首页|Isoquinoline alkaloid dimers with dopamine D1 receptor activities from Menispermum dauricum DC

Isoquinoline alkaloid dimers with dopamine D1 receptor activities from Menispermum dauricum DC

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A phytochemical investigation on chemical constituents from the rhizomes of Menispermum dauricum DC. identified eight undescribed dimeric alkaloids with structurally diverse monomeric isoquinoline. Alkaloid structures were elucidated by a combination of spectroscopic data analyses and time-dependent density functional theory (TDDFT) ECD calculation. The isolates were evaluated for inhibitory effect on dopamine D1 receptor and compound 1 exhibited potent D1 receptor antagonistic activity with an IC50 value of 8.4 +/- 2.0 mu M.

Menispermum dauricum DCMenispermaceaeDimeric isoquinoline alkaloidsElectronic circular dichroismD1 antagonistic activity

Wei, Hong-Li、Han, Yang、Zhou, Han、Hou, Tao、Yao, Yu-Min、Wen, Chun-Mei、Wang, Chao-Ran、Wang, Ji-Xia、Shen, Ai-Jin、Zhang, Xiu-Li、Li, Hao、Liu, Yan-Fang

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Chinese Acad Sci

Ganjiang Chinese Med Innovat Ctr

Soochow Univ

2022

Phytochemistry

Phytochemistry

CCR
ISSN:0031-9422
年,卷(期):2022.194
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