| 查看: 260 | 回复: 1 | ||
[求助]
一个信号很低的化合物微谱求助 已有1人参与
|
|
溶剂：MeOD， 碳谱数据：14.52,14.71,15.45,16.23,16.42,22.48,22.67,24.86,25.05,25.60,26.99,27.19,30.13,32.01,32.20,36.47,38.75,39.30,41.06,41.52,46.60,51.32,51.50,55.50,61.00,75.12,75.27,89.74,94.21,94.36,105.52,122.21,143.41,169.98,176.63. 会不会是不纯，把信号很低的杂志峰算进去了？请高手帮忙，谢谢！ |
回复此楼» 猜你喜欢
333求调剂
已经有9人回复
-
070300化学学硕311分求调剂
已经有3人回复
-
321求调剂
已经有13人回复
-
348求调剂
已经有4人回复
-
0703化学
已经有8人回复
-
材料调剂
已经有11人回复
-
081700学硕，323分，一志愿中国海洋大学求调剂学校
已经有10人回复
-
0703求调剂383分
已经有7人回复
-
0703化学调剂325分
已经有4人回复
-
329求调剂
已经有15人回复
» 本主题相关价值贴推荐，对您同样有帮助:
- 微谱求助一化合物结构 谢谢
已经有3人回复
- 微谱求助一化合物结构 谢谢
已经有4人回复
- 化合物微谱求助
已经有3人回复
- 求助一个化合物红外信号归属 有结构式 有图谱
已经有4人回复
- 化合物纯化后氢谱上活泼氢信号缺失，求问原因，附图
已经有9人回复
- 微谱求助一化合物结构
已经有4人回复
- 求助微谱数据查询
已经有5人回复
- 求助微谱数据3个
已经有6人回复
- 求助两个化合物的微谱数据查询
已经有3人回复
- 求助一个化合物的微谱数据
已经有4人回复
- 微谱求助一化合物！！
已经有5人回复
- 微谱求助一化合物！！
已经有5人回复
- 微谱数据库查询一个化合物
已经有3人回复
- 求助通过微谱查询化合物结构
已经有4人回复
- 求微谱数据库检索2个五环三萜化合物
已经有4人回复
- 求助：各位虫爷，求微谱！八百里加急！！！靠你们了！
已经有19人回复
- [求助]哪位好人学校可以使用微谱数据库，帮我检索几个化合物的母核。谢谢！
已经有4人回复
- 【转帖】【求助】：NMR中C信号缺失的例子（如含羰基的苦木素类化合物结构鉴定的文献）
已经有4人回复
【答案】应助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与，应助指数 +1
--木木: 金币+12, ★★★很有帮助 2014-11-04 20:46:44
感谢参与，应助指数 +1
--木木: 金币+12, ★★★很有帮助 2014-11-04 20:46:44
|
1 . 3-O-β-D-(6-O-methyl-glucuronopyranosyl) oleanolic acid 相似度:75% Chinese Traditional and Herbal Drugs 2013 44 272-276 Chemical constituents in Amaranthus spinosus LI Jie, CHEN Quan-cheng, LIN Ting, XU Yang, HUANG Xue-min, ZOU Xiu-hong, CHEN Hai-feng Structure 13C NMR Structure & 13C NMR 碳谱模拟图 2 . Coryternic acid 3-O-β‑D-glucuronopyranoside-6'-O-methyl ester C38H58O11 相似度:73.6% Planta Medica 2011 77 1555-1558 New Triterpenoids from the Tubers of Corydalis ternata:Structural Elucidation and Bioactivity Evaluation Ki Hyun Kim, Il Kyun Lee, Sang Un Choi, Jei Hyun Lee, Eunjung Moon, Sun Yeou Kim, Kang Ro Lee Structure 13C NMR Structure & 13C NMR 碳谱模拟图 3 . oleanolic acid 3-O-β-D-glucuronopyranoside-6'-O-methyl ester 相似度:69.4% Journal of Shenyang Pharmaceutical University 2011 28 784-817 Isolation and identification of chemical constituents of roots from Gardenia jasminoides Ellis CAO, Bai-yi, LIU, Run-xiang, WANG, Jing, JIA, Ling-yun, ZHENG, Qian-wen, LU, Jin-cai Structure 13C NMR Structure & 13C NMR 碳谱模拟图 4 . oleanolic acid-3-O-β-D-glucuronopyranoside 相似度:68.5% Chinese Traditional and Herbal Drugs 2013 44 272-276 Chemical constituents in Amaranthus spinosus LI Jie, CHEN Quan-cheng, LIN Ting, XU Yang, HUANG Xue-min, ZOU Xiu-hong, CHEN Hai-feng Structure 13C NMR Structure & 13C NMR 碳谱模拟图 5 . lantadene C 相似度:68.5% Journal of the Indian Chemical Society 1999 76 723-726 New triterpenoids from Lantana camara:Isomerisation of the angeloyl moiety of lantadene A during catalytic hydrogenation S.B.Mahato,S.Sharma,B.Pramanik and O.P.Sharma Structure 13C NMR Structure & 13C NMR 碳谱模拟图 6 . 3-O-β-D-glucopyranosyl-echinocystic acid 相似度:66.6% Chinese Chemical Letters 1994 5 839-842 A NEW TRITERPENOID SAPONIN,ASTERYUNNANOSIDE H,FROM ASTER YUNNANENSIS YU SHAO AND BING NAN ZHOU,KAN MA AND HOU MING WU Structure 13C NMR Structure & 13C NMR 碳谱模拟图 7 . Oleanolic acid 3-O-β-D-galactopyranoside C36H58O8 相似度:66.6% Molecules 2008 13 1472-1486 Facile Synthesis of Oleanolic Acid Monoglycosides and Diglycosides Yu Sha, Mao-Cai Yan, Jiao Liu, Yang Liu and Mao-Sheng Cheng Structure 13C NMR Structure & 13C NMR 碳谱模拟图 8 . compoun 13 相似度:65.7% Chemical & Pharmaceutical Bulletin 1993 41 1562-1566 Studies on the Constitutents of Aster scaber THUNB. V. Structures of Six New Echinocystic Acid Glycosides Isolated from the Herb Tsuneatsu NAGAO,Yukiko IWASE and Hikaru OKABE Structure 13C NMR Structure & 13C NMR 碳谱模拟图 9 . prosapogenin methyl ester 相似度:65.7% Chemical & Pharmaceutical Bulletin 1993 41 659-665 Studies on the Constituents of Aster scaber THUNB, IV. Structures of Four New Echinocystic Acid Glycosides Isolated from the Herb Tsuneatsu NAGAO,Ryuichiro TANAKA,Yukiko IWASE and Hikaru OKABE Structure 13C NMR Structure & 13C NMR 碳谱模拟图 10 . prosapogenin methyl ester 相似度:65.7% Chemical & Pharmaceutical Bulletin 1991 39 1699-1703 Studies on teh Constitutents of Aster scaber THUNB.I. Structures of Scaberosides, Oleanolic Acid Glycosides Isolated from the Root Tsuneatsu NAGAO,Ryuichiro TANAKA and HIKARU OKABE Structure 13C NMR Structure & 13C NMR 碳谱模拟图 11 . 3-O-β-D-glucopyranosiduronic acid-echinocystic acid dimethyl ester 相似度:65.7% Phytochemistry 1996 43 195-200 An echinocystic acid saponin derivative from Kalimeris shimadae Yu Shao, Onoomar Poobrasert, Chi-Tang Ho, Chee-Kok Chin, Geoffrey A. Cordell Structure 13C NMR Structure & 13C NMR 碳谱模拟图 12 . compound 4b 相似度:65.7% Pharmazie 1998 53 481-485 A new kaurane diterpene and a new echinocystic acid saponin from Aster ageratoides SHOU-JUN GUO,J.P.KATALINIC,LAN HE and DONG-LIANG CHENG Structure 13C NMR Structure & 13C NMR 碳谱模拟图 13 . hemsgiganosides B 相似度:65.7% Journal of China Pharmaceutical University 2008 39 496-499 Chemical constituents of Rhizome of Anemone flaccida and their immuno-suppressive activities in vitro BING Fei-hong; HAN Lin-tao; ZHANG Guo-bin; YI Yan-dong Structure 13C NMR Structure & 13C NMR 碳谱模拟图 14 . oleanolic acid 3-O-β-D-glucuronopyranoside-6-O-butylester 相似度:65% Chinese Pharmaceutical Journal 2007 42 178-180 Studies on Triterpenoid Saponins from Achyranthese bidentata Bl LI Juan, BI Zhi-ming, XIAO Ya-jie, LI Ping Structure 13C NMR Structure & 13C NMR 碳谱模拟图 15 . scaberoside Ha 相似度:64.8% Chemical & Pharmaceutical Bulletin 1993 41 1562-1566 Studies on the Constitutents of Aster scaber THUNB. V. Structures of Six New Echinocystic Acid Glycosides Isolated from the Herb Tsuneatsu NAGAO,Yukiko IWASE and Hikaru OKABE Structure 13C NMR Structure & 13C NMR 碳谱模拟图 16 . 3-O-β-D-glucopyranosyl-3β,16α-dihydroxyolean-12-en-28-oic acid-28-O-α-L-arabinopyranoside C37H60O9 相似度:64.8% Chinese Chemical Letters 1996 7 1005-1008 TWO NEW TRITERPENOID SAPONINS FROM ASTER LINGULATUS BIN HU,YU SHAO,GUO WEI QIN,CHI TANG HO,CHEE KOK CHIN AND ROBERT T,ROSEN Structure 13C NMR Structure & 13C NMR 碳谱模拟图 17 . 3-O-β-D-glucopyranosyl-echinocystic acid methyl ester 相似度:64.8% Journal of Natural Products 1995 Vol 58 837-842 Echinocystic Acid Saponins from Aster yunnanensis Yu Shao, Bing-Nan Zhou, Kan Ma, Hou-Ming Wu Structure 13C NMR Structure & 13C NMR 碳谱模拟图 18 . Coryternic acid 3-O-β‑D-glucuronopyranoside C37H56O11 相似度:64.8% Planta Medica 2011 77 1555-1558 New Triterpenoids from the Tubers of Corydalis ternata:Structural Elucidation and Bioactivity Evaluation Ki Hyun Kim, Il Kyun Lee, Sang Un Choi, Jei Hyun Lee, Eunjung Moon, Sun Yeou Kim, Kang Ro Lee Structure 13C NMR Structure & 13C NMR 碳谱模拟图 19 . oleanolic acid 3-β-O-β-glucoside 相似度:63.8% Phytochemistry 2003 1201-1205 Further saponins from Taverniera aegyptiaca Zedan Z. Ibraheim, Hashem A. Hassanean, Daoud W. Bishay Structure 13C NMR Structure & 13C NMR 碳谱模拟图 20 . 3-O-[β-D-galactopyranosyl-(1→2)-[α-L-arabinopyranosyl-(1→3)]-β-D-glucopyranosyluronic acid]-gypsogenin C24H42O17 相似度:63.8% Chemical & Pharmaceutical Bulletin 1989 37 895-900 Studies on the Constituents of Luffa operculata COGN. II. : Isolation and Structure Elucidation of Saponins in the Herb Hikaru OKABE,Tsuneatsu NAGAO,Shizuko HACHIYAMA and Tatsuo YAMAUCHI Structure 13C NMR Structure & 13C NMR 碳谱模拟图 21 . β-D-galactopyranosyl oleanolate C36H58O8 相似度:63.8% Molecules 2008 13 1472-1486 Facile Synthesis of Oleanolic Acid Monoglycosides and Diglycosides Yu Sha, Mao-Cai Yan, Jiao Liu, Yang Liu and Mao-Sheng Cheng Structure 13C NMR Structure & 13C NMR 碳谱模拟图 22 . prosapogenin C36H58O8 相似度:63.8% Journal of Asian Natural Products Research 2001 3 213-217 Eclalbatin, a Triterpene Saponin from Eclipta Alba R. K. UPADHYAY, M. B. PANDEY, R. N. JHA and V. B. PANDEY Structure 13C NMR Structure & 13C NMR 碳谱模拟图 23 . 28-O-β-D-glucopyranosyl-ester-oleanolic acid 相似度:63.8% Phytochemistry 1997 46 1267-1270 13C NMR analysis of monodesmosidic saponinis from Gomphrena macrocephala Maria Cláudia Marx Young, Adriana Potomati, Edison Paulo Chu, Mitsue Haraguchi, Massao Yamamoto, Toshie Kawano Structure 13C NMR Structure & 13C NMR 碳谱模拟图 24 . oleanolic acid-3-O-β-glucuronopyranoside 相似度:63.8% Journal of Shenyang Pharmaceutical University 2005 22 181-182 Chemical constituents of the seeds of Acanthopanax senticosus(Rupr. et Maxim) Harms ZHANG Jie, LI Wen, GAO Hui-Yuan, WU Bin, WU Li-jun Structure 13C NMR Structure & 13C NMR 碳谱模拟图 25 . soyasapogenol B-3-O-β-glc A 相似度:63.8% Natural Product Research and Development 2008 20 1005-1007 Chemical Constituents from the Aerial Part of Medicago sativa L. XU Wen-yan; GAO Wei-wei*; HE Chun-nian; TONG Jian-ming Structure 13C NMR Structure & 13C NMR 碳谱模拟图 26 . 齐墩果酸 28-O-β-D-吡喃葡萄糖酯 相似度:63.8% Natural Product Research and Development 1999 11(1) 1-5 MOLLUSCICIDAL SAPONINS FORM ALTERNANTHERA PHILOXEROIDES Zhao Weimin; Qin Guowei; Xu Rensheng and K. Hostettmann Structure 13C NMR Structure & 13C NMR 碳谱模拟图 27 . compound 7 相似度:63.1% Chemical & Pharmaceutical Bulletin 1989 37 895-900 Studies on the Constituents of Luffa operculata COGN. II. : Isolation and Structure Elucidation of Saponins in the Herb Hikaru OKABE,Tsuneatsu NAGAO,Shizuko HACHIYAMA and Tatsuo YAMAUCHI Structure 13C NMR Structure & 13C NMR 碳谱模拟图 28 . compound 5 相似度:63.1% Chemical & Pharmaceutical Bulletin 1989 37 925-929 Studies on the Constituents of Thladiantha dubia BUNGE. I. : The Structures of Dubiosides A, B and C, the Quillaic Acid Glucuronide Saponins Isolated from the Tuber Tsuneatsu NAGAO,Hikaru OKABE,Kunihide MIHASHI and Tatsuo YAMAUCHI Structure 13C NMR Structure & 13C NMR 碳谱模拟图 29 . 3-O-[ 6'-O-methyl-β-D-glucuronopyranosyl]oleanolic acid methyl ester 相似度:63.1% Archives of Pharmacal Research 1993 16 104-108 Triterpenoid saponins from the root barks ofAralia elata Sam Sik Kang, Ju Sun Kim, Ok Kyung Kim and Eun Bang Lee Structure 13C NMR Structure & 13C NMR 碳谱模拟图 |
2楼2014-11-04 20:09:49
10