Claisen rearrangement over the past nine decades
AM Martín Castro - Chemical Reviews, 2004 - ACS Publications
The discovery of the Claisen rearrangement almost a century ago1 offered a potentially
useful synthetic tool to the organic chemist. Over the decades this usefulness has been …
useful synthetic tool to the organic chemist. Over the decades this usefulness has been …
Catalysis of the Claisen rearrangement
KC Majumdar, S Alam, B Chattopadhyay - Tetrahedron, 2008 - Elsevier
Since its discovery in 1912, 1 the Claisen rearrangement has become one of the most
widely used synthetic tools for the organic chemist. For synthetic purposes, the Claisen …
widely used synthetic tools for the organic chemist. For synthetic purposes, the Claisen …
ZnCl2-catalyzed three-component domino reactions for the synthesis of pyrano [3, 2-c] quinolin-5 (6H)-ones
P Gunasekaran, P Prasanna, S Perumal… - Tetrahedron Letters, 2013 - Elsevier
The ZnCl2-catalyzed three-component synthesis of pyrano [3, 2-c] quinolin-5 (6H)-ones from
the domino reactions of 4-hydroxy-1-methylquinolin-2 (1H)-one, nitroketene N, S …
the domino reactions of 4-hydroxy-1-methylquinolin-2 (1H)-one, nitroketene N, S …
Intramolecular Diels–Alder Cycloaddition of Furan-Derived β-Enamino Diketones: An Entry to Diastereoselective Synthesis of Polycyclic Pyrano[3,2-c]quinolin-5-one …
S Chithanna, DY Yang - The Journal of Organic Chemistry, 2022 - ACS Publications
A series of 1, 3-cyclodiketone-and tetrahydroepoxyisoindole-fused β-enamino dicarbonyl
heterocycles were synthesized via a 1, 4-diazabicyclo [2.2. 2] octane-catalyzed, CH3NO2 …
heterocycles were synthesized via a 1, 4-diazabicyclo [2.2. 2] octane-catalyzed, CH3NO2 …
Rh(I)-Catalyzed Transformation of Propargyl Vinyl Ethers into (E,Z)-Dienals: Stereoelectronic Role of trans Effect in a Metal-Mediated Pericyclic Process and a Shift …
DV Vidhani, ME Krafft, IV Alabugin - The Journal of Organic …, 2014 - ACS Publications
The combination of experiments and computations reveals unusual features of
stereoselective Rh (I)-catalyzed transformation of propargyl vinyl ethers into (E, Z)-dienals …
stereoselective Rh (I)-catalyzed transformation of propargyl vinyl ethers into (E, Z)-dienals …
Synthesis of Allenes by Isomerization Reactions
ASK Hashmi - Modern Allene Chemistry, 2004 - Wiley Online Library
1.1 Introduction reaction under kinetic control, for example stoichiometric deprotonation
followed by kinetic protonation. For a long time different thermodynamic stability was only …
followed by kinetic protonation. For a long time different thermodynamic stability was only …
The thio-Claisen rearrangement 1980–2001
KC Majumdar, S Ghosh, M Ghosh - Tetrahedron, 2003 - Elsevier
The first appearance of the thio-Claisen rearrangement (TCR) in the literature 1 occurred in
1962. The TCR is the sulfur analogue of the simple Claisen rearrangement. 2–6 Classically …
1962. The TCR is the sulfur analogue of the simple Claisen rearrangement. 2–6 Classically …
Studies of bioactive heterocycles: facile thio-Claisen rearrangement of propargylthio [1] benzopyran-2-ones
KC Majumdar, SK Ghosh - Tetrahedron letters, 2002 - Elsevier
Hitherto unreported 2H-thiopyrano [3, 2-c][1] benzopyran-5-ones 6a–f are synthesized
regioselectively in 79–85% yields by the thio-Claisen rearrangement of 4-propargylthio [1] …
regioselectively in 79–85% yields by the thio-Claisen rearrangement of 4-propargylthio [1] …
Synthesis of 1H‐Thiopyrano[4,3‐c]quinoline Scaffold via One‐pot Three‐component Cyclization
A convenient and effective one‐pot synthetic method for functionalized 1H‐thiopyrano [4, 3‐
c] quinoline scaffold via three‐component cyclization is described. This procedure contains …
c] quinoline scaffold via three‐component cyclization is described. This procedure contains …
Sulfur participation in [3, 3]-Sigmatropic rearrangements
RF de la Pradilla, M Tortosa, A Viso - Sulfur-Mediated Rearrangements II, 2007 - Springer
The thio-Claisen rearrangement is a general and facile process that is often advantageous
overthe standard Claisen rearrangement. Several asymmetric variants of the thio-Claisen …
overthe standard Claisen rearrangement. Several asymmetric variants of the thio-Claisen …