نتایج جستجو برای: total alkaloid

تعداد نتایج: 806307  

Journal: :iranian journal of basic medical sciences 0
saeed kianbakht research institute for islamic and complementary medicine, iran university of medical sciences, tehran, iran medicinal plants research center, institute of medicinal plants, acecr, karaj, iran fataneh hashem dabaghian research institute for islamic and complementary medicine, iran university of medical sciences, tehran, iran

objective(s): evaluation of the sophora alopecuroides var. alopecuroides seed effects on morphine withdrawal syndrome in mice and determination of the alkaloid composition of the seed total extract. materials and methods:the effects of the seed total extract, alkaloid fraction and major compound matrine on the mice morphine withdrawal syndrome were compared to saline and methadone.mice were mad...

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Journal: :The Journal of Organic Chemistry 2014

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2014
Sergey V. Tsukanov Daniel L. Comins

Concise and highly stereocontrolled total syntheses of racemic and enantiopure frog alkaloid 205B (1) were accomplished in 11 steps from 4-methoxypyridines 6 and 7 in overall yields of 8 and 8%, respectively. The assembly of the core of the natural product relies on a stereoselective Tsuji-Trost allylic amination reaction and a ring-closing metathesis. The synthesis features the use of an N-acy...

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Journal: Iranian Journal of Basic Medical Sciences 2016
Fataneh Hashem Dabaghian, Saeed Kianbakht,

Objective(s): Evaluation of the Sophora alopecuroides var. alopecuroides seed effects on morphine withdrawal syndrome in mice and determination of the alkaloid composition of the seed total extract. Materials and Methods:The effects of the seed total extract, alkaloid fraction and major compound matrine on the mice morphine withdrawal syndrome were compared to saline and methadone.Mice were ma...

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Journal: :Chemical and Pharmaceutical Bulletin 1974

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Journal: :Chemical and Pharmaceutical Bulletin 1974

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Journal: :Chemical and Pharmaceutical Bulletin 1974

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Journal: :Synfacts 2022

Key words (±)-bipolamine I - indolizidine alkaloids ring-closing metathesis Barton–McCombie deoxygenation samarium(II) iodide

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Journal: :Canadian Journal of Chemistry 1969

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Journal: :Chinese Journal of Organic Chemistry 2019

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