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pro vyhledávání: '"Su-Juan Wang"'
Unusual N-pyridinium amino acid-type alkaloids from roots and rhizomes of Sophora tonkinensis Gagnep
Autor:
Xin Li, Ning Zhang, Sheng-Li Yang, Hao-Ke He, Qian-Ru Zhang, Yu Chen, Xiao-Jiao Zhou, Jin-Ying Tian, Fei Ye, Su-Juan Wang
Publikováno v:
Fitoterapia. 165:105388
Two previously undescribed amino acid-type alkaloids with unusual N-pyridinium cation (1-2) and six known alkaloids (3-8), were isolated from the roots and rhizomes of Sophora tonkinensis Gapnea. Their structures were characterized by UV, IR, NMR, an
Publikováno v:
Fitoterapia. 163:105345
Nine undescribed protolimonoids, including two apotirucallane and seven tirucallane triterpenoids, as well as five known compounds, were isolated from the root bark of Dictamnus dasycarpus Turcz. Their structures were elucidated by extensive spectros