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. 2-(1',2',3',4'2tetrahydroxybutyl)-6-(2",3",4"-trihydroxybutyl)-pyrazine ÏàËÆ¶È:58.8% Chemical Journal of Chinese Universities 2001 22 1824-1828 Isolation, Identif ication and Physiological Activities of 2-(1',2',3',4'-Tetrahydroxybutyl)-6-(2", 3", 4"-tr ihydroxybutyl)-pyrazine from Panax Notoginseng LI Qi, YE Yun-Hua, YAN Ai-Xin, ZHOU Ya-Wei, SHEN Hong, XING Qi-Yi Structure 13C NMR Structure & 13C NMR ̼Æ×Ä£Äâͼ 2 . Crotonine C12H14N2O4 ÏàËÆ¶È:52.9% Journal of Asian Natural Products Research 2007 9 451-455 A novel analgesic pyrazine derivative from the leaves of Croton tiglium L XIN-AN WU, YI-MIN ZHAO and NENG-JIANG YU Structure 13C NMR Structure & 13C NMR ̼Æ×Ä£Äâͼ 3 . crotonine ÏàËÆ¶È:52.9% Natural Products and Bioprospecting 2013 3 288-294 Total synthesis and determination of the absolute configuration of a natural analgesic: crotonine Yang Yang Structure 13C NMR Structure & 13C NMR ̼Æ×Ä£Äâͼ 4 . 2-(Furan-2'-yl)-5-(2''S,3''R,4''-trihydroxy-butyl)-1,4-diazine C12H14N2O4 ÏàËÆ¶È:52.9% Natural Products and Bioprospecting 2013 3 288-294 Total synthesis and determination of the absolute configuration of a natural analgesic: crotonine Yang Yang Structure 13C NMR Structure & 13C NMR ̼Æ×Ä£Äâͼ 5 . 2-(Furan-2'-yl)-5-(2''R,3''R,4''-trihydroxy-butyl)-1,4-diazine C12H14N2O4 ÏàËÆ¶È:52.9% Natural Products and Bioprospecting 2013 3 288-294 Total synthesis and determination of the absolute configuration of a natural analgesic: crotonine Yang Yang Structure 13C NMR Structure & 13C NMR ̼Æ×Ä£Äâͼ 6 . 2-(Furan-2'-yl)-5-(2''S,3''S,4''-trihydroxy-butyl)-1,4-diazine C12H14N2O4 ÏàËÆ¶È:52.9% Natural Products and Bioprospecting 2013 3 288-294 Total synthesis and determination of the absolute configuration of a natural analgesic: crotonine Yang Yang Structure 13C NMR Structure & 13C NMR ̼Æ×Ä£Äâͼ 7 . 2-(Furan-2'-yl)-5-(2''R,3''S,4''-trihydroxy-butyl)-1,4-diazine C12H14N2O4 ÏàËÆ¶È:52.9% Natural Products and Bioprospecting 2013 3 288-294 Total synthesis and determination of the absolute configuration of a natural analgesic: crotonine Yang Yang Structure 13C NMR Structure & 13C NMR ̼Æ×Ä£Äâͼ 8 . crotonine ÏàËÆ¶È:52.9% Chinese Journal of Pharmaceuticals 2014 45 626-645 Chemical Constituents from the n-Butanol Fraction of Senecio solidagineus LI Dingxiang, CHOU Guixin, WANG Zhengtao Structure 13C NMR Structure & 13C NMR ̼Æ×Ä£Äâͼ |

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