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由ICCP残渣制备环戊醇的研究
Preparation of Cyclopentanol from ICCP residue
【摘要】 以1亚氨基2氰基环戊烷(1Imino2cyanocyclopentane简称ICCP)为原料制备环戊醇,工艺过程简单,易于操作,并且使废弃资源得到充分利用.本文讨论脱除ICCP残渣中杂质的方法以及反应中的影响因素.结果表明:酸的加入量对环戊酮收率影响很大,适宜的酸加入量为ICCP的1.4~1.5倍;以骨架镍为催化剂,加氢制环戊醇过程中,当压力一定时,适宜的反应温度为180℃左右,适宜的催化剂加入量为原料的3%~4%.
【Abstract】 The preparation of cyclopentanol from 1 imino 2 cyanocyclopentane, which is a component of the process residue of hexanedinitrile, was investigated. The method of removal of impurity and influencing factors of reactions was discussed. Addition amount of acid has a significant influence on the yield of cyclopentanone, a proper dosage of acid is 140~150 percent of ICCP by weight. In hydrogenation of cyclopentanone, Rany Ni is used as catalyst and its dosage is 3~5 percent of raw material by weight, at pressure of 2~4 MPa, proper reaction temperature is about 180 ℃. Under the above corditions, the yields of cyclopentanone and cyclopentanol were 62 % and 95 % respectively.
【Key words】 imino 2 cyanocyclopentane; residue; preparation; cyclopentanol;
- 【文献出处】 沈阳化工学院学报 ,JOURNAL OF SHENYANG INSTITUTE OF CHEMICAL TECHNOLGY , 编辑部邮箱 ,1999年01期
- 【分类号】TQ223.1
- 【被引频次】3
- 【下载频次】82