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Bromocyclization, olefinic dicarbonyl compounds, N-bromsuccinimid, (S)-(5-(bromomethyl)-5-substituted-2-phenyl-4,5-dihydrofuran-3-yl)(phenyl)methanone, (9S)-6′-methoxy-9-[N-(2,4,6-trimethoxyphenyl)carbamothioate]-cinchonan-9-ol, Quinidine Derivative

Bromination, Cyclization, Cyclization, Further Cyclizations

Atropisomer synthesis, O/C-substituted 2′-hydroxy-3,4-dihydro-[1,1′-binaphthalen]-2(1H)-one, benzyl iodide, atropisomeric biaryls, (9S)-9-hydroxy-6′-methoxy-1-[(2,3,4-trifluorophenyl)methyl]-cinchonanium bromide, Quinidine Derivative

Alkylation, Alkylation, Atropisomer synthesis

Bromination, 8‐Arylquinolines, N-bromoacetamide, 2,4,6-tribromo-3-(isoquinolin-1-yl)phenol, N-[3,5-bis(trifluoromethyl)phenyl]-N′-[(9R)-6′-methoxycinchonan-9-yl]-urea, Quinidine Derivative

Atropisomer synthesis, Bromination

alpha-Alkylation, cyclic ketones, 1-(bromomethyl)-2,4-dinitrobenzene, (2S,4S)-2-(2,4-dinitrobenzyl)-4-methylcyclohexan-1-one, (9R)-6′-methoxy-cinchonan-9-amine, Quinidine Derivative

Alkylation, Alkylation, Desymmetrization

O-Alkylation, C/O-substituted 2′-hydroxy-3,4-dihydro-[1,1′-binaphthalen]-2(1H)-one, benzyl iodide, atropisomeric biaryls, (9S)-9-hydroxy-6′-methoxy-1-[(2,3,4-trifluorophenyl)methyl]-cinchonanium bromide, Quinidine Derivative

Alkylation, Alkylation, Atropisomer synthesis

Oxa-Michael, (E)-5-(4-hydroxyphenyl)-1-(p-tolyl)pent-2-en-1-one, Iodobenzene diacetate, (S)-2-(2-oxo-2-(p-tolyl)ethyl)-1-oxaspiro[4.5]deca-6,9-dien-8-one, 3-[[(9R)-6′-methoxycinchonan-9-yl]amino]-4-[[(1R)-1-phenylethyl]amino]-3-cyclobutene-1,2-dione, Quinidine Derivative

Cyclization, Dearomatization, Further Cyclizations, Further reactions, Intramolecular cyclization, Michael Addition, Oxa-Michael Addition, Spirocyclization

Oxa-Michael, (E)-6-hydroxy-1-phenylhex-2-en-1-one, (R)-1-phenyl-2-(tetrahydrofuran-2-yl)ethan-1-one, N-[3,5-bis(trifluoromethyl)phenyl]-N′-[(9R)-6′-methoxycinchonan-9-yl]-urea, Quinidine Derivative

Cyclization, Further Cyclizations, Intramolecular cyclization, Michael Addition, Oxa-Michael Addition

Aldol reaction, methyl 2-fluoro-3-((4-methoxyphenyl)thio)-3-oxopropanoate, 4-bromobenzaldehyde, S-(4-methoxyphenyl) (2S,3S)-3-(4-bromophenyl)-2-fluoro-3-hydroxypropanethioate, N-[3,5-bis(trifluoromethyl)phenyl]-N′-[(9R)-6′-methoxycinchonan-9-yl]-urea, Quinidine Derivative

Aldol, Aldol

Bromolactonization, 4-phenylpent-4-enoic acid, N-bromosuccinimide, (R)-5-(bromomethyl)-5-phenyldihydrofuran-2(3H)-one, N-[(8α,9S)-6′-(2,2-Dimethylpropoxy)-2′-phenylcinchonan-9-yl]-2,3,4-trimethoxybenamide, Cupreine Derivative

Bromination, Cyclization, Lactonization

Cyclization – Aziridination – Nuclephilic Addition, ethyl 2-azidoacrylate, 3-methoxybenzenethiol, ethyl (R)-2-((3-methoxyphenyl)thio)aziridine-2-carboxylate, N-(8α,9S)-Cinchonan-9-yl-8-quinolinesulfonamide, Cinchonidine Derivative

Aziridination, Cyclization, Further reactions, Nucleophilic Addition

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