Maoecrystal
Web03. jun 2010. · An approach toward the synthesis of the complex polycyclic diterpene maoecrystal V (1) is described. Construction of the advanced tetracyclic core structure … Web12. okt 2006. · Abstract. [structure: see text] A novel diterpene with an unprecedented tetracyclic 6,7:8,15-di-seco-7,20-olide-6,8-cyclo-ent-kaurane skeleton, named …
Maoecrystal
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Web10. apr 2024. · School of Pharmacy, Institute of Molecular Design and Drug Discovery, Central South University, Changsha 410013, China. 摘要 综述了Maoecrystal V的4种全合成方法,并对其发展前景进行了展望。. 参考文献30篇。. Abstract:Four total synthesis methods and the development of Maoecrystal V were reviewed and prospected ... Web01. dec 2010. · A concise first total synthesis of (±) maoecrystal V (1) is reported. The synthesis features a Wessely oxidative dearomatization of a phenol, an intramolecular Diels-Alder reaction, and a Rh-catalyzed O-H bond insertion as key steps.
WebM-055 毛萼结甲 毛萼结A Maoecrystal A C22H28O6 388.45 M-056 麦冬皂苷B Ophiopogonin B 38971-41-4 C39H62O12 722.907 M-057 马来酸 顺丁烯二酸、(Z)-2-丁烯二酸、失水苹果酸、顺酸、异丁烯二酸、顺丁烯二酸 Maleic acid 110-16-7 C4H4O4 116.07 WebMaoecrystal V (1) is a novel diterpenoid, which was originally isolated from the leaves of the Chinese medicinal herb Isodon eriocalyx in 2004 by Sun et al.1 It has been found to be selectively cytotoxic towards HeLa cells, with an IC50 value of 20 ng mL(-1) . Significant research efforts have been devoted to the synthesis of maoecrystal V ...
WebTotally Synthetic by Paul H. Docherty, 4 September 2011. Total Synthesis of Maoecrystal Z Reisman. J. Y. Chan, J. T. S. Yeonan, S. E. Reisman, J. Am. Chem. Soc. 2011, 133, 14964-14967. DOI: 10.1021/ja2073356 The synthesis starts with γ-cyclogeraniol, initially TBS protecting the primary alcohol, and then epoxidising the exo-cyclic alkene using … WebThis work reports the total syntheses of Isodon diterpenes trichorabdal A and maoecrystal Z via a common bicyclo[3.2.1]octane intermediate, which chemically bridges the two …
Web03. avg 2016. · Abstract. An expedient, practical, and enantioselective route to the highly congested ent-kaurane diterpene maoecrystal V is presented. This route, which has been several years in the making, is loosely modeled after a key pinacol shift in the proposed biosynthesis. Only 11 steps, many of which are strategic in that they build key skeletal ...
WebAbstract. Maoecrystal V (1) is a novel diterpenoid, which was originally isolated from the leaves of the Chinese medicinal herb Isodon eriocalyx in 2004 by Sun et al.1 It has been … sheretha bellWebmaoecrystal A C22H28O6 CID 20056131 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities ... spruce grove to thorsbyWeb18. maj 2024. · Synthetic approaches toward the complex natural product diterpenoid maoecrystal V are reviewed, including successful total syntheses, published synthetic efforts, and efforts compiled from dissertations. The review focuses on general synthetic strategies and chronicles efforts toward the molecule since its i Total synthesis in OBC shere surrey ukhttp://www.cdruifensi.com/products/show5521635.html spruce grove zoning bylawWeb09. apr 2024. · Maoecrystal V 2004年由中科院昆明植物所的孙汉董院士课题组从毛萼香茶菜(一种中草药)中分离分离出的一种含有19个C的、具有细胞毒性的二萜类化合 … spruce hair salon durham ncWebMaoecrystal J C24H32O8 CID 53317860 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, … spruce grove to westlockWeb難関天然物として知られるMaoecrystal Vの、初の不斉全合成。 C-H結合への不斉挿入反応、ボロン酸への水酸基の配位を利用して立体制御を行ったDiels-Alder反応などを駆使 … spruce haven manor spruce grove