|
OALib Journal期刊
ISSN: 2333-9721
费用：99美元
|
|
|
|
2,2,6,6-四甲基哌啶-1-氧自由基促进的钒基催化剂催化苯直接氧化制苯酚
DOI: 10.1016/S1872-2067(10)60254-9, PP. 1446-1451
Keywords: 2,2,6,6-四甲基哌啶-1-氧自由基,钒,苯,羟基化,分子氧,苯酚
Abstract:
？以钒基化合物为催化剂,在TEMPO(2,2,6,6-四甲基哌啶-1-氧自由基)存在下,能形成快速催化分子氧氧化苯制苯酚的催化体系.在反应过程中,由类似芬顿试剂反应过程生成的羟基自由基亲核进攻苯环,形成羟基环己二烯自由基;该羟基氢可在TEMPO存在的催化体系中消除,同时苯环氢可立即转移至氧原子而生成苯酚.在以[(CH3)4N]4-PMo11VO40为催化剂的体系中,反应1h苯酚收率可从不加TEMPO时的1.2%提高到8.4%;而以V-AlPO5为催化剂时,苯酚收率可从不加TEMPO时的5.0%提高到9.5%,且选择性均较高.
| [1] | chmidt R J. Appl Catal A, 2005, 280: 89
|
| [2] | ubacka A, Wang Z, Sulikowski B, Corberán V C. J Catal, 2007, 250: 184
|
| [3] | iwa S, Eswaramoorthy M, Nair J, Raj A, Itoh N, Shoji H, Namba T, Mizukami F. Science, 2002, 295: 105
|
| [4] | unai A, Hata S, Ito S, Sasaki K. J Org Chem, 1986, 51: 3471
|
| [5] | aufer W, Hoelderich W F. Chem Commun, 2002: 1684
|
| [6] | akata K, Yamaguchi S, Nishiyama S, Tsuruya S. J Mol Catal A, 2005, 225: 125
|
| [7] | u Y, Zhao X, Zhang G, Ding H, Shan Y. Appl Catal A, 2007, 328: 150
|
| [8] | Wang X, Guo Y, Zhang X, Wang Y, Liu H, Wang J, Qiu J, Yeung K. Catal Today, 2010, 156: 288
|
| [9] | Guo Y, Zhang X, Zou H, Liu H, Wang J, Yeung K L. Chem Commun, 2009: 5898
|
| [10] | Liu Y, Murata K, Inaba M. Catal Commun, 2005, 6: 679
|
| [11] | Shinachi S, Matsushita M, Yamaguchi K, Mizuno N. J Catal, 2005, 233: 81
|
| [12] | Gao X, Lv X, Xu J. Kinet Catal, 2010, 51: 394
|
| [13] | Ben-Daniel R, Alsters P, Neumann R. J Org Chem, 2001, 66: 8650
|
| [14] | Chen J, Gao S, Xu J. Catal Commun, 2008, 9: 728
|
| [15] | Walling C. Acc Chem Res, 1975, 8: 125
|
| [16] | Dijksman A, Arends I W C E, Sheldon R A. Org Biomol Chem, 2003, 1: 3232
|
| [17] | unai A, Kitano T, Kuroda Y, Jiang L, Sasaki K. Catal Lett, 1990, 4: 139
|
| [18] | ayyar M H, Wakeman R J. Chem Eng Res Des, 2008, 86: 517
|
| [19] | Yamaguchi S, Sumimoto S, Ichihashi Y, Nishiyama S, Tsuruya S. Ind Eng Chem Res, 2005, 44: 1
|
| [20] | Tani M, Sakamoto T, Mita S, Sakaguchi S, Ishii Y. Angew Chem Int Ed, 2005, 44: 2586
|
| [21] | Ge H, Leng Y, Zhou C, Wang J. Catal Lett, 2008, 124: 324
|
| [22] | Sakamoto T, Takagaki T, Sakakura A, Obora Y, Sakaguchi S, Ishii Y. J Mol Catal A, 2008, 288: 19
|
| [23] | Miyahara T, Kanzaki H, Hamada R, Kuroiwa S, Nishiyama S, Tsuruya S. J Mol Catal A, 2001, 176: 141
|
| [24] | Masumoto Y, Hamada R, Yokota K, Nishiyama S, Tsuruya S. J Mol Catal A, 2005, 184: 215
|
Full-Text
|
|
Contact Us
service@oalib.com QQ:3279437679 
WhatsApp +8615387084133
|
|
