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Beilstein J. Org. Chem. 2016, 12, 2124–2124, doi:10.3762/bjoc.12.201
Beilstein J. Org. Chem. 2016, 12, 444–461, doi:10.3762/bjoc.12.47
Breslow’s proposal on the mechanism of the benzoin condensation.
Imidazolium carbene-catalysed homo-benzoin condensation.
Homo-benzoin condensation in aqueous medium.
Homobenzoin condensation catalysed by bis(benzimidazolium) salt 8.
List of assorted chiral NHC-catalysts used for asymmetric homobenzoin condensation.
A rigid bicyclic triazole precatalyst 15 in an efficient enantioselective benzoin reaction.
Inoue’s report of cross-benzoin reactions.
Cross-benzoin reactions catalysed by thiazolium salt 17.
Catalyst-controlled divergence in cross-benzoin reactions.
Chemoselective cross-benzoin reactions catalysed by a bulky NHC.
Selective intermolecular cross-benzoin condensation reactions of aromatic and aliphatic aldehydes.
Chemoselective cross-benzoin reaction of aliphatic and aromatic aldehydes.
Cross-benzoin reactions of trifluoromethyl ketones developed by Enders.
Cross-benzoin reactions of aldehydes and α-ketoesters.
Enantioselective cross-benzoin reactions of aliphatic aldehydes and α-ketoesters.
Dynamic kinetic resolution of β-halo-α-ketoesters via cross-benzoin reaction.
Enantioselective benzoin reaction of aldehydes and alkynones.
Aza-benzoin reaction of aldehydes and acylimines.
NHC-catalysed diastereoselective synthesis of cis-2-amino 3-hydroxyindanones.
Cross-aza-benzoin reactions of aldehydes with aromatic imines.
Enantioselective cross aza-benzoin reaction of aliphatic aldehydes with N-Boc-imines.
Chemoselective cross aza-benzoin reaction of aldehydes with N-PMP-imino esters.
NHC-catalysed coupling reaction of acylsilanes with imines.
Thiazolium salt-mediated enantioselective cross-aza-benzoin reaction.
Aza-benzoin reaction of enals with activated ketimines.
Isatin derived ketimines as electrophiles in cross aza-benzoin reaction with enals.
Aza-benzoin reaction of aldehydes and phosphinoylimines catalysed by the BAC-carbene.
Nitrosoarenes as the electrophilic component in benzoin-initiated cascade reaction.
One-pot synthesis of hydroxamic esters via aza-benzoin reaction.
Cookson and Lane’s report of intramolecular benzoin condensation.
Intramolecular cross-benzoin condensation between aldehyde and ketone moieties.
Intramolecular crossed aldehyde-ketone benzoin reactions.
Enantioselective intramolecular crossed aldehyde-ketone benzoin reaction.
Chromanone synthesis via enantioselective intramolecular cross-benzoin reaction.
Intramolecular cross-benzoin reaction of chalcones.
Synthesis of bicyclic tertiary alcohols by intramolecular benzoin reaction.
A multicatalytic Michael–benzoin cascade process for cyclopentanone synthesis.
Enamine-NHC dual-catalytic, Michael–benzoin cascade reaction.
Iminium-cross-benzoin cascade reaction of enals and β-oxo sulfones.
Intramolecular benzoin condensation of carbohydrate-derived dialdehydes.
Enantioselective intramolecular benzoin reactions of N-tethered keto-aldehydes.
Asymmetric cross-benzoin reactions promoted by camphor-derived catalysts.
NHC-Brønsted base co-catalysis in a benzoin–Michael–Michael cascade.
Divergent catalytic dimerization of 2-formylcinnamates.
One-pot, multicatalytic asymmetric synthesis of tetrahydrocarbazole derivatives.
NHC-chiral secondary amine co-catalysis for the synthesis of complex spirocyclic scaffolds.
Beilstein J. Org. Chem. 2016, 12, 16–21, doi:10.3762/bjoc.12.3
4H-chromene (1) and some of its biologically active derivatives.
a) Preparation of 2-bromoallyl sulfones 2a,b; b) reaction of 2a with 4-chlorophenol and Cs2CO3; c) ...
Base-mediated cyclization reaction of o-hydroxychalcone 7a and 2-bromoallyl sulfone 2a.
Preparation of ortho-hydroxychalcones 7a–i.
Synthesis of 4H-chromenes via base-mediated reactions of 7a–i and 2a,b. Reaction conditions: 7a–i (...
A plausible mechanistic rationalization for the formation of 4H-chromene derivative 8aa from 7a and ...