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1 .     5,7-dihydroxychromone
C9H6O4     ÏàËÆ¶È:69.2%
China Journal of Chinese Materia Medica          2008          33          1218-1220
Flavonoids from Aerial Parts of Arachniodes exilis
ZHOU Daonian, RUAN Jinlan, CAI Yaling
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

2 .     5,7-dihydroxy-4H-4-chromenone
    ÏàËÆ¶È:69.2%
China Journal of Chinese Materia Medica          2006          31          468-471
Non-alkaloid constituents from a Tibetan medicine Meconopsis quintuplinervia
SHANG Xiaoya, LI Chong, ZHANG Chengzhong, YANG Yongchun, SHI Jiangong
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

3 .     5,7-dihydroxychromone
    ÏàËÆ¶È:69.2%
Acta Pharmaceutica Sinica          2008          Vol 43          388-391
A new triterpenoid saponin from the fruits of Polygonum orientale
YANG Zhi-yun; QIAN Shi-hui; QIN Min-jian
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

4 .     5,7-dihydroxychromone
    ÏàËÆ¶È:69.2%
China Journal of Chinese Materia Medica          2010          35          3302-3305
Chemical constituents from flowers of Chrysanthemum indicum
FENG Ziming; YANG Yanan; JIANG Jianshuang; ZHANG Peicheng
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

5 .     5,7-dihydroxychromone
    ÏàËÆ¶È:69.2%
Chinese Pharmaceutical Journal          2008          43          1218-1220
Flavonoids from Aerial Parts of Arachniodes exilis
ZHOU Dao-nian, RUAN Jin-lan, CAI Ya-ling
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

6 .     genistein
    ÏàËÆ¶È:61.5%
Food Chemistry          2012          131          161-169
Changes occurring in compositional components of black soybeans maintained at room temperature for different storage periods
Jin Hwan Lee, Kye Man Cho
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

7 .     genistein
    ÏàËÆ¶È:61.5%
Food Chemistry          2009          114          869-873
Isolation and characterisation of the isoflavones from sprouted chickpea seeds
Shuhui Zhao, Linping Zhang, Peng Gao, Zhiyu Shao
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

8 .     Genistein
    ÏàËÆ¶È:61.5%
Journal of Agricultural and Food Chemistry          1994          42          1869-1871
Microwave-Mediated Synthesis of Anticarcinogenic Isoflavones from Soybeans
Yu-Chen Chang, Muraleedharan G. Nair, Ross C. Santell, William G. Helferich
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

9 .     5,7,2',6'-Tetrahydroxyflavone
C15H10O6     ÏàËÆ¶È:60%
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   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

10 .     2',4',5,7-Tetrahydroxyisoflavone
    ÏàËÆ¶È:60%
Archives of Pharmacal Research          2004          27          544-546
Flavonoids of crotalaria sessiliflora
Hun Sung Yoo, Ji Suk Lee, Chul Young Kim and Jinwoong Kim
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

11 .     5,7,2',4'-tetrahydroxy-3-methoxyflavone
C16H12O7     ÏàËÆ¶È:56.2%
Chinese Chemical Letters          2008          19          196-198
A new benzofuranolignan and a new flavonol derivative from the stem of Morus australis
Qing Jian Zhang, Di Zao Li, Ruo Yun Chen, De Quan Yu
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

12 .     5,6',7-trihydroxy-3',4'-methylenedioxyisoflavone
    ÏàËÆ¶È:56.2%
Bulletin of the Korean Chemical Society          2004          25          147-148
New Isoflavone Glycoside from the Woods of Sophora japonica
Youngki Park*, Hak-Ju Lee, Sung-Suk Lee, Don-Ha Choi, Jung-Soo Oh
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

13 .     5,7,2',4'-tetrahydroxy-3-methoxyflavone
C16H12O7     ÏàËÆ¶È:56.2%
Zeitschrift f¨¹r Naturforschung C          2008          63          35-39
Phenolic Constituents from the Wood of Morus australis with Cytotoxic Activity
Ferlinahayati, Y. M. Syah, L. D. Juliawaty, S. A. Achmad, E. H. Hakim, H. Takayama, I. M. Said, and J. Latip
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

14 .     5,7-dihydroxy-3',5'-dimethoxyflavone
C17H14O6     ÏàËÆ¶È:53.8%
Journal of Natural Products          2003          66          1273-1275
Tricin from a Malagasy Connaraceous Plant with Potent Antihistaminic Activity
Hidenori Kuwabara,Kyoko Mouri, Hideaki Otsuka,Ryoji Kasai, and Kazuo Yamasaki
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

15 .     5,7-dihydroxy-3',5'-dinitroflavone
C15H8O8N2     ÏàËÆ¶È:53.8%
Journal of Natural Products          2003          66          1273-1275
Tricin from a Malagasy Connaraceous Plant with Potent Antihistaminic Activity
Hidenori Kuwabara,Kyoko Mouri, Hideaki Otsuka,Ryoji Kasai, and Kazuo Yamasaki
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
--------------------------------------------------------------------------------

16 .     chrysin
    ÏàËÆ¶È:53.8%
Chemical & Pharmaceutical Bulletin          1989          37          3128-3130
Isolation of Flavonoids from Populus nigra as ¦¤4-3-Ketosteroid (5¦Á) Reductase Inhibitors
Yasuo KOMODA
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
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