化学与生物工程
化學與生物工程
화학여생물공정
Chemistry & Bioengineering
2015年
10期
42-44
,共3页
离子液体%氯铝酸型离子液体%环己酮乙二醇缩酮%苯甲醛乙二醇缩醛%催化%合成
離子液體%氯鋁痠型離子液體%環己酮乙二醇縮酮%苯甲醛乙二醇縮醛%催化%閤成
리자액체%록려산형리자액체%배기동을이순축동%분갑철을이순축철%최화%합성
ionic liquid%chloroaluminate ionic liquid%cyclohexanone ethylene ketal%benzaldehyde ethylene ac-etal%catalysis%sy nthesis
以氯铝酸型离子液体为催化剂合成了环己酮（苯甲醛）乙二醇缩酮（醛），考察了催化剂用量、酮（醛）醇物质的量比及带水剂用量对反应的影响。确定最优合成条件为：催化剂用量1.0 g、酮（醛）醇物质的量比1∶1.8、带水剂环己烷用量30 mL。通过元素分析、红外光谱、折光率和1 HNMR 对产品进行了物性和结构表征。
以氯鋁痠型離子液體為催化劑閤成瞭環己酮（苯甲醛）乙二醇縮酮（醛），攷察瞭催化劑用量、酮（醛）醇物質的量比及帶水劑用量對反應的影響。確定最優閤成條件為：催化劑用量1.0 g、酮（醛）醇物質的量比1∶1.8、帶水劑環己烷用量30 mL。通過元素分析、紅外光譜、摺光率和1 HNMR 對產品進行瞭物性和結構錶徵。
이록려산형리자액체위최화제합성료배기동（분갑철）을이순축동（철），고찰료최화제용량、동（철）순물질적량비급대수제용량대반응적영향。학정최우합성조건위：최화제용량1.0 g、동（철）순물질적량비1∶1.8、대수제배기완용량30 mL。통과원소분석、홍외광보、절광솔화1 HNMR 대산품진행료물성화결구표정。
Cyclohexanone ethylene ketal and benzaldehyde ethylene acetal were synthesized with chloroalu-minate ionic liquid as catalyst.The effects of catalyst amount,molar ratio of cyclohexanone(benzaldehyde)to ethylene glycol,and water-carrying agent amount on the reaction were investigated.The optimum synthetic con-ditions were obtained as follows:catalyst amount was 1.0 g,the molar ratio of cyclohexanone(benzaldehyde)to ethylene glycol was 1∶1.8,water-carrying agent amount was 30 mL.The physical property and structure of the synthetic product were characterized by elemental analysis,FTIR,refractive index and 1 HNMR.
