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12.6,18.8,19.9,20.7,20.7,21.8,22.5,24.4,29.0,33.3,37.9,39.0,39.3,39.5,40.9,43.8,50.5,52.8,57.1,184.8 溶剂 氘带氯仿 多谢~ |
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2楼2012-11-12 14:49:08
3楼2012-11-12 15:18:47
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scar: 金币+13, ★★★很有帮助 2012-11-12 21:25:25
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1 . (-)-trachyloban-19-oic acid C20H30O2 相似度:100% Planta Medica 1985 51 354-355 Further Diterpenes from Stem Bark of Xylopia aethiopica Dalton F. Faulkner, Victor Lebby and Peter G. Waterman Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 2 . ent-trachyloban-19-oic acid C20H30O2 相似度:100% Phytochemistry 1997 45 1457-1459 Ent-trachylobane diterpenoids from the liverwort Mastigophora diclados Yuan-Wah Leong, Leslie J. Harrison Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 3 . trachyloban-19-oic acid 相似度:100% Phytochemistry 1982 21 177-179 7β-Acetoxytrachyloban-18-oic acid from the stem bark of Xylopia quintasii Choudhury M. Hasan, Terence M. Healey, Peter G. Waterman Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 4 . 12,16-cyclokauranoic acid 相似度:100% Phytochemistry 1983 22 875-881 Diterpene acids from Helianthus species and their microbiological conversion by Gibberella fujikuroi, mutant B1-41a Michael H. Beale, John R. Bearder, Jake Macmillan, Akihiko Matsuo, Bernard O. Phinney Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 5 . Trachyloban-19-oic acid C20H30O2 相似度:100% Archives of Pharmacal Research 2003 26 898-901 Diterpenoids from the stem barks of Croton robustus Nattaya Ngamrojnavanich, Sorasaree Tonsiengsom, Preecha Lertpratchya, Sophon Roengsumran and Songchan Puthong, et al. Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 6 . Methyl trachyloban-19-oate C21H32O2 相似度:95.2% Bioscience, Biotechnology, and Biochemistry 2005 69 1763-1766 Prolyl Endopeptidase and Thrombin Inhibitory Diterpenoids from the Bark of Xylopia aethiopica Noungoue Tchamo DIDEROT, Ngouela SILVERE, Amsha YASIN, Seema ZAREEN, Zelefack FABIEN, Tsamo ETIENNE, M. Iqbal CHOUDHARY and ATTA-UR-RAHMAN Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 7 . methyl trachyloban-19-oate 相似度:90.4% Phytochemistry 1989 28 1533-1534 3α,18-Dihydroxytrachyloban-19-oic acid from the liverwort Jungermannia exsertifolia subsp. cordifolia Leslie J. Harrison,Yoshinori Asakawa Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 8 . methyl ent-trachyloban 19-oate 相似度:90% Journal of Natural Products 1984 Vol 47 822-827 Neutral Diterpenoids of Helianthus annuus Jan St. Pyrek Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 9 . ent-trachyloban-19-oic acid 相似度:90% Journal of Chemical Ecology 2005 31 89-102 ISOLATION OF THE DITERPENOIDS, ENT-KAURAN-16α-OL AND ENT-ATISAN-16α-OL, FROM SUNFLOWERS, AS OVIPOSITION STIMULANTS FOR THE BANDED SUNFLOWER MOTH, Cochylis hospes BRUCE D. MORRIS, STEPHEN P. FOSTER, SHARON GRUGEL and LAURENCE D. CHARLET Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 10 . methyl trachyloban-19-oate 相似度:85.7% Journal of Natural Products 1983 Vol 46 745-746 Isolation and Identification of Trachyloban-19-Oic and (-)-Kaur-16-en-19-Oic Acids as Antimicrobial Agents from the Prairie Sunflower, Helianthus annuus L. A. Mitscher, G. S. R. Rao, T. Veysoglu, S. Drake, T. Haas |
4楼2012-11-12 20:35:57
