Znn3bq.jpeg
²é¿´: 1117  |  »Ø¸´: 4

yanye008

ľ³æ (ÕýʽдÊÖ)

[ÇóÖú] ÇóÖú΢Æ×²éѯ»¯ºÏÎï½á¹¹

13C NMR (101 MHz, DMSO) ¦Ä 168.44 , 156.03 , 152.17 , 150.52 , 145.49 , 145.01 , 144.78 , 144.41 , 133.50 , 130.68 , 117.77 , 115.99 , 115.58 , 115.32 , 114.70 , 114.31 , 104.28 , 95.26 , 78.46 , 64.53 , 33.55 , 28.82 .
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

wangwang1989

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
²éѯģʽ£ºÄ£ºý²éѯ
̼Æ×Êý¾ÝÊäÈ룺
°´´ÓСµ½´ó˳ÐòÊäÈ룬Êý×Ö¼äÓÃÓ¢Îİë½Ç¶ººÅ(,)·Ö¸ôÀýÈ磺
21.4,30.4,37.4,73.2,73.7,125.6,126.6,139.6,140.2,168.2
ÎÒÓÐÒ»¸öÃÎÏ룬ÎÒÏ뵱У³¤
2Â¥2013-06-17 19:16:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

·çѩʹÕß

ľ³æ (ÕýʽдÊÖ)

13C NMR (101 MHz, DMSO) ¦Ä28.82,33.55,64.53,78.46,95.26,104.28,114.31,115.32,115.58,115.99,117.77,130.68,133.50,144.41,144.78,145.01,145.49,150.52,152.17,156.03,168.44.
Changeyourwords,changeyourworld!
3Â¥2013-06-17 23:05:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yanye008

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by wangwang1989 at 2013-06-17 19:16:04
²éѯģʽ£ºÄ£ºý²éѯ
̼Æ×Êý¾ÝÊäÈ룺
°´´ÓСµ½´ó˳ÐòÊäÈ룬Êý×Ö¼äÓÃÓ¢Îİë½Ç¶ººÅ(,)·Ö¸ôÀýÈ磺
21.4,30.4,37.4,73.2,73.7,125.6,126.6,139.6,140.2,168.2

28.82,33.55,64.53,78.46,95.26,104.28,114.31,115.32,115.58,115.99,117.77,130.68,133.50,144.41,144.78,145.01,145.49,150.52,152.17,156.03,168.44.
ÉÏÉÆÈôË®
4Â¥2013-06-17 23:35:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wangwang1989

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
yanye008: ½ð±Ò+50, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2013-06-18 20:53:51
²éѯģʽ£ºÄ£ºý²éѯ
̼Æ×Êý¾ÝÊäÈ룺
°´´ÓСµ½´ó˳ÐòÊäÈ룬Êý×Ö¼äÓÃÓ¢Îİë½Ç¶ººÅ(,)·Ö¸ôÀýÈ磺
21.4,30.4,37.4,73.2,73.7,125.6,126.6,139.6,140.2,168.2

ÈܼÁÑ¡Ï
Æ¥ÅäÈݲ (Êý×Ö¸ñʽ£¬¿É×ÔÐÐÉ趨)
ÏàËÆ¶È£º   %(ÏàËÆ¶È>=50%)



²éѯ½á¹û£º¹²²éµ½89¸ö»¯ºÏÎï(²éѯ½á¹û½ö¹©²Î¿¼)
1 .     cinchonain Ia
C24H20O9     ÏàËÆ¶È:83.3%
Chemical & Pharmaceutical Bulletin          1982          30          4268-4276
Tannins and Related Compounds. VII. Phenylpropanoid-substituted Epicatechins, Cinchonains from Cinchona succirubra. (1)
GENICHIRO NONAKA and ITSUO NISHIOKA
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
2 .     cinchonain Ib
C24H20O9     ÏàËÆ¶È:83.3%
Chemical & Pharmaceutical Bulletin          1982          30          4268-4276
Tannins and Related Compounds. VII. Phenylpropanoid-substituted Epicatechins, Cinchonains from Cinchona succirubra. (1)
GENICHIRO NONAKA and ITSUO NISHIOKA
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
3 .     Catechin
    ÏàËÆ¶È:83.3%
Phytochemistry          1993          33          183-187
Phenylpropanoid-substituted catechins from Castanopsis hystrix and structure revision of cinchonains
Chen Hsue-Fen, Takashi Tanaka, Gen-Ichiro Nonaka, Toshihiro Fujioka, Kunihide Mihashi
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
4 .     catechin-[8,7-e]-4b-(3,4-dihydroxy-phenyl)-dihydro-2(3H)-pyranone
C24H20O9     ÏàËÆ¶È:73.9%
Food Chemistry          2012          135          1929-1937
Antioxidant and ¦Á-glucosidase inhibitory phenolics isolated from highbush blueberry flowers
Chunpeng Wan, Tao Yuan, Amanda L. Cirello, Navindra P. Seeram
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
5 .     cinchonain Ic
    ÏàËÆ¶È:70.8%
Chemical & Pharmaceutical Bulletin          1982          30          4268-4276
Tannins and Related Compounds. VII. Phenylpropanoid-substituted Epicatechins, Cinchonains from Cinchona succirubra. (1)
GENICHIRO NONAKA and ITSUO NISHIOKA
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
6 .     cinchonain Ic
    ÏàËÆ¶È:70.8%
Phytochemistry          1993          33          183-187
Phenylpropanoid-substituted catechins from Castanopsis hystrix and structure revision of cinchonains
Chen Hsue-Fen, Takashi Tanaka, Gen-Ichiro Nonaka, Toshihiro Fujioka, Kunihide Mihashi
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
7 .     catuabin A
C25H22O10     ÏàËÆ¶È:68%
Planta Medica          2007          73          1107-1111
Flavan-3-ol-Phenylpropanoid Conjugates from Anemopaegma arvense and their Antioxidant Activities
Nurhayat Tabanca , Rahul S. Pawar , Daneel Ferreira,Jannie P. J. Marais , Shabana I. Khan , Vaishali Joshi , David E. Wedge ,Ikhlas A. Khan
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
8 .     cinchonain Id
C24H20O9     ÏàËÆ¶È:66.6%
Chemical & Pharmaceutical Bulletin          1982          30          4268-4276
Tannins and Related Compounds. VII. Phenylpropanoid-substituted Epicatechins, Cinchonains from Cinchona succirubra. (1)
GENICHIRO NONAKA and ITSUO NISHIOKA
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
9 .     Epicatechin-(7,8-bc)-48-(4-hydroxyphenyl)-dihydro-2(3H)-pyranone
    ÏàËÆ¶È:66.6%
Phytochemistry          1994          35          545-546
Phenylpropanoid-catechins from bark of Ocotea porosa
Jorge M. David, Massayoshi Yoshida, Otto R. Gottlieb
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
10 .     echin-(5,6-e)-4¦Â-(3,4-dihydr-oxyphenyl)-dihydro-2(3H)-pyranone
    ÏàËÆ¶È:66.6%
Chinese Traditional and Herbal Drugs          2008          39          975-977
ÝÃÝÖ»¯Ñ§³É·Ö¼°Æä¿¹Ñõ»¯»îÐÔµÄÑо¿
ÕÔÖÓÏé;·ëÓýÁÖ;Èî½ðÀ¼;×£³¿Êc;ÑîÊÀÁÖ
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
11 .     Cinchonain Ia
C24H20O9     ÏàËÆ¶È:66.6%
Natural Product Research and Development          2012          24          8-11
Chemical Constituents of Gaultheria yunnanensis
FU Jiao-long; TAN Chang-heng; TAN Jun-jie; CHEN Jia-jia; QIU Ye-xian; ZHU Da-yuan
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
12 .     epicatechin-(7,8-bc)-4¦Â-(3,4-dihydroxyphenyl)-dihydro-2(3H)-pyranone
    ÏàËÆ¶È:65.2%
Phytochemistry          1987          26          2825-2830
Phenylpropanoid derivatives of catechin,epicatechin and phylloflavan from Phyllocladus trichomanoides
Lai Yeap Foo
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
13 .     epicatechin-(7,8-bc)-4¦Á-(3,4-dihydroxyphenyl)-dihydro-2(3H)-pyranone
    ÏàËÆ¶È:65.2%
Phytochemistry          1987          26          2825-2830
Phenylpropanoid derivatives of catechin,epicatechin and phylloflavan from Phyllocladus trichomanoides
Lai Yeap Foo
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
14 .     catechin-(5,6-e)-4¦Á-(3,4-dihydroxyphenyl)-dihydro-2(3H)-pyranone
    ÏàËÆ¶È:62.5%
Chinese Traditional and Herbal Drugs          2008          39          975-977
ÝÃÝÖ»¯Ñ§³É·Ö¼°Æä¿¹Ñõ»¯»îÐÔµÄÑо¿
ÕÔÖÓÏé;·ëÓýÁÖ;Èî½ðÀ¼;×£³¿Êc;ÑîÊÀÁÖ
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
15 .     3,2'-bis(3,4-dihydroxyphenyl)-5,3'-dihydroxy-6,7-combine dihydropyran-3,4-dihydro-benzopyrone
    ÏàËÆ¶È:62.5%
Chinese Journal of Analytical Chemistry          2008          36          47-51
Structural Identification of Phenylpropanoids from Vernonia Chunii
Yuan Ke, Jia An, Zhu Jian-X in
Structure      13C NMR   Ì¼Æ×Ä£Äâͼ
ÎÒÓÐÒ»¸öÃÎÏ룬ÎÒÏ뵱У³¤
5Â¥2013-06-18 08:08:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ yanye008 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] »¯¹¤Çóµ÷¼Á£¡ +28 RichLi_ 2026-04-06 28/1400 2026-04-09 10:30 by QYQX_123
[¿¼ÑÐ] 273Çóµ÷¼Á +41 ÂóС¶£µ± 2026-04-06 48/2400 2026-04-08 15:16 by screening
[¿¼ÑÐ] ²ÄÁÏר˶ µ÷¼Á +17 CXN123456 2026-04-03 17/850 2026-04-08 11:10 by lijunpoly
[¿¼ÑÐ] 312Çóµ÷¼Á +4 Say Never 2026-04-04 4/200 2026-04-08 08:41 by barlinike
[¿¼ÑÐ] 313Çóµ÷¼Á +3 Ê®Áùʰ½ 2026-04-07 3/150 2026-04-07 23:20 by lbsjt
[¿¼ÑÐ] ũѧ£¬Çóµ÷¼Á£¬314·Ö +4 ·Ã¿Í¼Ç¼¿É°® 2026-04-04 4/200 2026-04-07 21:07 by µÈ°¶
[¿¼ÑÐ] 315Çóµ÷¼Á +3 TUZEIQAQ 2026-04-02 3/150 2026-04-07 17:32 by chenp123
[¿¼ÑÐ] µ÷¼Á +4 mcbbc 2026-04-06 5/250 2026-04-07 12:33 by upczlm1989
[¿¼ÑÐ] ¿¼Ñе÷¼Á +7 15615482637 2026-04-04 7/350 2026-04-06 22:56 by chenzhimin
[¿¼ÑÐ] 22408 331·ÖÇóµ÷¼Á +4 y__1 2026-04-06 4/200 2026-04-06 17:26 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] 0854Çóµ÷¼Á +4 assdll 2026-04-05 4/200 2026-04-06 12:29 by ÖзÉÔº¿Õ¹ÜѧԺÑ
[¿¼ÑÐ] 288Çóµ÷¼Á£¬Ò»Ö¾Ô¸»ªÄÏÀí¹¤´óѧ071005 +6 ioodiiij 2026-04-04 6/300 2026-04-05 10:09 by guoweigw
[¿¼ÑÐ] 286Çóµ÷¼Á +3 ²Ýľ²»ÑÔ 2026-04-04 3/150 2026-04-04 22:40 by lbsjt
[¿¼ÑÐ] 085600µ÷¼Á +4 1amJJ 2026-04-02 4/200 2026-04-04 21:53 by hemengdong
[¿¼ÑÐ] 085701Çóµ÷¼Á +7 ¹¨ÓíÃú 2026-04-04 8/400 2026-04-04 13:49 by ССÊ÷2024
[¿¼ÑÐ] Êý¶þÓ¢¶þ348Çóµ÷¼Á +4 hxdzj1 2026-04-03 5/250 2026-04-03 21:25 by zhq0425
[¿¼ÑÐ] 372·Ö²ÄÁÏÓ뻯¹¤£¨085600£©Ò»Ö¾Ô¸ºþÄÏ´óѧÇóµ÷¼Á +3 À¶¼ãƬ 2026-04-03 4/200 2026-04-03 17:58 by Jimmyandyou
[¿¼ÑÐ] 081200-11408-276ѧ˶Çóµ÷¼Á +6 ´Þwj 2026-04-02 6/300 2026-04-03 10:19 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 085600£¬320·ÖÇóµ÷¼Á +6 ´ó²öС×Ó 2026-04-02 6/300 2026-04-02 21:54 by dongzh2009
[¿¼ÑÐ] ¿¼Ñе÷¼Á +3 Àîľ×Ó0120 2026-04-02 5/250 2026-04-02 21:45 by dongzh2009
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û