24小时热门版块排行榜    

Znn3bq.jpeg
查看: 425  |  回复: 4
当前只显示满足指定条件的回帖,点击这里查看本话题的所有回帖

潇湘潋滟

铁虫 (初入文坛)

[求助] (维普求助)

DTH12-10-9-1-3-10  M=318
13C NMR ( MeOD) δ 171.18, 166.28, 163.28, 160.82, 155.11, 145.38, 140.57, 120.33, 117.22, 115.00, 113.36, 106.53, 103.93, 24.29, 20.38.
回复此楼

» 猜你喜欢

已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

潇湘潋滟

铁虫 (初入文坛)

引用回帖:
2楼: Originally posted by wangkaibo123 at 2013-11-25 22:44:15
查询模式:模糊查询
碳谱数据输入:
按从小到大顺序输入,数字间用英文半角逗号(,)分隔例如:
21.4,30.4,37.4,73.2,73.7,125.6,126.6,139.6,140.2,168.2

DTH12-10-9-1-3-10  M=318
13C NMR ( MeOD)20.4,24.3,103.9,106.5,113.3,115.0,117.2,120.3,140.5,145.3,155.1,160.8,163.2,166.2,171.1
3楼2013-11-26 10:31:32
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 5 个回答

wangkaibo123

荣誉版主 (职业作家)

kerry

优秀版主

【答案】应助回帖

感谢参与,应助指数 +1
查询模式:模糊查询
碳谱数据输入:
按从小到大顺序输入,数字间用英文半角逗号(,)分隔例如:
21.4,30.4,37.4,73.2,73.7,125.6,126.6,139.6,140.2,168.2
Domyallbesttohaveahappylife.
2楼2013-11-25 22:44:15
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

wangkaibo123

荣誉版主 (职业作家)

kerry

优秀版主

【答案】应助回帖

1 .     lecanorin
     相似度:73.3%
China Journal of Chinese Materia Medica          2001          26          608-610
Studies on Chemical Constituents of Umbilicaria esculenta(Miyoshi)Minks
Qiu Cheng, DING Yi
Structure      13C NMR   碳谱模拟图

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


2 .     lecanorin
     相似度:60%
Journal of Natural Products          2000          63          1396-1399
Effect of Lichen Metabolites on Thylakoid Electron Transport and Photophosphorylation in Isolated Spinach Chloroplasts1
Irma S. Rojas,Blas Lotina-Hennsen, and Rachel Mata
Structure      13C NMR   碳谱模拟图

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


3 .     methyl6-(4-methoxyphenylamino)-2,5-dioxo-1,2,5,6-tetrahydro-1,6-naphthyridine-8-carboxylate
C17H15N3O5     相似度:60%
Heterocycles          2012          84          449-459
Enamino Esters in the Synthesis of Heterocyclic Systems. Transformation of Dimethyl Acetone-1,3-dicarboxylate into Polysubstituted 1,6-Naphthyridine-8-carboxylates
Jože Šporar, Jure Bezenšek, Uroš Uršič, Amalija Golobič, Jurij Svete, and Branko Stanovnik
Structure      13C NMR   碳谱模拟图

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


4 .     7-Hydroxy-6-(1-methyl-1H-pyrazol-5-yl)-4-methyl-2H-chromen-2-one
C14H12N2O3     相似度:60%
Chemistry of Natural Compounds          2012          48          751-756
A new flavonoid glycoside from mistletoe transformed by Rhodobacter sphaeroides
Rui Juan Li, Guan E Yang, Hong Juan Bai, Qiong Zhang, Jian Kuan Li, Qing Shan Li, Zhao Ming Zhang
Structure      13C NMR   碳谱模拟图

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


5 .     phyllocoumarin
     相似度:58.8%
Phytochemistry          1989          28          2477-2481
Flavanocoumarins and flavanophenylpropanoids from Phyllocladus trichomanoides
Lai Yeap Foo
Structure      13C NMR   碳谱模拟图

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


6 .     Luteolin 7-O-glucuronide
C21H18O12     相似度:56.2%
Chemistry of Natural Compounds          2002          38          358-406
PHENOLIC COMPOUNDS OF PLANTS OF THE Scutellaria L. GENUS. DISTRIBUTION, STRUCTURE, AND PROPERTIES
V. M. Malikov and M. P. Yuldashev
Structure      13C NMR   碳谱模拟图

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


7 .     Botryorhodine D
C16H12O6     相似度:56.2%
Phytochemistry          2010          71          110-116
Botryorhodines A–D, antifungal and cytotoxic depsidones from Botryosphaeria rhodina, an endophyte of the medicinal plant Bidens pilosa
Randa Abdou, Kirstin Scherlach, Hans-Martin Dahse, Isabel Sattler, Christian Hertweck
Structure      13C NMR   碳谱模拟图

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


8 .     1,3,5,6-tetrahydroxy-4-prenylxanthone
     相似度:56.2%
Natural Product Research and Development          2004          16          511-513
XANTHONES FROM THE WHOLE PLANT OF HYPERICUM JAPONICUM
FU Peng; LI Ting-zhao; LIU Run-hui; ZHANG Wei; ZHANG Wei-dong*; CHEN Hai-sheng
Structure      13C NMR   碳谱模拟图

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


9 .     methyl 2-hydroxy-4-(3-hydroxy-5-methylphenoxy)-6-methylbenzoate
     相似度:56.2%
The Journal of Antibiotics          2011          64          465-467
Diphenyl etheric metabolites from Streptomyces sp. neau50
Dian-Liang Gong, Xiang-Jing Wang, Zhi-Dan Xiang, Ji-Dong Wang, Hui Zhang, Chong-Xi Liu, Ji Zhang and Wen-Sheng Xiang
Structure      13C NMR   碳谱模拟图

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


10 .     3,6,8-Trihydroxy-1-methylxanthone
C14H10O5     相似度:53.3%
Journal of Natural Products          2003          66          706-708
Two New Xanthone Derivatives from the Algicolous Marine Fungus Wardomyces anomalus
Ahmed Abdel-Lateff, Christine Klemke, Gabriele M. Knig, and Anthony D. Wright
Structure      13C NMR   碳谱模拟图

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


11 .     corynesidone A
C15H12O5     相似度:53.3%
Phytochemistry          2009          70          407-413
Aromatase inhibitory,radical scavenging, and antioxidant activities of depsidones and diaryl ethers from the endophytic fungus Corynespora cassiicola L36
Porntep Chomcheon, Suthep Wiyakrutta, Nongluksna Sriubolmas, Nattaya Ngamrojanavanich, Surapong Kengtong, Chulabhorn Mahidol, Somsak Ruchirawat , Prasat Kittakoop
Structure      13C NMR   碳谱模拟图

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


12 .     luteolin
     相似度:53.3%
China Journal of Chinese Materia Medica          2008          33          1538-1540
Studies OR Chemical Constituents of Oxytropis Satcata
YANG Huan, WANG Dong, TONG Li, CAI Baochang
Structure      13C NMR   碳谱模拟图

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


13 .     aschernaphthopyrone B
C28H22O10     相似度:53.3%
Journal of Natural Products          2010          73          688-692
Hopane-Type Triterpenes and Binaphthopyrones from the Scale Insect Pathogenic Fungus Aschersonia paraphysata BCC 11964
Masahiko Isaka, Arunrat Yangchum, Pranee Rachtawee, Somjit Komwijit and Apisara Lutthisungneon
Structure      13C NMR   碳谱模拟图

------------------------------------------------------------------------------
Domyallbesttohaveahappylife.
5楼2013-11-26 11:38:24
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[考研] 本科西工大 0856 324求调剂 +9 wysyjs25 2026-04-09 9/450 2026-04-09 22:18 by bljnqdcc
[考研] 0703调剂 +18 拾玖壹 2026-04-04 20/1000 2026-04-09 20:53 by zhouxiaoyu
[考研] 322求调剂,08工科 +3 今天是个小号 2026-04-08 3/150 2026-04-09 15:53 by wp06
[考研] 材料工程085601,270求调剂 +26 @ASDF1234 2026-04-08 28/1400 2026-04-09 15:47 by wp06
[考研] 化学调剂求助 +14 LULONG1 2026-04-03 19/950 2026-04-09 10:43 by chenxi233
[考研] 334求调剂 +16 Riot2025 2026-04-08 17/850 2026-04-09 09:28 by wdyheheeh
[考研] 求调剂 +7 chenxrlkx 2026-04-05 9/450 2026-04-09 09:04 by wj165256
[考研] 本科211,293分请求调剂 +12 莲菜就是藕吧 2026-04-03 13/650 2026-04-08 20:30 by 背对大海出发
[考研] 一志愿华东理工085601材料工程303分求调剂 +15 a1708 2026-04-06 15/750 2026-04-08 16:23 by luoyongfeng
[考研] 化工学硕 285求调剂 +26 Wisjxn 2026-04-07 26/1300 2026-04-08 14:42 by screening
[考研] 304求调剂(085602,过四级,一志愿985) +25 化工人999 2026-04-04 26/1300 2026-04-07 22:06 by hemengdong
[考研] 生物学求调剂 一志愿沪9,326分 +6 刘墨墨 2026-04-06 6/300 2026-04-06 19:36 by lijunpoly
[考研] 调剂 一志愿吉林大学357分 +5 .Starry. 2026-04-04 5/250 2026-04-06 09:28 by cql1109
[考研] 070300化学学硕311分求调剂 +11 梁富贵险中求 2026-04-04 13/650 2026-04-06 07:24 by houyaoxu
[考研] 材料调剂 +13 一样YWY 2026-04-03 14/700 2026-04-05 18:20 by 蓝云思雨
[考研] 一志愿西北农林畜牧专硕336分求调剂 +3 5ourr 2026-04-03 3/150 2026-04-05 10:40 by JOKER0401
[考研] 一志愿江南大学085501机械工程专硕326分,本科佳木斯大学 +5 顾若浮生 2026-04-03 9/450 2026-04-05 09:57 by 1753564080
[考研] 344材料与化工调剂 +9 调剂上岸玘 2026-04-03 9/450 2026-04-04 23:10 by happyddm
[考研] 316求调剂 +9 墨辰_Orion926 2026-04-04 9/450 2026-04-04 21:35 by lbsjt
[考研] 368求调剂 +5 今华习 2026-04-03 7/350 2026-04-04 18:47 by imissbao
信息提示
请填处理意见