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Cascade reaction, quinolines, nitroallyls, 3,4-dihydro-2 H-thiopyrano [2,3-b] quinolines, (9S)-9-butoxy-cinchonan-6′-ol, Cupreidine Derivative

Cascade reaction

Spirocyclization, CF3-containing oxindoles, pyrazolones, CF3-containing spiro-oxindole-pyrrolidine-pyrazolone compounds, 3-[[3,5-Bis(trifluoromethyl)phenyl]amino]-4-[(9R)-cinchonan-9-ylamino]-3-cyclobutene-1,2-dione, Cinchonine Derivative

Spirocyclization

[3+2] Spiroannulation, pyrazolones, Ynones, substituted (R)-8-formyl-4-oxo-2,3-diazaspiro[4.4]nona-1,6,8-triene-6-carboxylate, (3α,9S)-3,9-epoxy-10,11-dihydro-cinchonan-6′-ol, Dihydrocupreidine Derivative

Spirocyclization

Morita-Baylis-Hillman, isatins, vinyl sulfones, (S)-1-ethyl-3-hydroxy-3-(1-(methylsulfonyl)vinyl)indolin-2-one, (3α,9S)-3,9-epoxy-10,11-dihydro-cinchonan-6′-ol, Dihydrocupreidine Derivative

Morita-Baylis-Hillman (MBH)

Alkylation, N-2,2,2-trifluoroethylisatin ketimines, MBH carbonates, substituted (S,E)-5,5,5-trifluoro-4-((1-methyl-2-oxoindolin-3-ylidene)amino)-2-methylenepentanal, (3α,9S)-3,9-epoxy-10,11-dihydro-cinchonan-6′-ol, Dihydrocupreidine Derivative

Alkylation, Alkylation

Morita-Baylis-Hillman, isatins, acrylates, 3-hydroxy-2-oxindoles, (3α,9S)-3,9-epoxy-10,11-dihydro-cinchonan-6′-ol, Dihydrocupreidine Derivative

Morita-Baylis-Hillman (MBH)

Morita-Baylis-Hillman, benzaldehyde, 1,1,1,3,3,3-hexafluoropropan-2-yl acrylate, 1,1,1,3,3,3-hexafluoropropan-2-yl (R)-2-(hydroxy(phenyl)methyl)acrylate, (3α,9S)-3,9-epoxy-10,11-dihydro-6′-[N-(2,2,2-trichloroacetyl)carbamate] cinchonan-6′-ol, Dihydrocupreidine Derivative

Morita-Baylis-Hillman (MBH)

Rauhut-Currier, maleimides, electron‐deficient allenes, ethyl (R)-2-(1-(naphthalen-1-ylmethyl)-2,5-dioxopyrrolidin-3-yl)buta-2,3-dienoate, (3α,9S)-3,9-epoxy-10,11-dihydro-cinchonan-6′-ol, Dihydrocupreidine Derivative

Further reactions, Rauhut-Currier

Michael Addition, ethyl 2-oxocyclopentane-1-carboxylate, but-3-en-2-one, ethyl (R)-2-oxo-1-(3-oxobutyl)cyclopentane-1-carboxylate, 1-[(9S)-10,11-dihydro-6′,9-dihydroxycinchonan-5′-yl]-1,2-Hydrazinedicarboxylic acid bis(1,1-dimethylethyl) ester, Dihydrocupreidine Derivative

Michael, Michael Addition

Morita-Baylis-Hillman, oxindoles, but-3-en-2-one, 3-substituted-3-aminooxindoles, (3α,9S)-3,9-epoxy-10,11-dihydro-cinchonan-6′-ol, Dihydrocupreidine Derivative

Morita-Baylis-Hillman (MBH)

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