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kengkengsee金虫 (小有名气)
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[求助]
微谱求助，多谢 已有1人参与
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溶剂：氘代氯仿 碳谱信号：13.81,18.55,20.37,29.16,33.79,35.14,35.59,35.83,37.89,70.18,118.10,127.45,127.62,135.08,136.56,143.13,143.69,144.79,171.41,174.41 |
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【答案】应助回帖
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kengkengsee: 金币+8, ★★★★★最佳答案 2014-11-14 11:33:05
感谢参与，应助指数 +1
kengkengsee: 金币+8, ★★★★★最佳答案 2014-11-14 11:33:05
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???????????鵽5321????????(???????????ο?) 1 . 15-Deoxypulic acid C20H26O4 ?????:100% Phytochemistry 1992 31 4245-4248 Terpenoids from Pulicaria glutinosa Ilias Muhammad, Farouk S. El-Feraly, Jaber S. Mossa, Ahmed F. Ramadan Structure 13C NMR ??????? 2 . strictic acid C20H26O3 ?????:85% Phytochemistry 1979 18 494-495 Strictic acid, a novel diterpene from Conyza stricta Sheela Tandon, R. P. Rastogi Structure 13C NMR ??????? 3 . secconidoresedagsaure C20H26O3 ?????:85% Phytochemistry 1981 20 850-851 Diterpenes of Conyza stricta, identification of conyzic acid, secconidoresedasaure and strictic acid Shashi B. Mahato, Asish K. Sen, Pranabesh C. Mazumdar, Kazuo Yamasaki Structure 13C NMR ??????? 4 . 15-methoxy-16-oxo-15,16H-strictic acid ?????:80.9% Zeitschrift f??r Naturforschung C 2011 66 115-122 Chemical Composition and Biological Activity of Laennecia schiedeana A. Arciniegas, L. A. Polindara, A. L. P??rez-Castorena, A. M. Garc??a, G. Avila, J. L. Villaseñor, and A. R. d. Vivar Structure 13C NMR ??????? 5 . jasonin-c C20H26O2 ?????:80% Natural Product Research 2005 19 253-265 Three new diterpenes and the biological activity of different extracts of Jasonia montana Tawfeq A. Al-Howiriny; Adnan J. Al-Rehaily; Joanna R. Pols; John R. Porter; Jaber S. Mossa; Bahar Ahmed Structure 13C NMR ??????? 6 . compound 3 C22H30N2O3 ?????:76.1% Phytochemistry 1981 20 850-851 Diterpenes of Conyza stricta, identification of conyzic acid, secconidoresedasaure and strictic acid Shashi B. Mahato, Asish K. Sen, Pranabesh C. Mazumdar, Kazuo Yamasaki Structure 13C NMR ??????? 7 . (+)-3,13-clerodadien-16,15-olid-18-oic acid C20H26O3 ?????:75% Chemical & Pharmaceutical Bulletin 1994 42 1202-1207 Constituents of Sindora sumatrana MIQ. III.New trans-Clerodane Diterpenoids from the Dried Pods Henry HEYMANN,Yasuhiro TEZUKA,Tohru KIKUCHI and Sutardjo SUPRIYATNA Structure 13C NMR ??????? 8 . compound 2 ?????:75% Phytochemistry 1981 20 850-851 Diterpenes of Conyza stricta, identification of conyzic acid, secconidoresedasaure and strictic acid Shashi B. Mahato, Asish K. Sen, Pranabesh C. Mazumdar, Kazuo Yamasaki Structure 13C NMR ??????? 9 . xeniaol C20H2603 ?????:75% Tetrahedron 1999 55 12977-12982 Three new xenicane diterpenoids from Okinawan soft coral of the genus, Xenia Hiroaki Miyaoka, Masakazu Nakano, Kazuo Iguchi, Yasuji Yamada Structure 13C NMR ??????? 10 . strictic acid monoacetate C22H28O6 ?????:72.7% Phytochemistry 1992 31 4245-4248 Terpenoids from Pulicaria glutinosa Ilias Muhammad, Farouk S. El-Feraly, Jaber S. Mossa, Ahmed F. Ramadan Structure 13C NMR ??????? 11 . compound 9 C21H28O4 ?????:71.4% Phytochemistry 2001 56 347-352 Sesqui- and diterpenoids from two Japanese and three European liverworts Fumihiro Nagashima, Yoshinori Asakawa Structure 13C NMR ??????? 12 . (4??R,5S,6R,8??R)-5-[2-(2,5-Dihydro-2-oxofuran-3-yl)ethyl]-3,4,4??,5,6,7,8,8??-octahydro-5,6,8??-trimethylnaphthalene- 1-carboxylic Acid ?????:70% Helvetica Chimica Acta 2004 Vol. 87 682 Four New Diterpenoids from Ballota limbata Viqar Uddin Ahmad, Umar Farooq, Ahmed Abbaskhan, Javid Hussain, Muhammad Athar Abbasi, Sarfraz Ahmad Nawaz, and M.Iqba l Choudhary Structure 13C NMR ??????? 13 . 9-deoxyxeniolide-B C20H28O3 ?????:70% Natural Product Research 1995 6 49-55 Antibacterial Diterpenoids from an Undescribed Soft-Coral of the genus Xenia H??l??ne C. Vervoor; William Fenical Structure 13C NMR ??????? 14 . blepharolide B C20H20O5 ?????:70% Phytochemistry 1999 52 1535-1540 Clerodane diterpenoids from Salvia blepharophylla Angela Bisio, Nadia Fontana, Giovanni Romussi, Giovanni Ciarallo, Nunziatina De Tommasi, Cosimo Pizza, Angelo Mugnoli Structure 13C NMR ??????? 15 . compound 6 C20H24O3 ?????:70% Journal of Natural Products 1994 Vol 57 882 Hydroxylation of Synthetic Abietane Diterpenes by Aspergillus and Cunninghamella Species: Novel Route to the Family of Diterpenes Isolated from Tripterygium wilfordii R. Milanova, M. Moore, Y. Hirai Structure 13C NMR ??????? 16 . compound 1(11E) ?????:70% Tetrahedron Letters 2000 41 7221-7224 Syntheses of new 9- and 13-methylene isomers of retinal Alain Laurent, Virginie Prat, Alain Valla, Zo Andriamialisoa, Michel Giraud, Roger Labia, Pierre Potier Structure 13C NMR ??????? 17 . compound 7(9E,11E) ?????:70% Tetrahedron Letters 2000 41 7221-7224 Syntheses of new 9- and 13-methylene isomers of retinal Alain Laurent, Virginie Prat, Alain Valla, Zo Andriamialisoa, Michel Giraud, Roger Labia, Pierre Potier Structure 13C NMR ??????? 18 . (R,S)-3-{[(S)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl} amino)-3-methyl-1-oxobutyl]amino}thiolan-3-carboxylic acid C25H28N2O5S ?????:70% Heterocycles 2007 74 397-409 A Novel Heterospirocyclic 2H-Azirin-3-amine as Synthon for 3-Aminothiolane-3-carboxlic Acid Joëlle L. Räber, Kathrin A. Brun, and Heinz Heimgartner Structure 13C NMR ??????? 19 . methyl 3-{2-[(1-benzyl-4-piperidinyl)ethyl]oxazolo[4,5-b]pyridin-6-yl}propanoate C24H29N3O3 ?????:70% Heterocycles 2001 55 1329-1345 Synthesis of Substituted Oxazolo[4,5-b]pyridine Derivatives Val??rie Grumel, Jean-Yves M??rour,* and G??rald Guillaumet Structure 13C NMR ??????? 20 . (-)-3,12E,14-cis-clerodatrien-18-oic acid ?????:70% Journal of the Chinese Chemical Society 1992 39 263-266 Clerodane-type Diterpenolds from the Taiwanese Liverwort Schistochila acuminata ??????(Jing-An Chen);?S???(Chyuan-De Huang);?????(Chia-Li Wu) Structure 13C NMR ??????? |
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