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刘志刚

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[求助] 各位亲爱的虫友,求助这个化合物的微谱数据,母核已确定为二氢黄酮。

各位亲爱的虫友,求助这个化合物的微谱数据,母核已确定为二氢黄酮。
7.1,73.9,85.3,95.5,101.7,105.8,116.0,116.2,121.0,130.2,146.5,147.3,150.2,162.2,162.6,166.6,198.7溶剂为氘代甲醇
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刘志刚: 金币+15, ★★★★★最佳答案, 谢谢你 2013-05-16 10:50:42
???????????鵽46????????(???????????ο?)  
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1 .     6-methylaromadendrin
    ?????:76.4%
Phytochemistry          1985          24          155-158
Flavonoid glycosides from needles of Pinus massoniana
Zhaobang Shen, Olof Theander
Structure      13C NMR   ???????

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2 .     2R,3R-Dihydroquercetin
    ?????:70.5%
Journal of Agricultural and Food Chemistry          2001          49          2788-2798
Isolation and Characterization of Novel Benzoates, Cinnamates, Flavonoids, and Lignans from Riesling Wine and Screening for Antioxidant Activity
Beate Baderschneider and Peter Winterhalter
Structure      13C NMR   ???????

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3 .     taxifolin
    ?????:64.7%
Planta Medica          1981          43          82-85
Dihydroflavanonols from Cedrus deodara,A 13C NMR Study
P. K. Agrawal, S. K. Agarwal, R. P. Rastogi and B.-G. Dsterdahal
Structure      13C NMR   ???????

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4 .     dihydroquercetin
    ?????:64.7%
Chemistry of Natural Compounds          2009          45          85-86
FLAVONOIDS FROM Rhododendron decorum
Hui Zi Jin, Gang Chen,Xue Feng Li, Yun Heng Shen, Shi Kai Yan, Lu Zhang,Ming Yang, and Wei Dong Zhang
Structure      13C NMR   ???????

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5 .     Taxifolin
C9H8O3     ?????:64.7%
Chemistry of Natural Compounds          2009          45          725-727
CHEMICAL CONSTITUENTSFROM Rhododendron spinuliferum
Gang Chen, Huizi Jin, Xuefeng Li,Qi Zhang, Yunheng Shen, Shikai Yan,and Weidong Zhang
Structure      13C NMR   ???????

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6 .     3,3',5',5,7-pentahydroflavanone
C15H12O7     ?????:64.7%
Natural Product Research          2007          21          283-291
Antibacterial phenolic compounds from the spines of Gleditsia sinensis Lam.
Ligang Zhou; Duan Li; Jingguo Wang; Yuanshuai Liu; Jianyong Wu
Structure      13C NMR   ???????

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7 .     (+)-taxifolin
    ?????:64.7%
China Journal of Chinese Materia Medica          2006          31          1795-1797
Studies on chemical constituentsof Cercis chinensis
MU lihua, ZHANG Dongming
Structure      13C NMR   ???????

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8 .     cilicicone-b
C15H14O8     ?????:64.7%
Zeitschrift f??r Naturforschung B          2007          62b          121-124
Two New Hydroxy Chalcone Derivatives from Thymus cilicicus
Bahar Ahmed and Tawfeq A. Al-Howiriny
Structure      13C NMR   ???????

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9 .     dihydroquercetin
    ?????:64.7%
Phytochemistry          1989          28          1237-1240
Polyphenolic glycosides from Douglas fir inner bark
Lai Yeap Foo,Joseph J. Karchesy
Structure      13C NMR   ???????

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10 .     (2R,3R)-(+)-dihydroquercetin
    ?????:64.7%
China Journal of Chinese Materia Medica          2010          35          722-724
Dihydroflavones in Rhododendron concinnum
ZHAO Lei*; WU Dinghui; YU Xiaohui; ZHANG Yan
Structure      13C NMR   ???????

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11 .     dihydroquercetin
    ?????:64.7%
Chinese Traditional and Herbal Drugs          2010          41          191-195
Chemical constituents in stem bark of Morus cathayana
NI Gang; ZHANG Qing-jian; ZHENG Zhong-fei; CHEN Ruo-yun; YU De-quan
Structure      13C NMR   ???????

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12 .     taxifolin
    ?????:64.7%
Archives of Pharmacal Research          2003          26          1018-1023
Constituents of the stems and fruits of Opuntia ficus-indica var. saboten
Eun Ha Lee, Hyoung Ja Kim, Yun Seon Song, Changbae Jin and Kyung-Tae Lee, et al.
Structure      13C NMR   ???????

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13 .     taxifolin
    ?????:64.7%
Archives of Pharmacal Research          2007          30          13-17
Monoamine oxidase inhibitory components fromCayratia japonica
Xiang Hua Han, Seong Su Hong, Ji Sang Hwang, Myung Koo Lee and Bang Yeon Hwang, et al.
Structure      13C NMR   ???????

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14 .     (2R,3R)-4-methoxyl-distylin
C16H14O7     ?????:64.7%
Chinese Journal of Medicinal Chemistry          2009          19          55-58
Chemical constituents of Paeonia albiflora
DUAN Wen-juan, JIANG Yan, JIN Xin, QIN Geng-yao, QIU Feng
Structure      13C NMR   ???????

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15 .     (+)-dihydroquercetin
    ?????:64.7%
Journal of the Chinese Chemical Society          1995          42          77-82
Chemical Constituents from the Roots of Zizyphus jujuba Mill. var. spinosa(??)
李??(Shoei-Sheng Lee);??????(Jeng-Shu Wang);?????(Karin Chiung-Sheue Chen)
Structure      13C NMR   ???????

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16 .     dihydroquercetin
    ?????:64.7%
Bioorganic & Medicinal Chemistry          2012          20          4164-4171
Natural products as a gold mine for selective matrix metalloproteinases inhibitors
Liyan Wang, Xi Li, Shoude Zhang, Weiqiang Lu, Sha Liao, Xiaofeng Liu, Lei Shan, Xu Shen, Hualiang Jiang, Weidong Zhang, Jin Huang, Honglin Li
Structure      13C NMR   ???????

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17 .     taxifolin
    ?????:64.7%
Qu??mica Nova          2010          33          1297-1300
Occurrence of biflavones in leaves of Caesalpinia pyramidalis specimens
Bahia, Marcus V.; David, Juceni P.; David, Jorge M.
Structure      13C NMR   ???????

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18 .     (+)-taxifolin
    ?????:64.7%
Acta Pharmaceutica Sinica          2010          45          1139-1143
A new chromone derivative from Berchemia lineata
SHEN Yu-xia, TENG Hong-li, YANG Guang-zhong, MEI Zhi-nan *, CHEN Xiao-long
Structure      13C NMR   ???????

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19 .     2R,3R-Dihydroquercetagetin
C15H12O8     ?????:64.7%
Journal of Agricultural and Food Chemistry          2004          52          5863-5868
Phenolic Constituents and Antioxidant Activity of Wendita calysina Leaves (Burrito), a Folk Paraguayan Tea
Anna Lisa Piccinelli, Francesco De Simone, Siro Passi, and Luca Rastrelli
Structure      13C NMR   ???????

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20 .     dihydroquercetin
    ?????:64.7%
Chinese Traditional and Herbal Drugs          2012          43          242-246
Studies on flavonoids from Euonymus alatus
BA Yin-ying; LIU Qian-ying; SHI Ren-bing; ZHANG Lan-zhen
Structure      13C NMR   ???????

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21 .     Gericudranin C
C22H18O8     ?????:63.6%
Phytochemistry          1996          41          213-216
Cytotoxic benzyl dihydroflavonols from Cudrania tricuspidata
In-Kyoung Lee, Chang-Jin Kim, Kyung-Sik Song, Hwan-Mook Kim, Hiroyuki Koshino, Masakazu Uramoto, Ick-Dong Yoo
Structure      13C NMR   ???????

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22 .     5,7,3',4'-?????-6-C-??-D-????????????????
    ?????:61.9%
China Journal of Chinese Materia Medica          2012          37          1963-1967
Chemical constituents contained in Aeschynanthus moningeriae
LIU Huixin; LIAO Haibing; YUAN Ke
Structure      13C NMR   ???????

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23 .     Gericudranin B
C22H12O8     ?????:59.0%
Phytochemistry          1996          41          213-216
Cytotoxic benzyl dihydroflavonols from Cudrania tricuspidata
In-Kyoung Lee, Chang-Jin Kim, Kyung-Sik Song, Hwan-Mook Kim, Hiroyuki Koshino, Masakazu Uramoto, Ick-Dong Yoo
Structure      13C NMR   ???????

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24 .     3-(4'-hydroxy-benzyl)-5,7-dihydroxy-6-methylchroman-4-one
C17H16O5     ?????:52.9%
Phytochemistry          2006          67          2159-2163
Homoisoflavanones from Disporopsis aspera
Anh-Tho Nguyen, Jeanine Fontaine, Hugues Malonne, Pierre Duez
Structure      13C NMR   ???????

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25 .     compound 1a
    ?????:52.9%
Phytochemistry          1994          36          1087-1088
5, 7, 2??, 5??-Tetrahydroxydihydroflavonol 3-rhamnoside from Plinia pinnata
Jeannette Mendez, Masahisa Hasegawa, Anna Rita Bilia, Ivano Morelli
Structure      13C NMR   ???????

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26 .     (2R,3R)-6,8-di-C-methyldihydrokaempferol
C17H16O6     ?????:52.9%
Chemical & Pharmaceutical Bulletin          2010          58          859-861
Flavonoids from the Aerial Parts of Diplomorpha canescens
Hari Prasad Devkota, Masato Watanabe, Takashi Watanabe and Shoji Yahara
Structure      13C NMR   ???????

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27 .     dihydrokaempferol
    ?????:52.9%
Phytochemistry          1989          28          1237-1240
Polyphenolic glycosides from Douglas fir inner bark
Lai Yeap Foo,Joseph J. Karchesy
Structure      13C NMR   ???????

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28 .     8,3',4'-trihydroxy-5,7-dimethoxy-4-phenylcoumarin
C17H14O7     ?????:52.9%
Phytochemistry          1989          28          1773-1774
A 4-arylcoumarin from Coutarea hexandra
Mario D'Agostino,Vincenzo De Feo,Francesco De Simone,Cosimo Pizza
Structure      13C NMR   ???????

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29 .     taxifolin 3'-O-??-D-(6''-O-phenylaceacetyl)-glucopyranoside
    ?????:52.9%
Phytochemistry          1985          24          155-158
Flavonoid glycosides from needles of Pinus massoniana
Zhaobang Shen, Olof Theander
Structure      13C NMR   ???????

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30 .     quercetin
    ?????:52.9%
Chinese Traditional and Herbal Drugs          2010          41          1787-1790
??????????????о?
???;????;????;??Ц?;??????;??????
Structure      13C NMR   ???????

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31 .     skimmin
    ?????:52.9%
Chinese Pharmaceutical Journal          2009          44          1851-1853
Research on the Chemical Constituents in Leaves of Camellia semiserrata Chi.
LIN Hong-jing, FENG Bao-min, SHI Li-ying, TANG Ling, WANG Yong-qi
Structure      13C NMR   ???????

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32 .     3,7,3',4'-tetrahydroxyflavanone
    ?????:52.9%
Natural Product Research and Development          2010          22          590-593
Studies on the Chemical Constituents in Herb of Caesalpinia sappan L.(??)
WANG Zhen-yue; WANG Zong-quan;ZHOU Ya-bin*; LI Chun-yan
Structure      13C NMR   ???????

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33 .     ?????
    ?????:52.9%
Chinese Traditional and Herbal Drugs          2011          42          38-41
Chemical constituents of antitumor active fraction of Lysimachia clethroides
WU Wei, WANG Chun-zhi, LI Xia, LI Xiao-ran, XU Qiong-ming, YANG Shi-lin
Structure      13C NMR   ???????

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34 .     homoeriodictyol sodium salt
C16H13O6Na     ?????:52.9%
Journal of Agricultural and Food Chemistry          2005          53          6061-6066
Evaluation of Bitter Masking Flavanones from Herba Santa (Eriodictyon californicum (H. & A.) Torr., Hydrophyllaceae)
Jakob P. Ley, Gerhard Krammer, Gerald Reinders, Ian L. Gatfield, and Heinz-J??rgen Bertram
Structure      13C NMR   ???????

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35 .     6-hydroxyluteolin
    ?????:52.9%
Natural Medicines          1995          49          340-342
Studies on Constituents of Plantaginis Herba 7 : Flavonoids from Plantago asiatica and P. hostifolia
NISHIBE SANSEI,MURAI MICHIKO,TAMAYAMA YASUHIKO
Structure      13C NMR   ???????

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36 .     3,5,7,4',5''-Pentahydroxy-6-[1-(p-hydroxyphenyl)ethyl]flavanone
C23H19O7     ?????:52.6%
Magnetic Resonance in Chemistry          2007          45          262-264
NMR assignments of unusual flavonoids from the kino of Eucalyptus citriodora (pages 262?C264)
Marinalva Oliveira Freitas, Mary Anne S. Lima and Edilberto R. Silveira
Structure      13C NMR   ???????

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37 .     quercetagetin 6-glucoside
    ?????:52.3%
Phytochemistry          1997          45          201-202
Quercetagetin 6-O-??-D-glucopyranoside from Tagetes mandonii
Mario D'Agostino, Francesco De Simone, Sonia Piacente, Cosimo Pizza, Felice Senatore
Structure      13C NMR   ???????

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38 .     (2R,3R)-2,3-dihydroquercetin7-??-D-glucopyranoside
    ?????:52.3%
Phytochemistry          1996          42          1185-1189
Phenolics from inner bark of Pinus sylvestris
Hefeng Pan, Lennart N. Lundgren
Structure      13C NMR   ???????

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39 .     taxifolin 7-O-??-D-glucopyranoside
    ?????:52.3%
Korean Journal of Pharmacognosy          2002          33(4)          404-410
Phenolic Compounds from Barks of Ulmus macrocarpa and Its Antioxidative Activities
Kwon, Young-Min; Lee, Jae-Hee; Lee, Min-Won
Structure      13C NMR   ???????

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40 .     dihydroquercetin-7-O-??-D-glucopyranoside
    ?????:52.3%
Phytochemistry          1989          28          1237-1240
Polyphenolic glycosides from Douglas fir inner bark
Lai Yeap Foo,Joseph J. Karchesy
Structure      13C NMR   ???????

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41 .     Taxifolin
    ?????:52.3%
Phytochemistry          1985          24          155-158
Flavonoid glycosides from needles of Pinus massoniana
Zhaobang Shen, Olof Theander
Structure      13C NMR   ???????

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42 .     quercetagitrin
    ?????:52.3%
Chemistry & Biodiversity          2012          9          2096-2158
Flavonoids in Subtribe Centaureinae (Cass.) Dumort. (Tribe Cardueae, Asteraceae): Distribution and 13C-NMR Spectral Data
Carmen Formisano, Daniela Rigano, Felice Senatore, Svetlana Bancheva, Antonella Maggio, Sergio Rosselli and Maurizio Bruno
Structure      13C NMR   ???????

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43 .     gericudranin E
C22H19O7     ?????:50%
Journal of Natural Products          1995          Vol 58          1614-1617
Two Benzylated Dihydroflavonols from Cudrania tricuspidata
In-Kyoung Lee, Chang-Jin Kim, Kyung-Sik Song, Hwan-Mook Kim, Ick-Dong Yoo, Hiroyuki Koshino, Yasuaki Esumi, Masakazu Uramoto
Structure      13C NMR   ???????

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44 .     (2S,3S)-taxifolin 3-O-arabinoside
    ?????:50%
Phytochemical Analysis          2006          17          20-24
Structural Studies of Zoospore Attractants from Trachelospermum jasminoides var. pubescens: Taxifolin 3-O-glycosides
Shinzo Hosoi, Eri Shimizu, Kosei Ohno, Ryozo Yokosawa, Shiro Kuninaga, Maksut Coskun and Akiyo Sakushima
Structure      13C NMR   ???????

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45 .     6-or 8-C-methylaromadendrin7-O-??-D-glucoside
    ?????:50%
Phytochemistry          1985          24          155-158
Flavonoid glycosides from needles of Pinus massoniana
Zhaobang Shen, Olof Theander
Structure      13C NMR   ???????

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46 .     6-[1-(p-hydroxy-phenyl)Ethyl]-7-o-methyl aromadendrin
    ?????:50%
Journal of Agricultural and Food Chemistry          2012          60          7866-7872
Antiproliferative Activity and Apoptosis Induction of Eucalyptus Citriodora Resin and Its Major Bioactive Compound in Melanoma B16F10 Cells
Pin-Der Duh, Zong-Tsi Chen, Shwu-Woan Lee, Tsuey-Pin Lin, Ya-Ting Wang, Wen-Jye Yen, Ling-Feng Kuo, and Heuy-Ling Chu
Structure      13C NMR   ???????
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