Znn3bq.jpeg
²é¿´: 318  |  »Ø¸´: 1

Smiling920

гæ (³õÈëÎÄ̳)

[ÇóÖú] άÆÕÇóÖú£¬Ð»Ð»£¡ ÒÑÓÐ1È˲ÎÓë

13C NMR (126 MHz, MeOD) ¦Ä       8.07, 20.51, 30.69, 55.61, 78.46, 91.88, 103.15, 104.85, 115.97, 128.19, 134.67, 154.87, 154.91, 155.45, 156.99, 157.79.
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

seuseasoar

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Smiling920: ½ð±Ò+10, ¡ï¡ï¡ïºÜÓаïÖú, ллภ2015-03-25 20:28:48
1 .     (2R)-7,4'-dihydroxy-5-methoxy-8-methylflavan
C17H19O4     ÏàËÆ¶È:93.7%
Journal of Natural Products          2009          72          1631-1636
Cytotoxic Constituents of Soymida febrifuga from Myanmar
Suresh Awale, Tatsuya Miyamoto, Thein Zaw Linn, Feng Li, Nwet Nwet Win, Yasuhiro Tezuka, Hiroyasu Esumi, and Shigetoshi Kadota
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
2 .     5,4'-dihydroxy-7-methoxy-6-methylflavane
C17H18O4     ÏàËÆ¶È:88.2%
Helvetica Chimica Acta          2004          Vol. 87          1167
Flavonoids from the Resin of Dracaena cochinchinensis
Qing-An Zheng, Hai-Zhou Li, Ying-Jun Zhang, and Chong-Ren Yang
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
3 .     Cambodianin E
C34H34O8     ÏàËÆ¶È:87.5%
Journal of Asian Natural Products Research          2012          14          436-440
Two new antimicrobial flavanes from dragon¡¯s blood of Dracaena cambodiana
Hui-Qin Chen, Wen-Jian Zuo, Hui Wang, Hai-Yan Shen, Ying Luo,Hao-Fu Dai and Wen-Li Mei
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
4 .     5,4'-dihydroxy-7-methoxy-6-methylflavane
    ÏàËÆ¶È:87.5%
Natural Product Research and Development          2013          25          1060-1066
Phenolic Constituents from Chinese Dragon¡¯s Blood and Its Ultraviolet Spectrum Characteristic
LIU Xing, WANG Bei, GAO Yuan, LI Rong-tao, LI Hai-zhou*
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
5 .     5,4'-dihydroxy-7-methoxy-6-methylflavane
C17H18O4     ÏàËÆ¶È:81.2%
Acta Pharmaceutica Sinica          2009          Vol 44          764−767
New homoisoflavanones from Polygonatum odoratum(Mill.) Druce
LI Li-hong; REN Feng-zhi; CHEN Shu-hong; GAO Yue-qi
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
6 .     5,7-dihydroxy-4'-methoxy-8-methylflavane
    ÏàËÆ¶È:81.2%
Chinese Journal of Natural Medicines          2011          9          112-114
Chemical Constituents from Dragon's Blood of Dracaena cambodiana
LUO Ying,, DAI Hao-Fu, WANG Hui, MEI Wen-Li
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
7 .     Daemonorol E
C17H18O4     ÏàËÆ¶È:68.7%
Helvetica Chimica Acta          2009          92          1999-2008
Novel Flavonoids in Dragon's Blood of Daemonorops draco
Ken-ichi Nakashima, Naohito Abe, Fumiko Kamiya, Tetsuro Ito, Masayoshi Oyama, Munekazu Iinuma
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
8 .     4-hydroxy-5,7-dimethoxy-8-methylflavan
    ÏàËÆ¶È:68.7%
Phytochemistry          1990          29          625-627
Chromones and flavans from Pancratium maritimum
A.A. Ali,M.A. Makboul,A.A. Attia,D.T. Ali
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
9 .     (2S)-5,7-dimethoxy-4'-hydroxyflavan
    ÏàËÆ¶È:68.7%
China Journal of Chinese Materia Medica          2011          36          2676-2679
Studies on chemical constituents from leaves of Uraria lacei
WANG, Chao, LIANG, Hui, GUO, Junming, HUANG, Xiangzhong, LIU, Xiaofang, WANG, Jiong
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
10 .     2S)-5,7-dihydroxy-4'-methoxy-8-methylflavane
C17H18O4     ÏàËÆ¶È:62.5%
Zeitschrift f¨¹r Naturforschung B          2008          63b          1407-1410
Flavanes from Dracaena cambodiana
Jian Liu, Hao-Fu Dai, Jiao Wu, Yan-Bo Zeng, andWen-Li Mei
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
11 .     (2S)-5,7-dimethoxy-4'-hydroxyflavan
    ÏàËÆ¶È:62.5%
Phytochemistry          1988          27          2225-2228
Guaianolides and other constituents of Helianthus microcephalus
Alicia B. Gutierrez,Werner Herz
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
12 .     (2S)-5,4'-dihydroxy-7-methoxyflavan
    ÏàËÆ¶È:62.5%
China Journal of Chinese Materia Medica          2013          38          354-357
Chemical constituents and their antitumor cytotoxic activity in leaves of Ilex centrochinensis
LI Lu-jun, DU Peng, SUN Ke-huan, CAO Mei-qun, WU Zheng-zhi,
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
13 .     (2R)-caesalflavan A
C17H18O5     ÏàËÆ¶È:58.8%
Phytochemistry Letters          2014          7          186-189
Isopimarane diterpenes and flavan derivatives from the twigs of Caesalpinia furfuracea
Ittipon Siridechakorn, Sarot Cheenpracha, Thunwadee Ritthiwigrom, Wong Phakhodee, Suwanna Deachathai, Theeraphan Machan, Nirun Ruankeaw, Surat Laphookhieo
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
14 .     (2R)-caesalflavan B
C17H18O4     ÏàËÆ¶È:58.8%
Phytochemistry Letters          2014          7          186-189
Isopimarane diterpenes and flavan derivatives from the twigs of Caesalpinia furfuracea
Ittipon Siridechakorn, Sarot Cheenpracha, Thunwadee Ritthiwigrom, Wong Phakhodee, Suwanna Deachathai, Theeraphan Machan, Nirun Ruankeaw, Surat Laphookhieo
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
15 .     4-methylresveratrol
C18H14O3     ÏàËÆ¶È:56.2%
Chemical & Pharmaceutical Bulletin          2008          56(7)          1022-1025
A New Homostilbene and Two New Homoisoflavones from the Bulbs of Scilla scilloides
Yoichiro NISHIDA,Masashi ETO,Hiroyuki MIYASHITA,Tsuyoshi IKEDA,Koki YAMAGUCHI,Hitoshi YOSHIMITSU,Toshihiro NOHARA,and Masateru ONO
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
16 .     tupichinol C
C15H14O3     ÏàËÆ¶È:56.2%
Journal of Natural Products          2003          66          161-168
New Flavans, Spirostanol Sapogenins, and a Pregnane Genin from Tupistra chinensis and Their Cytotoxicity
Wen-Bin Pan, Fang-Rong Chang, Li-Mei Wei, and Yang-Chang Wu
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
17 .     3S-vestitol
    ÏàËÆ¶È:56.2%
Journal of Chinese Pharmaceutical Sciences          2006          15          178-181
Flavonoids from Millettia nitita var. hirsutissima
FENG Jie; LIANG Hong; ZHAO Yu-ying; andWU Zeng-bao
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
18 .     (R)-(-)-vestitol
    ÏàËÆ¶È:56.2%
Journal of Natural Products          1987          Vol 50          696
Traditional Medicinal Plants of Thailand, VIII. Isoflavonoids of Dalbergia candenatensis Traditional Medicinal Plants of Thailand, VIII. Isoflavonoids of Dalbergia candenatensis
Matthias O. Hamburger, Geoffrey A. Cordell, Payom Tantivatana, Nijsiri Ruangrungsi
Structure      13C NMR    Structure & 13C NMR     Ì¼Æ×Ä£Äâͼ
ÄáºÕ
2Â¥2015-03-24 21:58:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ Smiling920 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤349·ÖÇóµ÷¼Á +8 Àîľ×Ó°¡¹þ¹þ 2026-04-12 9/450 2026-04-12 22:55 by Àîľ×Ó°¡¹þ¹þ
[¿¼ÑÐ] Çóµ÷¼Á£¬985²ÄÁÏÓ뻯¹¤348·Ö +9 º­ÖñÁõ 2026-04-11 13/650 2026-04-12 22:40 by º­ÖñÁõ
[¿¼ÑÐ] 295·ÖÇóµ÷¼Á +13 ?ÒªÉϰ¶? 2026-04-10 13/650 2026-04-12 15:37 by laoshidan
[¿¼ÑÐ] 335Çóµ÷¼Á +13 ÏëÉϰ¶Ñ½£¡£¡ 2026-04-12 13/650 2026-04-12 11:37 by ²ñС°×
[¿¼ÑÐ] 26×ÔÈ»µØÀíѧ303·ÖÇóµ÷¼Á +6 Ò»Õ½³É˶°¡°¡°¡° 2026-04-06 11/550 2026-04-11 21:27 by Åáºêΰ
[¿¼ÑÐ] 085404 293Çóµ÷¼Á +9 ÓÂÔ¶¿â°®314 2026-04-06 10/500 2026-04-11 10:36 by ×ÏêØ×ÏÆå
[¿¼ÑÐ] 0854µ÷¼Á +8 950824he@ 2026-04-09 8/400 2026-04-11 10:11 by zhq0425
[¿¼ÑÐ] ±¾¿ÆÎ÷¹¤´ó 0856 324Çóµ÷¼Á +10 wysyjs25 2026-04-09 11/550 2026-04-10 08:37 by 5268321
[¿¼ÑÐ] 085601³õÊÔ330·ÖÕÒµ÷¼Á +10 Á÷ÐÄÄ̻ưül 2026-04-09 10/500 2026-04-10 08:14 by Sammy2
[¿¼ÑÐ] 0703»¯Ñ§Çóµ÷¼Á +21 ²»ÖªÃûµÄСئ 2026-04-08 21/1050 2026-04-09 18:55 by l_paradox
[¿¼ÑÐ] 337Çóµ÷¼Á +4 Gky09300550£¬ 2026-04-09 4/200 2026-04-09 17:18 by ÅÁ¶ûÂíÀ­ÌØ
[¿¼ÑÐ] ²ÄÁϹ¤³Ìµ÷¼Á +12 СÁõͬѧ߹߹ 2026-04-06 13/650 2026-04-09 17:07 by luoyongfeng
[¿¼ÑÐ] Ò»Ö¾Ô¸ÎäÀí³µÁ¾ 281 Çóµ÷¼Á +5 Éϰ¶Ñо¿Éú. 2026-04-07 5/250 2026-04-09 15:56 by onlyÖÜ
[¿¼ÑÐ] 085801 ×Ü·Ö275 ±¾¿ÆÐÂÄÜÔ´ Çóµ÷¼Á +8 bradoner 2026-04-08 9/450 2026-04-09 13:43 by onlyÖÜ
[¿¼ÑÐ] 266µ÷¼Á +8 daya sun 2026-04-07 9/450 2026-04-08 20:27 by yutian743
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ª´ó»¯Ñ§327Çóµ÷¼Á +12 ÍõÍõ°×ʯ 2026-04-06 13/650 2026-04-08 16:05 by luoyongfeng
[¿¼ÑÐ] Çóµ÷¼Á +15 ÐܶþÏëÉϰ¶ 2026-04-06 15/750 2026-04-08 04:53 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] µ÷¼ÁÇóÖú£¨ÉúÎïÓëÒ½Ò©£© +6 @6952 2026-04-06 6/300 2026-04-07 23:52 by lys0704
[¿¼ÑÐ] 331Çóµ÷¼Á +5 ÕÅÔªÒ» 2026-04-07 6/300 2026-04-07 22:13 by hemengdong
[¿¼ÑÐ] 22408 331·ÖÇóµ÷¼Á +4 y__1 2026-04-06 4/200 2026-04-06 17:26 by ÍÁľ˶ʿÕÐÉú
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û