location: Current position: Home >> Scientific Research >> Paper Publications

催化加氢法合成2,2′二氯亚肼苯

Hits:

Indexed by:期刊论文

Date of Publication:2005-06-30

Journal:精细石油化工

Included Journals:Scopus、PKU、CSCD

Volume:0

Issue:3

Page Number:50-52

ISSN No.:1003-9384

Key Words:邻硝基氯苯;2,2′-二氯亚肼苯;催化加氢

Abstract:以甲苯为溶剂,w(Pd)=0.8%的Pd/C为催化剂,NQON为助剂,在碱性条件下,对邻氯硝基苯选择性加氢还原制备2,2′-二氯亚肼苯(DHB)进行了研究.较佳的反应条件为:w(NaOH)=20%,反应温度65℃,十二烷基苯磺酸钠用量0.4 g,0.8%Pd/C用量1.2 g,助剂用量0.08 g,产物质量分数大于95%.

Pre One:Pd/C催化加氢法合成3,3′-二氯联苯胺

Next One:催化加氢法制备3-氯-2-甲基苯胺