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yanye008ľ³æ (ÕýʽдÊÖ)
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[ÇóÖú]
ÇóÖú΢Æ×²éѯ»¯ºÏÎï½á¹¹
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| 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 . |
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wangwang1989
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2Â¥2013-06-17 19:16:04
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3Â¥2013-06-17 23:05:14
yanye008
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4Â¥2013-06-17 23:35:24
wangwang1989
ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)
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yanye008: ½ð±Ò+50, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2013-06-18 20:53:51
yanye008: ½ð±Ò+50, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2013-06-18 20:53:51
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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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×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 ̼Æ×Ä£Äâͼ |

5Â¥2013-06-18 08:08:03













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