24小时热门版块排行榜    

Znn3bq.jpeg
北京石油化工学院2026年研究生招生接收调剂公告
查看: 397  |  回复: 1

耐耐的帽子

铁虫 (初入文坛)

[求助] 微谱求助 已有1人参与

碳谱数据如下:
12.3,18.2,20.1,20.5,21.6,22.2,24.0,28.3,29.2,31.6,34.4,36.5,40.8,41.4,41.8,44.4,44.8,51.9,57.4,68.2,73.7,76.1,78.9,121.1,133.3,137.0,143.7,209.8
氘代甲醇
回复此楼

» 猜你喜欢

充满笑意地迎接每一天。
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

笑多会怀孕

铁杆木虫 (著名写手)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
耐耐的帽子: 金币+10, ★★★很有帮助, 谢谢! 2015-05-11 12:36:20
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

溶剂选项:
匹配容差: (数字格式,可自行设定)
相似度:   %(相似度>=50%)
碳谱库:   Nat Syn


查询结果:共查到468个化合物(查询结果仅供参考)
1 .     22E,24R-ergosta-7,22-diene-3β,5α,6β,9α-tetraol
C28H46O4     相似度:96.4%
Chinese Journal of Medicinal Chemistry          2008          18          279-283
Chemical constituents from endophytic fungus S26 of Cephalotaxus hainanensis
CHEN Ping, WU Jiao, DAI Hao-fu, XIE Xiu-chao, MEI Wen-li
Structure      13C NMR   碳谱模拟图
2 .     (22E,22R)-ergost-7,22-diene-3β,5α,6β,9α-tetraol
    相似度:96.4%
Chinese Journal of Marine Drugs          2013          32          8-12
Secondary metabolites from the fungus Engyodontium album associated with the South China Sea starfish Anthenea pentagonula
E Heng-chao, ZHOU Wei, LIU Bao-shu, TANG Hua, SUN Peng, LI Ling, ZHANG Wen*
Structure      13C NMR   碳谱模拟图
3 .     22E,24R-ergosta-7,22-diene-3β,5α,6β,9α-tetraol
C34H54O8     相似度:96.4%
European Journal of Plant Pathology          2012          134          239-247
Toxins from a symbiotic fungus, Leptographium qinlingensis associated with Dendroctonus armandi and their in vitro toxicities to Pinus armandi seedlings
Xiao-Jun Li, Jin-Ming Gao, Hui Chen, An-Ling Zhang, Ming Tang
Structure      13C NMR   碳谱模拟图
4 .     (22E,24R)-ergosta-7,22-diene-3β,5α,6α,9α-tetraol
C32H52O4     相似度:92.8%
Natural Product Research and Development          2007          19          436-438
Chemical Constituents of Basidiomycetes Russula subnigricans
GONG Qing-fang; ZHANG Yu-mei; TAN Ning-hua; CHEN Zuo-hong
Structure      13C NMR   碳谱模拟图
5 .     topsentisterol C3
C29H48O4     相似度:86.2%
Journal of Natural Products          2006          69          1760-1768
26,27-Cyclosterols and Other Polyoxygenated Sterols from a Marine Sponge Topsentia sp.
Xuan Luo, Famei Li, Pramod B. Shinde, Jongki Hong, Chong-O. Lee, Kwang Sik Im, and Jee H. Jung
Structure      13C NMR   碳谱模拟图
6 .     22E,24R-ergosta-7,22-diene-3β,5α,6β,9α-tetraol
    相似度:85.7%
Acta Botanica Sinica          2003          45          753-756
Steroids from the Fungus Pleurotus ostreatus
ZHAN Zha-Jun, WANG Ying, YANG Sheng-Ping, YUE Jian-Min
Structure      13C NMR   碳谱模拟图
7 .     compound 12
    相似度:85.7%
Steroids          1995          60          666-673
New cytotoxic steroids from the marine sponge Dysidea fragilis coming from the lagoon of Venice
Anna Aiello, Ernesto Fattorusso, Marialuisa Menna, Rosa Carnuccio, Teresa Iuvone
Structure      13C NMR   碳谱模拟图
8 .     (22E,24S)-24-methyl-5α-cholesta-7,22-diene-3β,5,6β-tetraol
C28H48O4     相似度:85.7%
Chinese Traditional and Herbal Drugs          1994          25          342-343+390
Studies on the Chemical Constituents of Kuhonggu (Russula rosacea)(Ⅱ)
Wang Huaibin; Xu Weishen; et al(Institute of Materia Medica; Chinese Academy of Medica Sciences; Beijing);
Structure      13C NMR   碳谱模拟图
9 .     trihydroxyergosta-7,22-dien-3β,5α,6β,9α-tetraol
2楼2015-05-11 11:18:29
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 耐耐的帽子 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] 311求调剂 +3 surte 2026-04-08 7/350 2026-04-08 12:49 by chemisry
[考研] 0703调剂,一志愿天津大学319分 +22 haaaabcd 2026-04-05 24/1200 2026-04-08 11:46 by Evan_Liu
[考研] 285求调剂 +7 AZMK 2026-04-07 7/350 2026-04-08 11:10 by 逆水乘风
[考研] 材料调剂 +19 一样YWY 2026-04-02 20/1000 2026-04-08 11:02 by 不吃魚的貓
[考研] 材料科学与工程320求调剂,080500 +10 黄瓜味薯片 2026-04-06 10/500 2026-04-08 09:08 by oooqiao
[考研] 266调剂 +6 daya sun 2026-04-07 7/350 2026-04-08 08:59 by 蓝云思雨
[考研] 一志愿211,化学学硕,310分,本科重点双非,求调剂 +19 努力奋斗112 2026-04-07 20/1000 2026-04-07 23:12 by JourneyLucky
[考研] 材料与化工专硕306分找合适调剂 +20 沧海轻舟e 2026-04-06 20/1000 2026-04-07 22:54 by 来看流星雨10
[论文投稿] Decision: Revise for Editor还会送审吗 100+3 CccccccccFD 2026-04-04 5/250 2026-04-07 10:58 by 北京莱茵润色
[考研] 机械专硕274求调剂,不挑专业学校 +6 泛泛2333 2026-04-05 8/400 2026-04-06 18:06 by 泛泛2333
[考研] 生物学求调剂 +5 15064154688 2026-04-03 5/250 2026-04-06 11:56 by lijunpoly
[考研] 材料专硕283求调剂 +17 试试看呗 2026-04-04 18/900 2026-04-06 09:24 by 286640313
[考研] 085600,320分求调剂 +7 大馋小子 2026-04-01 8/400 2026-04-05 21:19 by 学员8dgXkO
[考研] 考研调剂 +5 四川王涛 2026-04-04 5/250 2026-04-04 22:18 by 啵啵啵0119
[考研] 11408 一志愿西电,277分求调剂 +4 zhouzhen654 2026-04-03 4/200 2026-04-04 18:10 by 猪会飞
[考研] 一志愿中国石油大学化学工程323分求调剂 +4 化工专硕323分 2026-04-03 6/300 2026-04-03 22:12 by dongzh2009
[考研] 320求调剂 +5 振—TZ 2026-04-02 5/250 2026-04-03 14:42 by fxue1114
[考研] 366求调剂 +7 sbdnd 2026-04-03 7/350 2026-04-03 12:40 by cymywx
[考研] 085801 总分275 本科新能源 求调剂 +19 bradoner 2026-04-01 23/1150 2026-04-03 10:07 by linyelide
[考研] 一志愿北京科技,085601总分305求调剂 +9 半生瓜! 2026-04-01 11/550 2026-04-02 08:28 by Wang200018
信息提示
请填处理意见