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This work is licensed under a Creative Commons Attribution 4.0 International License.
Comparative Enantioseparation of Crufomate with Cellulose- and Amylose-based Chiral Stationary Phases on Reverse-Phase and Normal-Phase High-Performance Liquid Chromatography
Corresponding Author(s) : Jing Qiu
Asian Journal of Chemistry,
Vol. 25 No. 2 (2013): Vol 25 Issue 2
Abstract
This study used cellulose- and amylose-based chiral stationary phases to comparatively separate crufomate enantiomers on reverse-phase and normal-phase high performance liquid chromatography (RP-HPLC and NP-HPLC). The baseline separations were obtained on Phenomene Lux cellulose-1, Lux cellulose-2 and Lux amylose-2 with 2-propanol/hexane and on Lux cellulose-1 and Lux amylose-2 with acetonitrile/water as mobile phase. The results of optical rotation detections showed that (+)-enantiomer of crufomate was firstly eluted on Lux cellulose-1 and Lux amylose-2 both on NP-HPLC and RP-HPLC, while the (-)-enantiomer was firstly eluted on Lux cellulose-2 and Lux cellulose-3 on NP-HPLC. The influences of column temperature from 5-40 ºC on separation were investigated on three chiral stationary phases. The thermodynamic parameters were calculated using van't Hoff equations to study the enthalpy-driven and entropy-driven process. This work will be helpful to prepare optical pure enantiomers and establish efficient analytical method for study on enantioselective behaviours of crufomate.
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References
L.G. Costa, Clin. Chim. Acta, 366, 1 (2006).
B.K. Singh and A. Walker, FEMS Microbiol. Rev., 30, 428 (2006).
N. Kurihara and J. Miyamoto, Chirality in Agrochemicals, John Wiley & Sons, Chichester (1998).
A.S. Garay, Nature, 271, 186 (1987).
A.W. Garrison, Green Chem., 6, 77 (2004).
J. Jarman, W. Jones, L. Howell and A.W. Garrison, J. Agric. Food Chem., 53, 6175 (2005).
J.J. Ellington, J.J. Evans and K. Prickett, J. Chromatogr. A, 928, 145 (2001).
Y. Wang, K. Tai and J. Yen, Ecotoxicol. Environ. Safety, 57, 346 (2004).
M.G. Nillos, J. Gan and D. Schlenk, J. Chromatogr. B, 878, 1277 (2010).
L. Li, S.S. Zhou, L.X. Jin, C. Zhang and W.P. Li, J. Chromatogr. B, 878, 1264 (2010).
Y.H. Zhu, Z.R. Wang and B.Q. Li, Encyclopedia of Agricultural Chemistry (2006).
P. Schmitt, A.W. Garrison, D. Freitag and A. Kettrup, J. Chromatogr. A, 792, 419 (1997).
E. Yashima, J. Chromatogr. A, 906, 105 (2001).
Y. Okamoto and E. Yashima, Angew. Chem. Int. Ed., 37, 1020 (1998).
P. Wang, S.R. Jiang and Z.Q. Zhou, J. Agric. Food Chem., 54, 1577 (2006).
E.N. Shapovalova, O.A. Shpigun, L.M. Nesterova and M.Y. Belov, J. Anal. Chem., 59, 255 (2004).
Y. Zhou, L. Li, K.D. Lin, X.P. Zhu and W.P. Liu, Chirality, 21, 421 (2009).
J. Qiu, S.H. Dai, S.M. Yang, T.T. Chai and M. Bie, Chirality, 23, 479 (2011).
T. Zhang, D. Nguyen and P. Franco, J. Chromatogr. A, 1217, 1048 (2010).
A. Berthod, Anal. Chem., 78, 2093 (2006).
L.M. Peng, S. Jayapalan, B. Chankvetadze and T. Farkas, J. Chromatogr. A, 1217, 6942 (2010).
R.J. Smith, D.R. Taylor and S.M. Wilkins, J. Chromatogr. A, 697, 591 (1995).
A. Péter, E. Vékes and D.W. Armstrong, J. Chromatogr. A, 958, 89 (2002).
O. Gyllenhaal and M. Stefansson, Chirality, 17, 257 (2005).
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