| 释义 |
1 [无化]?铌酸 Microsoft Word - 20070626009修改稿.doc 关键词 铌酸 苯甲醛 甲醇 缩合 [gap=785]Keywords Niobic acid, Benzaldehyde, Methanol, Condensation
- 1
Study on Acid Modified Niobic Acid Catalyst for Synthesis of 2, 5 - Dimethyl - 2, 4 - Hexadiene. 酸处理铌酸对合成2,5 -二甲基- 2,4 -己二烯催化作用的研究。 - 2
In this system, the water-washed niobic acid, acid-washed niobic acid and niobic acid for phosphoric acid-treated were studied. 本文分别对直接水洗法、酸水洗法以及磷酸处理铌酸催化剂进行了研究。 - 3
Using niobic acid as catalyst, cyclohexane as dehydrant, benzyl propionate was synthesized based on propionic acid and benzyl alcohol. 摘要以铌作催化剂，环己烷为带水剂，用丙酸和苯甲醇直接合成了丙酸芐酯。
|