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Catalytic asymmetric (3 + 3) cycloaddition between different 2-indolylmethanols
The catalytic asymmetric (3 + 3) cycloaddition between different 2-indolylmethanols has been established, in which a series of chiral indole-fused...
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3-Cyanothiete 1,1-dioxide: synthesis and cycloaddition reactions
A new small reactive molecule – 3-cyanothiete 1,1-dioxide – is introduced into preparative organic chemistry. The title compound has been prepared...
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Heterocycles from Cycloaddition Reactions
The synthesis of heterocyclic compounds via catalytic cycloaddition reactions of metallocarbenes is robust, atom-economic, and often allows access to...
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Photo-cycloaddition reactions of vinyldiazo compounds
Heterocyclic rings are important structural scaffolds encountered in both natural and synthetic compounds, and their biological activity often...
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Cycloaddition Reactions of Group 6 Fischer Carbene Complexes
Group 6 heteroatom-stabilised carbene complexes (Fischer carbene complexes) offer many interesting possibilities to build rings (carbocycles and...
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Reaction profiles for quantum chemistry-computed [3 + 2] cycloaddition reactions
Bio-orthogonal click chemistry based on [3 + 2] dipolar cycloadditions has had a profound impact on the field of biochemistry and significant effort...
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A molecular electron density theory study to understand intramolecular [3 + 2] cycloaddition reactions of azides and diazoalkanes
The intramolecular [3 + 2] cycloaddition (IM32CA) reactions of azides and diazoalkanes leading to fused tricyclic 1,2,3-triazolines and 1-pyrazolines...
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Revealing the cyclization selectivity in intramolecular [3 + 2] cycloaddition reactions of allenic nitrones from the molecular electron density theory perspective
The intramolecular [3 + 2] cycloaddition (32CA) reactions of allenic nitrones have been studied within the molecular electron density theory (MEDT)...
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Theoretical implications on the [3 + 2] cycloaddition reactions of dibromoformaldoxime and (Z)-, (E)-3-(4-chlorobenzylidene)-1-methylindolin-2-one in terms of FMO, MEDT, and distortion-interaction theories
Regio- and stereoselectivities of the [3 + 2] cycloaddition reactions of dibromoformaldoxime and (Z) -, (E) -3-(4-chlorobenzylidene)-1-methylindolin-2-o...
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Organocatalysis in 1,3-Dipolar Cycloaddition Reactions (A Review)
AbstractOne of the promising directions in 1,3-dipolar cycloaddition is the implementation of these reactions under organocatalysis conditions, which...
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Mechanistic studies on stereoselective domino [4 + 2]/retro[3 + 2]/[3 + 2] cycloaddition reactions of oxadiazoles with strained and unstrained cycloalkenes
This work reports a systematic mechanistic study on the domino cycloaddition reaction of symmetric and asymmetric 1,3,4 oxadiazoles OD and...
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Quantum chemical study on the mechanism and selectivity of [3 + 2] cycloaddition reactions of aryl nitrile oxides with furanone
The mechanism, regio-, chemo-, diastereo-, stereo- and enantio-selectivity of the [3 + 2] cycloaddition reaction of aryl nitrile oxides with...
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Competition of (3+2) annulation and (3+2) cycloaddition in the reaction of alkenes with donor-acceptor cyclopropanes
Lewis acid-initiated reaction of (het)aryl-substituted donor-acceptor cyclopropanes with styrenes was studied. The initiation of the process by tin( IV ...
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Catalyst-free rapid crystallization-induced stereoselective three-component [3 + 2] cycloaddition to polycyclic spirooxindoles under microwave irradiation
[3 + 2] Cycloaddition reactions are powerful tools to build alkaloid skeleton compounds. While maleimides are common dipolarophiles, the successful...
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Asymmetric Organocatalytic [2 + 2] Cycloaddition Affording Bicyclo[n.2.0]alkenes
The development of an organocatalytic asymmetric [2 + 2] cycloaddition to synthesize optically active bicyclo[n.2.0]alkene is described. Chiral...
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Investigation of the [3 + 2] cycloaddition reaction of 3-phenacylbenzothiazolium ylide and 3-nitrochromene using molecular electron density theory
In this study, it was investigated the [3 + 2] cycloaddition reaction between 3-phenacylbenzothiazolium ylide and 3-nitro-2-p-tolyl-2H-chromene using...
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Unveiling [3 + 2] cycloaddition reactions of pyridinium bis(methoxycarbonyl)methylides and pyridinium dicyanomethylides with cyclooctyne for indolizine synthesis from the molecular electron density theory perspective
The [3 + 2] cycloaddition (32CA) reactions of a series of pyridinium bis(methoxycarbonyl)methylides (PMYs) and pyridinium dicyanomethylides (PCYs)...
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Unveiling the exclusive stereo and site selectivity in [3+2] cycloaddition reactions of a tricyclic strained alkene with nitrile oxides from the molecular electron density theory perspective
The [3+2] cycloaddition reactions of formonitrile oxide and benzonitrile oxide with a tricyclic strained alkene bearing norbornene and cyclohexene...
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Recent progress in the synthesis of nitroisoxazoles and their hydrogenated analogs via [3+2] cycloaddition reactions (microreview)
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Synthesis of five-membered heterocycles by [3+2] cycloaddition reactions of sulfur-containing 3,3,3-trifluoropropene derivatives
The present minireview provides a survey of literature reports on the application of 3,3,3-trifluoropropene derivatives bearing sulfur-containing...
