对比研究了三氯化铕、三氯化镧、三氯化铈和三氯化镨4种镧系盐催化剂化学选择酯化香草醇收率的影响. 结果表明,三氯化镧为最佳催化剂,当n(香草醇)∶ n(酰氯)∶ n(三氯化镧)=1∶ 1∶ 0.005时,辛酸香草醇酯、癸酸香草醇酯及月桂酸香草醇酯的收率可分别达87%、85%和71%.
参考文献
[1] | Zhang L L,Yan L D,Ma L Q,Luo Z D,Cao T B,Zhong J,Yan Z C,Wang L J,Zhao Z G,Zhu S J,Schrader M,Thilo F,Zhu Z M,Tepel M.Circ Res[J],2007,100:1 063 |
[2] | Walpole C S,Wrigglesworth R,Bevan S,Campbell E A,Dray A,James I F,Perkins M N,Reid D J,Winter J.J Med Chem[J]1993,36:2 362 |
[3] | Walker R A,McCleane G J.Neurosci Lett[J],2000,323:78 |
[4] | Tseng W Y,Tsao C F,Ko C C,Huang H T.Autonomic Neurosci:Basic Clin[J],2001,94:25 |
[5] | Han S S,Keum Y S,Seo H J,Chun K S,Lee S S,Surh Y J.Cancer Lett[J],2001,164:119 |
[6] | Yazawa S,Suetome N,Okamoto K,Namiki T J.Jpn Soc Hortic Sci[J],1989,58:601 |
[7] | Ohnuki K,Haramizu S,Oki K,Watanabe T,Yazawa S,Fushiki T.Biosci Biotechnol Biochem[J],2001,65(12):2 735 |
[8] | Kobata K,Todo T,Yazawa S,Iwai K,Watananbe T.J Agric Food Chem[J],1998,46:1 695 |
[9] | YANG Yan(杨艳),DONG Zhen-Xiu(董真秀),HU Hong-Gang(胡宏岗),YU Shi-Chong(俞世冲),WU Qiu-Ye(吴秋业).Chem J Chinese Univ(高等学校化学学报)[J],2007,28:1 311 |
[10] | Elisabetta T,Gianfranco S,Alberto M,Giovanni A.Tetrahedron Lett[J],2005,46:2 193 |
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