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zhiwu1983木虫 (正式写手)
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[求助]
求助微谱数据
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| 碳谱数据如下：18.1,20.8,21.3,22.4,25.9,26.7,27.6,28.1,37.0,37.3,42.5,42.5,42.7,43.0,44.7,62.3,67.9,72.1,74.8,78.2,172.4,172.5,175.3,222.9 |
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wangkaibo123
荣誉版主 (职业作家)
kerry
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专家经验: +726 - PhEPI: 3
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【答案】应助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与，应助指数 +1
karl2100: 金币+1, 谢谢！ 2013-12-05 23:08:40
zhiwu1983: 金币+15, ★★★★★最佳答案 2013-12-06 17:41:35
感谢参与，应助指数 +1
karl2100: 金币+1, 谢谢！ 2013-12-05 23:08:40
zhiwu1983: 金币+15, ★★★★★最佳答案 2013-12-06 17:41:35
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????????????? ??????????? ????С??????????????????????????(,)??????磺 21.4,30.4,37.4,73.2,73.7,125.6,126.6,139.6,140.2,168.2 ?????? ?????? (???????????????趨) ?????? %(?????>=50%) ???????????鵽288????????(???????????ο?) 1 . 4-Epi-aubergenone 11-O-2',3'-di-O-acetyl-??-L-rhamnopyranoside ?????:60% Phytochemistry 2013 94 277-283 Plant-derived juvenile hormone III analogues and other sesquiterpenes from the stem bark of Cananga latifolia Heejung Yang, Hye Seong Kim, Eun Ju Jeong, Piseth Khiev, Young-Won Chin, Sang Hyun Sung Structure 13C NMR ??????? 2 . compound A-IV C34H41ClO14S ?????:58.3% Chemical & Pharmaceutical Bulletin 1982 30 1183-1193 Affinoside A and Companion Glycosides from the Stem and Bark of Anodendron affine (Anodendron II) FUMIKO ABE and TATSUO YAMAUCHI Structure 13C NMR ??????? 3 . compound 4d C24H38O5 ?????:58.3% Steroids 2001 66 833-843 Configurational analysis and relative binding affinities of 16-methyl-5??-androstane derivatives P??l Tapolcs??nyi, J??nos Wölfling, Istv??n T??th, Mih??ly Sz??csi, P??ter Forg??, Gyula Schneider Structure 13C NMR ??????? 4 . tarapacanol A 14,15-diacetate C24H40O6 ?????:58.3% Phytochemistry 1995 40 1201-1207 Diterpenoids from Grindelia tarapacana Lin Zhou, Eduardo R. Fuentes, Joseph J. Hoffmann, Barbara N. Timmermann Structure 13C NMR ??????? 5 . compound 27a ?????:58.3% Phytochemistry 1990 29 3173-3187 Diterpenes and other constituents from Relhania species F. Tsichritzis,J. Jakupovic Structure 13C NMR ??????? 6 . annocherin A C24H38O5 ?????:58.3% Journal of the Chinese Chemical Society 1998 45 629-634 Lignans and Kauranes from the Stems of Annona cherimola ?????(Chung-Yi Chen);?ǖ|?f(Tung-Ying Wu);?????s(Fang-Rong Chang);??????(Yang-Chang Wu) Structure 13C NMR ??????? 7 . neocaesalpin B ?????:58.3% Chinese Traditional and Herbal Drugs 2012 43 1901-1904 Antitumor constituents from seeds of Caesalpinia minax LIU Hui-ling; MA Guo-xu; YANG Jun-shan; XU Xu-dong Structure 13C NMR ??????? 8 . (3??,5??,8??,9??,10??,13??)-17-(??-D-glucopyranosyloxy)-3,16-dihydroxykauran-18-yl acetate ?????:57.1% Helvetica Chimica Acta 2011 94 1820-1824 Two ent-Kaurane Diterpenoids from Rubus corchorifolius L. f. Min Zhang, Yang-Wen Ou, Xue-Xiang Chen, Yong Cao, Yong Kuang, Zhu-Qing Gong, Sheng Peng and Yun-Jiao Chen Structure 13C NMR ??????? 9 . amphiacrolide O C25H3608 ?????:56% Journal of Natural Products 1996 59 5-14 cis-Clerodane Diterpene Lactones from Amphiachyris dracunculoides. Fathalla M. Harraz, Michael J. Pcolinski, and Raymond W. Doskotch Structure 13C NMR ??????? 10 . nitidasin C25H40O3 ?????:56% Chemical & Pharmaceutical Bulletin 1997 45 1717-1719 NITIDASIN, A NOVEL SESTERTERPENOID, FROM THE PERUVIAN FOLK MEDICINE "HERCAMPURI" (GENTIANELLA NITIDA) Nobuo KAWAHARA,Masato NOZAWA,Diana FLORES,Pablo BONILLA,Setsuko SEKITA,Motoyoshi SATAKE and Ken-ichi KAWAI Structure 13C NMR ??????? 11 . 16??-hydroxy-17-isovaleroyloxy-ent-kauran-19-oic acid C25H40O5 ?????:56% Chinese Chemical Letters 1999 10 673-674 A new Kaurane Derivative from Aralia Fargesii Yu Mei ZHANG,Jun Shan YANG,Xu Dong XU Structure 13C NMR ??????? 12 . 19-O-isovaleroyl-14,15,16,19-tetrahydroxy-ent-manoyloxide C25H44O6 ?????:56% Phytochemistry 1997 46 729-734 Diterpenes of Bahia glandulosa Ana-L. P??rez-Castorena, Mariano Mart??nez-V??squez, Alfonso Romo de Vivar Structure 13C NMR ??????? |
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