Zobrazeno 1 - 10
of 712
pro vyhledávání: '"Sharpless epoxidation"'
Akademický článek
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Publikováno v:
Journal of Saudi Chemical Society, Vol 22, Iss 2, Pp 165-172 (2018)
A convergent and flexible synthetic route for the synthesis of C3–C12 fragment of iriomoteolide-1a is described. The key steps are: Mannich reaction, Keck asymmetric allylation, Sharpless asymmetric epoxidation and cross-metathesis protocol.
Externí odkaz:
https://doaj.org/article/3b858e3e90ef4d939230bc112570db34
Autor:
Jung Jaehun, Hae Sol Kim, Chang Hun Seol, Seung Jong Lee, Kee-Young Lee, In A Jung, Seong Hu Park, Won Taek Lee, Hyung Wook Moon, Seon Mi Lee, Hyunik Shin, Bogonda Gangganna, Ji Soo Heo, Areum Baek, Kim Seung Woo, Chang-Young Oh, Jung Se Gyo, Juyoung Song, Seok-Hwi Park, Kang Hee Lee
Publikováno v:
Organic Process Research & Development. 25:98-107
Industrial-scale synthesis of eldecalcitol is described. AA highly diastereoselective epoxidation of p-methoxybenzyl (PMB) protected dienol at room temperature provides the key epoxide intermediate...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d59586d860128d20e8bbff9bfed12b78
https://doi.org/10.1021/acs.oprd.0c00436
https://doi.org/10.1021/acs.oprd.0c00436
Publikováno v:
Organic & Biomolecular Chemistry. 18:2346-2359
Total synthesis of marine secondary metabolite nafuredin B has been achieved for the first time using a convergent strategy. Sharpless epoxidation followed by acid catalyzed epoxide opening were adopted to install the tetrasubstituted hydroxy center,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::443dae82360c4536e6feed2df746246c
https://doi.org/10.1039/d0ob00370k
https://doi.org/10.1039/d0ob00370k
Publikováno v:
Journal of Lipid Research, Vol 53, Iss 2, Pp 292-299 (2012)
Conversion of fatty acid hydroperoxides to epoxyalcohols is a well known secondary reaction of lipoxygenases, described for S-specific lipoxygenases forming epoxyalcohols with a trans-epoxide configuration. Here we report on R-specific lipoxygenase s
Externí odkaz:
https://doaj.org/article/35f83385e9e74d5281d9b786d876f67e
Autor:
H. Bernhard Schlegel, Robert D. Bach
Publikováno v:
The journal of physical chemistry. A. 125(49)
The M06-2X DFT functional has been employed to examine monomeric titanium(IV) hydroperoxo catalysts that model the individual steps in the dimeric titanium(IV)-catalyzed Sharpless reaction. This is the first example of a transition structure for tita
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f8361653dce32b8dbd42a8a1c598a48e
https://pubmed.ncbi.nlm.nih.gov/34851654
https://pubmed.ncbi.nlm.nih.gov/34851654
Publikováno v:
Catalysts
Volume 10
Issue 6
Catalysts, Vol 10, Iss 691, p 691 (2020)
Volume 10
Issue 6
Catalysts, Vol 10, Iss 691, p 691 (2020)
The unified reaction valley approach (URVA) differs from mainstream mechanistic studies, as it describes a chemical reaction via the reaction path and the surrounding reaction valley on the potential energy surface from the van der Waals region to th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f825bc0725789ee14763344b4ebe75f9
Akademický článek
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Autor:
Jooyoung Song, In-Soo Myeong, Eunim Jung, Chang Heon Suhl, Seunghui Sin, Hyoungwook Moon, Soo Hwan Yoon, Hyunik Shin, Eunjung Ko, Kee-Young Lee, Jaehun Jung, Chang-Young Oh, Heesun Jung, Junkyu Lee, Yunkyung Jung, Wonjae Kang, Yongseo Park, Seong Take Kim, Hyoseon Lee
Publikováno v:
Tetrahedron. 75:4570-4576
Synthesis of the C1–C13 fragment of eribulin mesylate has been accomplished. It features a highly stereoselective construction of a trans-dihydropyran framework using three key reactions: (1) Sharpless epoxidation, (2) regioselective ring opening,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1f114577d04b52a6b1b81b9c848735f0
https://doi.org/10.1016/j.tet.2019.06.050
https://doi.org/10.1016/j.tet.2019.06.050
Publikováno v:
Synlett. 30:748-752
We describe a new and straightforward approach to the formal synthesis of the hepatitis B virus inhibitor entecavir, an important hepatitis B drug, in ten steps overall. Key features of the route are a Morita–Baylis–Hillman reaction, a Sharpless
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::860a82af5b8d1841ec58717302658483
https://doi.org/10.1055/s-0037-1612215
https://doi.org/10.1055/s-0037-1612215