24小时热门版块排行榜    

查看: 307  |  回复: 1

杨美礼

新虫 (小有名气)

[求助] 微谱求助

13CNMR:19.718,27.224,27.800,38.990,41.889,52.335,53.094,62.820,67.332,68.197,74.403,97.435,110.418,119.953,122.306,128.973,133.271,143.218,168.256
回复此楼
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

木风枫pan

木虫 (小有名气)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
杨美礼: 金币+10, ★有帮助 2013-01-11 22:43:33
1 .     echitamidine N-oxide
C20H24N2O4     相似度:90%
Phytochemistry          1994          37          1745-1749
Indole alkaloids fromAlstonia glaucescens
Niwat Keawpradub, Hiromitsu Takayama, Norio Aimi, Shin-Ichiro Sakai
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------

2 .     echitamidine N-oxide
C20H24N2O4     相似度:80%
Journal of Natural Products          2004          67          1591-1594
New Indole Alkaloids from the Bark of Alstonia scholaris
Angela A. Salim, Mary J. Garson, and David J. Craik
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------

3 .     schofurine N(4)-oxide
C21H26N2O5     相似度:76.1%
Phytochemistry          1997          45          1303-1305
Alkaloids from Alstonia scholaris
Toh-Seok Kam, Kok-Tih Nyeoh, Kooi-Mow Sim, K. Yoganathan
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------

4 .     Nb-demethylalstogustine N-oxide
C20H24N2O4     相似度:70%
Journal of Natural Products          2004          67          1591-1594
New Indole Alkaloids from the Bark of Alstonia scholaris
Angela A. Salim, Mary J. Garson, and David J. Craik
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------

5 .     N(b)-demethylalstogustine N-oxide
    相似度:70%
Planta Medica          1989          55          463-466
Indole Alkaloids from Aistonia angustjfolia
Wen-lan Hi, Ji-ping Zhu, and Manfred Hesse
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------

6 .     alstolucine C
C20H22N2O4     相似度:65%
Journal of Natural Products          2010          73          1891-1897
Strychnan and Secoangustilobine A Type Alkaloids from Alstonia spatulata. Revision of the C-20 Configuration of Scholaricine
Shin-Jowl Tan, Yun-Yee Low, Yeun-Mun Choo, Zanariah Abdullah, Tadahiro Etoh, Masahiko Hayashi, Kanki Komiyama, and Toh-Seok Kam
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------

7 .     Nb-demethylalstogustine
C20H24N2O3     相似度:60%
Journal of Natural Products          2004          67          1591-1594
New Indole Alkaloids from the Bark of Alstonia scholaris
Angela A. Salim, Mary J. Garson, and David J. Craik
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------
2楼2013-01-11 19:03:38
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
相关版块跳转 我要订阅楼主 杨美礼 的主题更新
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[考研] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +4 ELBZ6WwEaRj6 2026-11-05 7/350 2026-11-06 16:43 by 5sJFDKp2kwuI
[公派出国] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +4 ELBZ6WwEaRj6 2026-11-05 5/250 2026-11-06 16:43 by 5sJFDKp2kwuI
[考博] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +6 ELBZ6WwEaRj6 2026-11-05 8/400 2026-11-06 16:34 by 5sJFDKp2kwuI
[考博] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +6 ELBZ6WwEaRj6 2026-11-04 14/700 2026-11-06 16:32 by 5sJFDKp2kwuI
[公派出国] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +5 ttH3f1oA6ace 2026-11-04 10/500 2026-11-06 16:12 by 5sJFDKp2kwuI
[硕博家园] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +8 ncTVBM6AOJHF 2026-11-04 14/700 2026-11-06 13:36 by BkA9Bi5cMhkD
[考研] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +8 ncTVBM6AOJHF 2026-11-04 18/900 2026-11-06 13:36 by BkA9Bi5cMhkD
[硕博家园] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +3 ELBZ6WwEaRj6 2026-11-05 5/250 2026-11-06 09:01 by 2lRNluKrJpwL
[硕博家园] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +3 ELBZ6WwEaRj6 2026-11-04 12/600 2026-11-06 05:32 by qL1cU46YIdK0
[考研] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +4 ttH3f1oA6ace 2026-11-04 14/700 2026-11-06 05:11 by qL1cU46YIdK0
[考博] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +4 kvewwGtKktqB 2026-11-04 11/550 2026-11-06 05:10 by qL1cU46YIdK0
[公派出国] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +7 ncTVBM6AOJHF 2026-11-04 22/1100 2026-11-06 04:47 by qL1cU46YIdK0
[考博] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +4 ttH3f1oA6ace 2026-11-04 7/350 2026-11-06 02:13 by qL1cU46YIdK0
[考研] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +4 ttH3f1oA6ace 2026-11-04 10/500 2026-11-06 02:04 by qL1cU46YIdK0
[硕博家园] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +3 ttH3f1oA6ace 2026-11-04 9/450 2026-11-06 02:02 by qL1cU46YIdK0
[硕博家园] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +4 hNpp4Y2CGvSC 2026-11-04 12/600 2026-11-06 01:53 by qL1cU46YIdK0
[考博] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +6 ncTVBM6AOJHF 2026-11-04 10/500 2026-11-06 01:51 by qL1cU46YIdK0
[考研] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +5 ncTVBM6AOJHF 2026-11-04 12/600 2026-11-06 01:42 by qL1cU46YIdK0
[教师之家] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +4 ncTVBM6AOJHF 2026-11-04 12/600 2026-11-05 11:10 by PYZmcHr5kSaq
[基金申请] 各位基础老师们,看完中央《从严治党》的决定后,对学术界更加有信心了吧 +5 iaeyuan 2026-11-01 5/250 2026-11-04 14:43 by jinchengzi
信息提示
请填处理意见