2-氨基-4-氯苯酚的合成研究

提出了以对二氯苯为原料，经硝化，水解和还原三步合成２－氨基－４－氯苯酚的讨了影响反应的因素。产品总收率达７７％。

Raney—Fe催化加氢制备4-氯-2-氨基苯酚

将4-氯-2-硝基苯酚溶于乙醇,置于反应釜中,加入Raney—Fe催化剂,在温度67℃、1.0MPa的氢气压力下,反应110～120分钟,制备4-氯-2-氨基苯酚。

One-pot synthesis of novel pyrrolo-1,4-benzoxazines via a three- component reaction of 2-amino phenols, acetylenic esters and nitrostyrene derivatives

A simple and efficient synthetic protocol has been developed using a one-pot, three-component reaction involving 2-amino phenols, dialkyl acetylene dicarboxylates and nitrostyrene derivatives. Utilizing this protocol, a variety of novel pyrrolo-1,4-benzoxazine derivatives were synthesized in excellent yields.

邻氯六氟甲氧基乙氧基苯胺的合成

新型苯甲酰脲类杀虫剂对易产生抗性的害虫防治效果更佳。其中间体3!氯!4![1,1,2!三氟!2!(三氟甲氧基)乙氧基]苯胺由邻氯对氨基苯酚与全氟甲基乙烯基醚加成制得,本文给出了较为适宜的反应条件,并讨论了溶剂、催化剂及其用量、反应时间对反应的影响。