This paper has reviewed on chemical synthesis of o-nitrobenzaldehyde from various materials including o-nitrotoluene, o-nitrobenzyl alcohols, o-nitrobenzoic acid, benzaldehyde,o-nitrobenzamide, o-nitrobenzyl bromide and so on. 论文从不同的原料(邻硝基甲苯、邻硝基甲苯醇、邻硝基苯甲酸、邻硝基苯甲酰胺、...