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Synthesis of Isoxazolines from Nitroalkanes via a [4+1]‐Annulation Strategy Full article

Journal Advanced Synthesis & Catalysis
ISSN: 1615-4169 , E-ISSN: 1615-4150
Output data Year: 2019, Volume: 361, Number: 23, Pages: 5322-5327 Pages count : 6 DOI: 10.1002/adsc.201901000
Authors Ushakov Pavel Yu. 1,2 , Khatuntseva Elizaveta A. 1 , Nelyubina Yulia V. 3 , Tabolin Andrey A. 1 , Ioffe Sema L. 1 , Sukhorukov Alexey Yu. 4,1,5
Affiliations
1 N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, 119991 Leninsky prospect, 47, Moscow, Russian Federation
2 Department of Chemistry, M. V. Lomonosov Moscow State University, 119991 Leninskie gory, 1, str. 3, Moscow, Russian Federation
3 A. N. Nesmeyanov Institute of Organoelement Compounds, 119991 Vavilov str. 28, Moscow, Russian Federation
4 D. Mendeleev University of Chemical Technology of Russia, 125047 Miusskaya sq., 9, Moscow, Russian Federation
5 Plekhanov Russian University of Economics, 117997 Stremyanny per. 36, Moscow, Russian Federation

Abstract: A novel access to isoxazolines was developed using the [4+1]-annulation of α-keto-stabilized sulfur ylides with N,N-bis(siloxy)enamines derived from aliphatic nitro compounds. The resulting 5-keto-substituted isoxazolines were shown to be convenient precursors of polysubstituted 3-hydroxypyrrolidines via the one-pot catalytic N−O hydrogenolysis/intramolecular reductive amination sequence. Application of this approach to the formal synthesis of Merck's potent NK1 receptor antagonist was demonstrated.
Cite: Ushakov P.Y. , Khatuntseva E.A. , Nelyubina Y.V. , Tabolin A.A. , Ioffe S.L. , Sukhorukov A.Y.
Synthesis of Isoxazolines from Nitroalkanes via a [4+1]‐Annulation Strategy
Advanced Synthesis & Catalysis. 2019. V.361. N23. P.5322-5327. DOI: 10.1002/adsc.201901000 WOS Scopus OpenAlex
Identifiers:
Web of science: WOS:000494115500001
Scopus: 2-s2.0-85074588372
OpenAlex: W2979424969
Citing:
DB Citing
OpenAlex 22
Scopus 20
Web of science 21
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