Citation: YE Yong-Wei, WANG Xi, ZHENG Wan-Fang, LI Mei-Chao, MA Chun-An. Electrooxidation Reaction of 3-Bromobenzoic Acid on Pt Electrode[J]. Acta Physico-Chimica Sinica, 2013, 29(03): 553-558. doi: 10.3866/PKU.WHXB201301101
间溴苯甲酸在Pt电极上的电氧化反应
采用循环伏安法和原位傅里叶变换红外(FTIR)光谱法研究了碱性介质中间溴苯甲酸(3-BBA)在Pt 电极上的电化学氧化反应. 3-BBA 在Pt 电极上有良好的电化学活性. 在较低的氧化电位作用下(1000 mV), 3-BBA自由基负离子先在Pt 电极上失去一个电子, 生成对应的自由基, 继而发生脱羧反应生成溴苯自由基阳离子和二氧化碳. 随着电位的正移, 吸附在电极表面的羟基自由基进攻溴苯阳离子, 发生脱溴反应, 生成苯酚. 随着电位的升高, 苯酚继续氧化生成苯二酚以及苯醌等, 部分苯环还可经开环得到马来酸和富马酸.
-
关键词:
-
间溴苯甲酸
- / 原位傅里叶变换红外光谱法
- / 电氧化
- / 脱羧反应
- / 脱溴反应
English
Electrooxidation Reaction of 3-Bromobenzoic Acid on Pt Electrode
Electrochemical oxidation of 3-bromobenzoic acid (3-BBA) on a Pt electrode in alkali solution was studied by cyclic voltammetry and in situ Fourier transform infrared (FTIR) spectroscopy. The Pt electrode exhibited od performance for the electrooxidation of 3-BBA. At low oxidation potential (1000 mV), one electron was removed from the 3-BBA radical anion and the corresponding free radical was generated. A Bbromobenzene free radical cation and carbon dioxide were obtained after decarboxylation. The bromobenzene cation was then attacked by the hydroxyl radical, which was adsorbed on the anode, and the bromobenzene cation intermediate product was debrominated to form phenol. When the potential shifted to more positive values, phenol was electrooxided to produce dihydroxybenzene and benzoquinone. Maleic acid and fumaric acid were also detected as the reaction products of the ring-opening reaction.
-
-
[1]
(1) Scialdone, O.; Guarisco, C.; Galia, A.; Lo, C. C.; Bunce, N. J.;Konstantinov, A. D. J. Electroanal. Chem. 2010, 641, 14.doi: 10.1016/j.jelechem.2010.01.018
(1) Scialdone, O.; Guarisco, C.; Galia, A.; Lo, C. C.; Bunce, N. J.;Konstantinov, A. D. J. Electroanal. Chem. 2010, 641, 14.doi: 10.1016/j.jelechem.2010.01.018
-
[2]
(2) Ma, C. A.; Li, M. C.; Liu, Y. N.; Xu, Y. H. Electrochim. Acta2010, 55, 3171. doi: 10.1016/j.electacta.2009.12.086(2) Ma, C. A.; Li, M. C.; Liu, Y. N.; Xu, Y. H. Electrochim. Acta2010, 55, 3171. doi: 10.1016/j.electacta.2009.12.086
-
[3]
(3) Konstantinov, A.; Bejan, D.; Bunce, N.; Chittim, B.; McCrindle,R.; Potter, D.; Tashiro, C. J. Chemosphere 2008, 72, 1159.doi: 10.1016/j.chemosphere.2008.03.046(3) Konstantinov, A.; Bejan, D.; Bunce, N.; Chittim, B.; McCrindle,R.; Potter, D.; Tashiro, C. J. Chemosphere 2008, 72, 1159.doi: 10.1016/j.chemosphere.2008.03.046
-
[4]
(4) Pera-Titus, M.; García-Molina, V.; Baños, M. A.; Giménez, J.;Esplugas, S. Appl. Catal. B: Environ. 2004, 47 (4), 219. doi: 10.1016/j.apcatb.2003.09.010(4) Pera-Titus, M.; García-Molina, V.; Baños, M. A.; Giménez, J.;Esplugas, S. Appl. Catal. B: Environ. 2004, 47 (4), 219. doi: 10.1016/j.apcatb.2003.09.010
-
[5]
(5) Chen, G.;Wang, Z. Y.; Xia, D. G. Electrochem. Commun. 2004,6, 268. doi: 10.1016/j.elecom.2003.12.011(5) Chen, G.;Wang, Z. Y.; Xia, D. G. Electrochem. Commun. 2004,6, 268. doi: 10.1016/j.elecom.2003.12.011
-
[6]
(6) Benedict, R. T.; Stapleton, H. M.; Letcher, R. J.; Mitchelmore,C. I. Chemosphere 2007, 69 (6), 987. doi: 10.1016/j.chemosphere.2007.05.010(6) Benedict, R. T.; Stapleton, H. M.; Letcher, R. J.; Mitchelmore,C. I. Chemosphere 2007, 69 (6), 987. doi: 10.1016/j.chemosphere.2007.05.010
-
[7]
(7) Zhu, Y. H.; Xu, Y. H.; Ma, H.; Zhao, F. M.; Ma, C. A. ActaPhys. -Chim. Sin. 2009, 25 (6), 1190. [朱英红, 徐颖华,马昊, 赵峰鸣, 马淳安. 物理化学学报, 2009, 25 (6), 1190.]doi: 10.3866/PKU.WHXB20090625(7) Zhu, Y. H.; Xu, Y. H.; Ma, H.; Zhao, F. M.; Ma, C. A. ActaPhys. -Chim. Sin. 2009, 25 (6), 1190. [朱英红, 徐颖华,马昊, 赵峰鸣, 马淳安. 物理化学学报, 2009, 25 (6), 1190.]doi: 10.3866/PKU.WHXB20090625
-
[8]
(8) Zheng, L.; Zhu, C. Z.; Xu, Y.; Lu, X.; Hou, H. Q. Resarch ofEnvironmental Sciences 2004, 17 (6), 54. [郑璐, 朱承驻,徐莺, 卢霄, 侯惠奇. 环境科学研究, 2004, 17 (6), 54.](8) Zheng, L.; Zhu, C. Z.; Xu, Y.; Lu, X.; Hou, H. Q. Resarch ofEnvironmental Sciences 2004, 17 (6), 54. [郑璐, 朱承驻,徐莺, 卢霄, 侯惠奇. 环境科学研究, 2004, 17 (6), 54.]
-
[9]
(9) Wang, Y. L.; Cai, N. C.; Huo, Y. D.; Chen, H. Acta Phys. -Chim.Sin. 2001, 17 (7), 609. [王玉玲, 蔡乃才, 霍耀东, 陈浩. 物理化学学报, 2001, 17 (7), 609.] doi: 10.3866/PKU.WHXB20010707(9) Wang, Y. L.; Cai, N. C.; Huo, Y. D.; Chen, H. Acta Phys. -Chim.Sin. 2001, 17 (7), 609. [王玉玲, 蔡乃才, 霍耀东, 陈浩. 物理化学学报, 2001, 17 (7), 609.] doi: 10.3866/PKU.WHXB20010707
-
[10]
(10) Fang, L.; Huang, J.; Yu, G.;Wang, L. N. Chemosphere 2008, 71,258. doi: 10.1016/j.chemosphere.2007.09.041(10) Fang, L.; Huang, J.; Yu, G.;Wang, L. N. Chemosphere 2008, 71,258. doi: 10.1016/j.chemosphere.2007.09.041
-
[11]
(11) Sun, S. G.; ng, H. Petrochemical Technology 2001, 30, 806.[孙世刚, 贡辉. 石油化工, 2001, 30, 806.](11) Sun, S. G.; ng, H. Petrochemical Technology 2001, 30, 806.[孙世刚, 贡辉. 石油化工, 2001, 30, 806.]
-
[12]
(12) Zhang, X. X.; Zhang, Y. X.; Jiang, J. Z. J. Mol. Struct. 2004,673, 103.(12) Zhang, X. X.; Zhang, Y. X.; Jiang, J. Z. J. Mol. Struct. 2004,673, 103.
-
[13]
(13) Miki, A.; Ye, S.; Senzaki, T.; Osawa, M. J. Electroanal. Chem.2004, 563, 23. doi: 10.1016/j.jelechem.2003.09.014(13) Miki, A.; Ye, S.; Senzaki, T.; Osawa, M. J. Electroanal. Chem.2004, 563, 23. doi: 10.1016/j.jelechem.2003.09.014
-
[14]
(14) Trettenhahn, G.; Köberl, A. Electrochim. Acta 2007, 52, 2716.doi: 10.1016/j.electacta.2006.09.028(14) Trettenhahn, G.; Köberl, A. Electrochim. Acta 2007, 52, 2716.doi: 10.1016/j.electacta.2006.09.028
-
[15]
(15) Su, K. M.; Pan, T. Y.; Zhang, Y. L. Spectrum Analysis Method;East China University of Science and Technology Press:Shanghai, 2002; pp 106-107. [苏克曼, 潘铁英, 张玉兰. 波谱解析法. 上海: 华东理工大学出版社, 2002: 106-107.](15) Su, K. M.; Pan, T. Y.; Zhang, Y. L. Spectrum Analysis Method;East China University of Science and Technology Press:Shanghai, 2002; pp 106-107. [苏克曼, 潘铁英, 张玉兰. 波谱解析法. 上海: 华东理工大学出版社, 2002: 106-107.]
-
[16]
(16) Li, M. C.; Bao, D. D.; Ma, C. A. Electrochim. Acta 2011, 56,4100. doi: 10.1016/j.electacta.2011.01.115(16) Li, M. C.; Bao, D. D.; Ma, C. A. Electrochim. Acta 2011, 56,4100. doi: 10.1016/j.electacta.2011.01.115
-
[17]
(17) Sundaraganesan, N.; Meganathan, C.; Karthikeyan, B.Spectrochim. Acta A 2008, 70, 430. doi: 10.1016/j.saa.2007.12.022(17) Sundaraganesan, N.; Meganathan, C.; Karthikeyan, B.Spectrochim. Acta A 2008, 70, 430. doi: 10.1016/j.saa.2007.12.022
-
[18]
(18) Chetty, R.; Christensen, P. A.; lding, B. T.; Scott, K. Appl.Catal. A: Gen. 2004, 271, 185. doi: 10.1016/j.apcata.2004.02.059(18) Chetty, R.; Christensen, P. A.; lding, B. T.; Scott, K. Appl.Catal. A: Gen. 2004, 271, 185. doi: 10.1016/j.apcata.2004.02.059
-
[19]
(19) Zhou, M. H.;Wu, Z. C.;Wang, D. H. Chem. J. Chin. Univ.2003, 24 (9), 1637. [周明华, 吴祖成, 汪大翚. 高等学校化学学报, 2003, 24 (9), 1637.](19) Zhou, M. H.;Wu, Z. C.;Wang, D. H. Chem. J. Chin. Univ.2003, 24 (9), 1637. [周明华, 吴祖成, 汪大翚. 高等学校化学学报, 2003, 24 (9), 1637.]
-
[20]
(20) Wang, H.;Wang, J. L. Electrochim. Acta 2008, 53, 6402. doi: 10.1016/j.electacta.2008.04.080(20) Wang, H.;Wang, J. L. Electrochim. Acta 2008, 53, 6402. doi: 10.1016/j.electacta.2008.04.080
-
[21]
(21) Li, M. C.; Bao, D. D.; Ma, C. A. Chem. J. Chin. Univ. 2011, 32 (1), 129. [李美超, 鲍丹丹, 马淳安. 高等学校化学学报,2011, 32 (1), 129.](21) Li, M. C.; Bao, D. D.; Ma, C. A. Chem. J. Chin. Univ. 2011, 32 (1), 129. [李美超, 鲍丹丹, 马淳安. 高等学校化学学报,2011, 32 (1), 129.]
-
[22]
(22) Swaminathan, J.; Ramalingam, M.; Saleem, H.; Sethuraman, V.;Ameen, M. T. N. Spectrochim. Acta A 2009, 74, 1247. doi: 10.1016/j.saa.2009.09.054(22) Swaminathan, J.; Ramalingam, M.; Saleem, H.; Sethuraman, V.;Ameen, M. T. N. Spectrochim. Acta A 2009, 74, 1247. doi: 10.1016/j.saa.2009.09.054
-
[23]
(23) Johnson, S. K.; Houk, L. L.; Feng, J.; Houk, R. S.; Johnson, D.C. Enviro. Sci. Technol. 1999, 33, 2638. doi: 10.1021/es981045r(23) Johnson, S. K.; Houk, L. L.; Feng, J.; Houk, R. S.; Johnson, D.C. Enviro. Sci. Technol. 1999, 33, 2638. doi: 10.1021/es981045r
-
[24]
(24) Jin, G. P.; Lin, X. Q.; Ding, Y. F. J. Solid State Electrochem.2006, 10, 987. doi: 10.1007/s10008-005-0068-9(24) Jin, G. P.; Lin, X. Q.; Ding, Y. F. J. Solid State Electrochem.2006, 10, 987. doi: 10.1007/s10008-005-0068-9
-
[25]
(25) Tong, S. P.; Ma, C. A.; Fei, H. Acta Phys. -Chim. Sin. 2007, 23 (3), 424. [童少平, 马淳安, 费会. 物理化学学报, 2007, 23 (3), 424.] doi: 10.3866/PKU.WHXB20070327
(25) Tong, S. P.; Ma, C. A.; Fei, H. Acta Phys. -Chim. Sin. 2007, 23 (3), 424. [童少平, 马淳安, 费会. 物理化学学报, 2007, 23 (3), 424.] doi: 10.3866/PKU.WHXB20070327
-
[1]
-
扫一扫看文章
计量
- PDF下载量: 602
- 文章访问数: 1621
- HTML全文浏览量: 65

下载: