f][1,4]thiazepin 11 amine;methyl 11 aminodibenzo[b,f][1,4]oxazepine 8 carboxylate;transition element;unclassified drug;Article;chemical reaction;controlled study;drug synthesis;one pot synthesis;reaction analysis;reaction temperature