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地瓜地瓜

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DMSO-d6:C13:  31.57,31.61,32.93,33.02,33.41,33.45,34.51,35.61,36.82,38.40,46.82,53.59,53.69,53.80,54.43,54.49,54.52,61.08,70.09,73.44,73.84,76.78,76.81,78.23,102.90,102.95,109.61,111.85,123.67,169.42,197.82,211.98
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seuseasoar

至尊木虫 (知名作家)

【答案】应助回帖

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感谢参与,应助指数 +1
地瓜地瓜: 金币+10, 有帮助 2015-03-21 16:19:51
1 .     terrestrinin A
C33H48O9     相似度:60.6%
Journal of Asian Natural Products Research          2003          5          85-290
TERRESTRININS A AND B, TWO NEW STEROID SAPONINS FROM TRIBULUS TERRESTRIS
JIN-WEN HUANG, CHANG-HENG TAN, SHAN-HAO JIANG and DA-YUAN ZHU
Structure      13C NMR   碳谱模拟图
2 .     longipenane 26-O-β-D-glucopyranoside
C33H54O10     相似度:60.6%
Bioorganic & Medicinal Chemistry Letters          2013          23          1771-1775
Steroidal constituents from the leaves of Hosta longipes and their inhibitory effects on nitric oxide production
Chung Sub Kim, Sun Yeou Kim, Eunjung Moon, Mi Kyeong Lee, Kang Ro Lee
Structure      13C NMR   碳谱模拟图
3 .     tumacoside A
C35H34O10     相似度:57.1%
Tetrahedron          1998          54          10771-10778
Five new steroids from Solanum nudum
Jairo Saez, Wilson Cardona, Diego Espinal, Silvia Blair, Jacqueline Mesa, Mamadou Bocar, Akino Jossang
Structure      13C NMR   碳谱模拟图
4 .     25R-spiro-4-en-3,12-dione
C27H38O4     相似度:56.2%
Phytochemistry          1999          51          1411-1415
Alkaloids and other constituents from Tribulus terrestris
Tian-Shung Wu, Li-Shian Shi, Shang-Chu Kuo
Structure      13C NMR   碳谱模拟图
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