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Acta Chromatographica
Authors: Yun Zhou, Guifeng Huang, Xiaolan Li, Feng Chen, Hong Liu, Ying Yang, Zhong Fan, Jinghui Jiang and Jun Yang

identified as aliphatic, aromatic, and monoterpene compounds were located in the region marked (a)–(c), respectively. Similarly, some components identified as C13-norisoprenoids were located in region (d). The peaks were distributed over the entire

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1 Lacosamide 3.85 251.1382 251.1390 −3.18 C 13 H 19 N 2 O 3 219.1119 209.1273 177.1008 144.0651 116.0704 108.0808 91.0546 74

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) 1 Lacosamide C 13 H 19 N 2 O 3 251.1385 251.1390 −1.99 219.1144, 177.1035, 144.0663, 116.0726, 108.0796, 91

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-19), 4.63 (1H, s, H b -12), 4.65 (1H, s, H a -12), 5.24 (1H, d, J = 15.2 Hz, H-15), 5.75 (1H, d, J = 11.2 Hz, H-17), 6.21 (1H, dd, J = 11.2, 15.2 Hz, H-16). 13 C-NMR (DMSO- d 6 , 100 MHz) δ : 13.1 (C-14), 21.8 (C-20), 24.3 (C-13), 26.4 (C-8

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.0268 370.0274 −0.6 C 12 H 12 N 5 O 5 S 2 + 9.5 352.0555 352.0533 2.2 C 13 H 14 N 5 O 3 S 2

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NMR data and assignments δ(ppm): C 1 = 149.3; C 2 = 133.2; C 3 = 132.1; C 4 = 129.8; C 5 = 129.4; C 6 = 124.4; C 7 = 120.4; C 8 = 58.02; C 9 = 55.11; C 10 = 55.07; C 11 = 48.72; C 12 = 48.67; C 13 = 46.52; C 14 = 21.16. IR data

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Acta Chromatographica
Authors: Liyi Li, Liming Hu, Bingbao Chen, Yanwen Dong, Zixia Lin, Zhiyi Wang, Congcong Wen, Xianqin Wang and Shuanghu Wang

, 62 , 505 – 507 . 10.1248/cpb.c13-00988 13. Zhang , Q. ; Wu , H. ; Wen , C. ; Sun , F. ; Yang

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.0823 -0.1 C 13 H 16 O 7 283.0710, 107.0572 p-Cresol glucuronide 8 8.85 291.0146 291

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0 kGy 27.0 ± 0.2 b 32.1 ± 0.5 c 13.1 ± 0.2 b 42.0 ± 0.4 e 40.1 ± 1.0 d 52.8 ± 0.2 c 45.9 ± 0.3 a

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