【摘要】 总结了不同原料合成对氨基苯甲酸的研究进展,讨论了各种方法的优缺点。着重讨论了以对硝基苯甲酸为原料合成对氨基苯甲酸的方法。更多还原

【Abstract】 The progress of research in synthesis of p-aminobenzoic acid from differenrt material is presented. The advantages and disadvantages of various synthesis of methods are discussed economically and technologically. The synthesis of method from p-nitrobenzoic acid is discussed emphatically.更多还原