Chem. J. Chinese Universities ›› 2022, Vol. 43 ›› Issue (11): 20220417.doi: 10.7503/cjcu20220417
• Analytical Chemistry • Previous Articles Next Articles
QIN Gaizhao, TANG Minghua, LAI Yalin, YUAN Liming()
Received:
2022-06-13
Online:
2022-11-10
Published:
2022-08-19
Contact:
YUAN Liming
E-mail:yuan_limingpd@126.com
Supported by:
CLC Number:
TrendMD:
QIN Gaizhao, TANG Minghua, LAI Yalin, YUAN Liming. Chiral Metal-organic Cage MOC-PA as a Chiral Stationary Phase for Capillary Electrophoresis[J]. Chem. J. Chinese Universities, 2022, 43(11): 20220417.
Sample | tR1/min | tR2/min | tR3/min | N1/m | N2/m | N3/m | Rs m?/p? p?/o? |
---|---|---|---|---|---|---|---|
Nitrophenol | 13.675 | 14.350 | 17.191 | 104518 | 89126 | 73410 | 2.65 9.03 |
Table 1 Resolution of enantiomers on chiral MOC-PA column
Sample | tR1/min | tR2/min | tR3/min | N1/m | N2/m | N3/m | Rs m?/p? p?/o? |
---|---|---|---|---|---|---|---|
Nitrophenol | 13.675 | 14.350 | 17.191 | 104518 | 89126 | 73410 | 2.65 9.03 |
Chiral drug | tR1/min | tR2/min | N1/m | N2/m | α | Rs |
---|---|---|---|---|---|---|
1,2?Diphenylethylene glycol | 11.762 | 12.465 | 38747 | 10760 | 1.06 | 1.39 |
Zopiclone | 9.571 | 10.546 | 99497 | 69665 | 1.10 | 4.92 |
4?Methyldiphenylmethanol | 10.523 | 10.973 | 89629 | 43314 | 1.04 | 1.83 |
Anise | 12.047 | 12.603 | 154560 | 39907 | 1.05 | 2.10 |
Table 2 Resolution of chiral drugs on chiral MOC-PA column
Chiral drug | tR1/min | tR2/min | N1/m | N2/m | α | Rs |
---|---|---|---|---|---|---|
1,2?Diphenylethylene glycol | 11.762 | 12.465 | 38747 | 10760 | 1.06 | 1.39 |
Zopiclone | 9.571 | 10.546 | 99497 | 69665 | 1.10 | 4.92 |
4?Methyldiphenylmethanol | 10.523 | 10.973 | 89629 | 43314 | 1.04 | 1.83 |
Anise | 12.047 | 12.603 | 154560 | 39907 | 1.05 | 2.10 |
Chiral drug | U/kV | tR1/min | tR2/min | N1/m | N2/m | α | Rs |
---|---|---|---|---|---|---|---|
1,2?Diphenylethylene glycol | 13 | 11.328 | 14.021 | 31466 | 17480 | 1.05 | 1.35 |
15 | 11.762 | 12.465 | 38747 | 10760 | 1.06 | 1.39 | |
17 | 8.051 | 8.944 | 34934 | 20099 | 1.04 | 1.14 | |
Zopiclone | 13 | 10.323 | 10.940 | 35777 | 24501 | 1.05 | 3.20 |
15 | 9.571 | 10.546 | 99497 | 69665 | 1.10 | 4.92 | |
17 | 6.684 | 7.149 | 86163 | 133928 | 1.07 | 4.26 | |
4?Methyldiphenylmethanol | 13 | 11.358 | 11.875 | 61785 | 39494 | 1.05 | 1.74 |
15 | 10.523 | 10.973 | 89629 | 43314 | 1.04 | 1.83 | |
17 | 8.687 | 9.010 | 67863 | 33038 | 1.04 | 1.38 | |
Anise | 13 | 13.480 | 14.195 | 49147 | 46128 | 1.05 | 2.00 |
15 | 12.047 | 12.603 | 154560 | 39907 | 1.05 | 2.10 | |
17 | 9.365 | 9.852 | 34760 | 24110 | 1.05 | 1.52 |
Table 3 Resolution of chiral compounds at different separation voltages
Chiral drug | U/kV | tR1/min | tR2/min | N1/m | N2/m | α | Rs |
---|---|---|---|---|---|---|---|
1,2?Diphenylethylene glycol | 13 | 11.328 | 14.021 | 31466 | 17480 | 1.05 | 1.35 |
15 | 11.762 | 12.465 | 38747 | 10760 | 1.06 | 1.39 | |
17 | 8.051 | 8.944 | 34934 | 20099 | 1.04 | 1.14 | |
Zopiclone | 13 | 10.323 | 10.940 | 35777 | 24501 | 1.05 | 3.20 |
15 | 9.571 | 10.546 | 99497 | 69665 | 1.10 | 4.92 | |
17 | 6.684 | 7.149 | 86163 | 133928 | 1.07 | 4.26 | |
4?Methyldiphenylmethanol | 13 | 11.358 | 11.875 | 61785 | 39494 | 1.05 | 1.74 |
15 | 10.523 | 10.973 | 89629 | 43314 | 1.04 | 1.83 | |
17 | 8.687 | 9.010 | 67863 | 33038 | 1.04 | 1.38 | |
Anise | 13 | 13.480 | 14.195 | 49147 | 46128 | 1.05 | 2.00 |
15 | 12.047 | 12.603 | 154560 | 39907 | 1.05 | 2.10 | |
17 | 9.365 | 9.852 | 34760 | 24110 | 1.05 | 1.52 |
Chiral drug | c/(mmol·L-1) | tR1/min | tR2/min | N1/m | N2/m | α | Rs |
---|---|---|---|---|---|---|---|
1,2?Diphenylethylene glycol | 50 | 7.320 | 7.768 | 12725 | 10445 | 1.06 | 1.13 |
100 | 11.762 | 12.465 | 38747 | 10760 | 1.06 | 1.39 | |
150 | 14.410 | 14.945 | 38019 | 17048 | 1.04 | 1.0 | |
Zopiclone | 50 | 8.590 | 9.020 | 137893 | 83346 | 1.05 | 2.79 |
100 | 9.571 | 10.546 | 99497 | 69665 | 1.10 | 4.92 | |
150 | 10.328 | 11.048 | 167175 | 109764 | 1.07 | 4.42 | |
4?Methyldiphenylmethanol | 50 | 7.928 | 8.136 | 69641 | 50922 | 1.03 | 1.12 |
100 | 10.523 | 10.973 | 89629 | 43314 | 1.04 | 1.83 | |
150 | 10.533 | 11.016 | 85365 | 33281 | 1.05 | 1.78 | |
Anise | 50 | — | — | — | — | — | — |
100 | 12.047 | 12.603 | 154560 | 39907 | 1.05 | 2.10 | |
150 | 12.877 | 13.758 | 33212 | 18347 | 1.07 | 1.81 |
Table 4 Resolution of chiral drugs in different buffer solutions
Chiral drug | c/(mmol·L-1) | tR1/min | tR2/min | N1/m | N2/m | α | Rs |
---|---|---|---|---|---|---|---|
1,2?Diphenylethylene glycol | 50 | 7.320 | 7.768 | 12725 | 10445 | 1.06 | 1.13 |
100 | 11.762 | 12.465 | 38747 | 10760 | 1.06 | 1.39 | |
150 | 14.410 | 14.945 | 38019 | 17048 | 1.04 | 1.0 | |
Zopiclone | 50 | 8.590 | 9.020 | 137893 | 83346 | 1.05 | 2.79 |
100 | 9.571 | 10.546 | 99497 | 69665 | 1.10 | 4.92 | |
150 | 10.328 | 11.048 | 167175 | 109764 | 1.07 | 4.42 | |
4?Methyldiphenylmethanol | 50 | 7.928 | 8.136 | 69641 | 50922 | 1.03 | 1.12 |
100 | 10.523 | 10.973 | 89629 | 43314 | 1.04 | 1.83 | |
150 | 10.533 | 11.016 | 85365 | 33281 | 1.05 | 1.78 | |
Anise | 50 | — | — | — | — | — | — |
100 | 12.047 | 12.603 | 154560 | 39907 | 1.05 | 2.10 | |
150 | 12.877 | 13.758 | 33212 | 18347 | 1.07 | 1.81 |
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