Cycloaddition, ethyl 2,3-butadienoate, substituted trifluorobut-3-en-2-one, 6-trifluoromethyl‐substituted dihydropyrans, Quinidine Base[4+2]-Cycloaddition, Cycloaddition Spirocyclization, isoindigos, 1,4-dithiane-2,5-diol, bispirooxindole tetrahydrothiophenes, Quinidine BaseSpirocyclization Cascade reaction, spirooxindoles, nitroalkenes, spirooxindoles bearing furan‐fused rings, Quinidine BaseCascade reaction, Spirocyclization α-Alkylation, 1-(fluoro-18F)-2-(iodomethyl)-4,5-dimethoxybenzene, tert-butyl 2-((diphenylmethylene)amino)acetate, tert-butyl (S)-2-((diphenylmethylene)amino)-3-(2-(fluoro-18F)-4,5-dimethoxyphenyl)propanoate, O-Benzyl-1-(9-anthracenylmethyl)-dihydrocinchonidinium Bromide, Dihydrocinchonidine DerivativeAlkylation, alpha-Alkylation Resolution, N-protected amino acid hexafluoroisopropyl esters, α-chiral N-protected amino acids, (8α,9R)-1-[(2-cyanophenyl)methyl]-9-hydroxy-6′-methoxy-cinchonanium bromide, Quinine DerivativeDynamic Kinetic Resolution, Resolution [10+2]-Cycloaddition, 2-alkylidene-1-indanones, activated alkenes, polyhydrocyclopenta[a]indene frameworks with multiple functionalities, 9-hydroxy-6′-methoxy-1-[[2,4,6-tris(1-methylethyl)phenyl]methyl]-(8α,9R)-cinchonanium bromide, Quinine Derivative[10+2]-Cycloaddition, Cycloaddition Cascade reaction, cyclobutanone carbon esters, ortho-quinone methides, 8-membered lactone derivatives, 3-[[3,5-bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione, Quinine DerivativeCascade reaction, Cyclization, Lactonization Michael Addition, 4-hydroxycoumarin, (E)-(2-nitrovinyl)benzene, (R)-4-hydroxy-3-(2-nitro-1-phenylethyl)-2H-chromen-2-one, 3-[[3,5-bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione, Quinine DerivativeMichael, Michael Addition [4+1]-Annulation, N-(2-(chloromethyl)phenyl)-4-methylbenzenesulfonamide, 4-bromo-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one, (R)-3′-methyl-1′-phenyl-1-tosylspiro[indoline-2,4′-pyrazol]-5′(1’H)-one, 3,4-bis[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-cyclobutene-1,2-dione, Quinine Derivative[4+1]-Annulation, Cyclization, Further Cyclizations, Spirocyclization Cascade reaction, ortho-aromatic diamines, unsaturated dicarbonyl compounds, chiral fused benzimidazoles, 3-[(2-hydroxyphenyl)amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-cyclobutene-1,2-dione, Quinine DerivativeCascade reaction« Older EntriesNext Entries »
Cycloaddition, ethyl 2,3-butadienoate, substituted trifluorobut-3-en-2-one, 6-trifluoromethyl‐substituted dihydropyrans, Quinidine Base[4+2]-Cycloaddition, Cycloaddition
Spirocyclization, isoindigos, 1,4-dithiane-2,5-diol, bispirooxindole tetrahydrothiophenes, Quinidine BaseSpirocyclization
Cascade reaction, spirooxindoles, nitroalkenes, spirooxindoles bearing furan‐fused rings, Quinidine BaseCascade reaction, Spirocyclization
α-Alkylation, 1-(fluoro-18F)-2-(iodomethyl)-4,5-dimethoxybenzene, tert-butyl 2-((diphenylmethylene)amino)acetate, tert-butyl (S)-2-((diphenylmethylene)amino)-3-(2-(fluoro-18F)-4,5-dimethoxyphenyl)propanoate, O-Benzyl-1-(9-anthracenylmethyl)-dihydrocinchonidinium Bromide, Dihydrocinchonidine DerivativeAlkylation, alpha-Alkylation
Resolution, N-protected amino acid hexafluoroisopropyl esters, α-chiral N-protected amino acids, (8α,9R)-1-[(2-cyanophenyl)methyl]-9-hydroxy-6′-methoxy-cinchonanium bromide, Quinine DerivativeDynamic Kinetic Resolution, Resolution
[10+2]-Cycloaddition, 2-alkylidene-1-indanones, activated alkenes, polyhydrocyclopenta[a]indene frameworks with multiple functionalities, 9-hydroxy-6′-methoxy-1-[[2,4,6-tris(1-methylethyl)phenyl]methyl]-(8α,9R)-cinchonanium bromide, Quinine Derivative[10+2]-Cycloaddition, Cycloaddition
Cascade reaction, cyclobutanone carbon esters, ortho-quinone methides, 8-membered lactone derivatives, 3-[[3,5-bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione, Quinine DerivativeCascade reaction, Cyclization, Lactonization
Michael Addition, 4-hydroxycoumarin, (E)-(2-nitrovinyl)benzene, (R)-4-hydroxy-3-(2-nitro-1-phenylethyl)-2H-chromen-2-one, 3-[[3,5-bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione, Quinine DerivativeMichael, Michael Addition
[4+1]-Annulation, N-(2-(chloromethyl)phenyl)-4-methylbenzenesulfonamide, 4-bromo-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one, (R)-3′-methyl-1′-phenyl-1-tosylspiro[indoline-2,4′-pyrazol]-5′(1’H)-one, 3,4-bis[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-cyclobutene-1,2-dione, Quinine Derivative[4+1]-Annulation, Cyclization, Further Cyclizations, Spirocyclization
Cascade reaction, ortho-aromatic diamines, unsaturated dicarbonyl compounds, chiral fused benzimidazoles, 3-[(2-hydroxyphenyl)amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-cyclobutene-1,2-dione, Quinine DerivativeCascade reaction
