2 article(s) from Vepreva, Anastasia
- Full Research Paper
- Published 06 Dec 2022
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Figure 1: Examples of approved spirocyclic drugs.
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Scheme 1: (a) Earlier reported Rh(II)-catalyzed spirocyclization of DAS with the formation of minor enol ethe...
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Scheme 2: Initial attempt at Rh(II)-catalyzed O–H insertion/Claisen rearrangement.
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Scheme 3: Rh2(esp)2-catalyzed O–H insertion reactions between various DAS 1 and phenols.
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Scheme 4: Two-step, one-pot sequence of the Claisen rearrangement/intramolecular Michael-type spirocyclizatio...
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Scheme 5: Tentative rationalization of the diastereoselectivity observed in all 5→7 transformations (shown fo...
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- Letter
- Published 11 May 2022
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Figure 1: Previously reported transformations of DAS (1) and their unusual dimerization investigated in this ...
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Scheme 1: The result of Rh(II)-catalyzed decomposition of DAS 1r.
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Scheme 2: Plausible mechanism for the formation of dimer 2a and indene 3a through the Rh(II)-catalyzed decomp...
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Figure 2: Cytotoxicity of N-alkyl-substituted dibenzoazulenodipyrroles 2 against the A549 human lung adenocar...
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