Enantioselective reactions catalyzed by small organic molecules (asymmetric
organocatalysis) have emerged as one of the most elegant cutting-edge strategies of …

Comprehensive Summary Cyclobutane derivatives have been recognized as useful
structural motifs in organic synthesis and drug design. With the revival of photochemistry, the …

Catalytic enantioselective functionalization of cyclobutenes constitutes a general and
modular strategy for construction of enantioenriched complex cyclobutanes bearing multiple …

In the last decade a certain number of new cyclobutane and cyclobutanone synthesis and
functionalization protocols have been published. Organo-and biocatalyzed eco-friendly …

A catalytic enantioselective synthesis of α‐arylaminocyclobutanones from racemic α‐
hydroxycyclobutanone and a selection of N‐alkylanilines has been established, via a …

Synthesis of functionalized tryptamines by Brønsted acid catalysed cascade reactions -
Chemical Communications (RSC Publishing) DOI:10.1039/C5CC06855J Royal Society of …

A general strategy for the synthesis of arylthio cyclopropyl carbaldehydes and ketones via a
Brønsted acid catalyzed arylthiol addition/ring contraction reaction sequence has been …

N-Phenylsulfonyl (S)-proline catalyzes the direct aldol reaction of 3-substituted
cyclobutanones and aryl aldehydes in good yield and with excellent diastereoselectivity and …

A unified protocol for the construction of 3-(2-bromoethyl) benzofurans and 2-(benzofuran-3-
yl) ethylamines from bis [(trimethylsilyl) oxy] cyclobutene has been developed. This mild and …

Organocatalytic Asymmetric Condensation/Keto–Enol Tautomerization Tandem Reaction:
Access to Cyclobutanone α‐Amino Acid Ester Derivatives - Frongia - 2014 - Asian Journal …