Cycloaddition reactions
3,374 reactions: 10 worked examples with a reagent table you can scale, 503 named reactions and 2,861 checked procedures from Organic Syntheses.
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- Diels–Alder cycloaddition: cyclopentadiene + maleic anhydride → endo-norbornene-2,3-dicarboxylic anhydrideCycloaddition[4+2] Textbook [4+2] cycloaddition. Scale
- Azide-alkyne Huisgen cycloadditionCycloaddition The azide-alkyne Huisgen cycloaddition is a 1,3-dipolar cycloaddition between an azide and a terminal or internal alkyne to give a 1,2,3-triazole.
- Bradsher cycloadditionCycloaddition The Bradsher cycloaddition reaction, also known as the Bradsher cyclization reaction is a form of the Diels–Alder reaction which involves the [4+2] addition of a common dienophile with a cationic aromatic azadiene such as acridizinium or isoquinolinium.
- Intramolecular Diels–Alder cycloadditionCycloaddition In organic chemistry, an intramolecular Diels-Alder cycloaddition is a Diels–Alder reaction in which the diene and the dienophile are both part of the same molecule.
- 7α-Acetoxy-(1Hβ, 6Hβ)-bicyclo[4.4.1]undeca-2,4,8-triene via chromium-mediated higher order cycloadditionCycloaddition
- An improved preparation of 3-bromo-2H-pyran-2-one: an ambiphilic diene for Diels-Alder cycloadditionsCycloaddition
- Copper(I)-catalyzed photocycloaddition: 3,3-dimethyl-cis-bicyclo[3.2.0]heptan-2-oneCycloaddition
- Cu-catalyzed azide-alkyne cycloaddition: preparation of tris((1-benzyl-1H-1,2,3-triazolyl)methyl)amineCycloaddition
- [4+3] Cycloaddition in water. Synthesis of 2,4-endo,endo-dimethyl-8-oxabicyclo[3.2.1]oct-6-en-3-oneCycloaddition
- [4+2] Cycloaddition of 1-dimethylamino-3-tert-butyldimethylsiloxy-1,3-butadiene with methyl acrylate: 4-hydroxymethyl-2-cyclohexen-1-oneCycloaddition
- [4 + 3] Cycloaddition of aminoallyl cations with 1,3-dienes: 11-oxatricyclo[4.3.1.12,5]undec-3-en-10-oneCycloaddition
- Enantioselective Rhodium-Catalyzed [2+2+2] Cycloaddition of Pentenyl Isocyanate and 4-Ethynylanisole: Preparation and Use of Taddol-pyrrolidine PhosphoramiditeCycloaddition
- Generation and [2+2] cycloadditions of thio-substituted ketenes: trans-1-(4-methoxyphenyl)-4-phenyl-3-(phenylthio)azetidin-2-oneCycloaddition
- Inverse electron-demand Diels-Alder cycloaddition of a ketene dithioacetal. Copper hydride-promoted reduction of a conjugated enone. 9-Dithiolanobicyclo[3.2.2]non-6-en-2-one from troponeCycloaddition
- Nitrones for intramolecular 1,3-dipolar cycloadditions: hexahydro-1,3,3,6-tetramethyl-2,1-benzisoxazolineCycloaddition
- Preparation and [2+2] cycloaddition of 1-triisopropylsiloxy-1-hexyne with methyl crotonate: 3-butyl-4-methyl-2-triisopropylsiloxy-cyclobut-2-enecarboxylic acid methyl esterCycloaddition
- Preparation and three-carbon + two-carbon cycloaddition of cyclopropenone 1,3-propanediol ketal: 5,5-dicyano-4-phenyl-2-cyclopenten-1-one 1,3-propanediol ketalCycloaddition
- Preparation of 1,5-Disubstituted 1,2,3-Triazoles via Ruthenium-catalyzed Azide Alkyne CycloadditionCycloaddition
- Preparation of substituted pyridines via regiocontrolled [4 + 2] cycloadditions of oximinosulfonates: methyl 5-methylpyridine-2-carboxylateCycloaddition
- Rhodium-catalyzed heterocycloaddition of a diazomalonate and a nitrile: 4-carbomethoxy-5-methoxy-2-phenyl-1,3-oxazoleCycloaddition
- Synthesis and [3+2] cycloaddition of a 1,1-dialkoxy-2-methylenecyclopropane: 6,6-dimethyl-1-methylene-4,8-dioxaspiro[2.5]octane and cis-5-(5,5-dimethyl-1,3-dioxan-2-ylidene)hexahydro-1(2H)-pentalen-2-oneCycloaddition
- Synthesis of 2α-benzyloxy-8-oxabicyclo[3.2.1]oct-6-en-3-one by [4 + 3] cycloadditionCycloaddition
- Synthesis of a key β-lactam intermediate by a [2 + 2] cycloaddition route: 4-acetoxyazetidin-2-oneCycloaddition
- Synthesis of substituted indazoles via [3+2] cycloaddition of benzyne and diazo compoundsCycloaddition
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