polar cycloaddition

  • 1Cycloaddition — A cycloaddition is a pericyclic chemical reaction, in which two or more unsaturated molecules (or parts of the same molecule) combine with the formation of a cyclic adduct in which there is a net reduction of the bond multiplicity. [1] The… …

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  • 2Azide alkyne Huisgen cycloaddition — 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. Rolf Huisgen[1] was the first to understand the scope of this organic reaction. American chemist K …

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  • 3Nitrone-olefin 3+2 cycloaddition — The correct title of this article is Nitrone olefin [3+2] cycloaddition. The substitution or omission of any < > [ ] { } is due to technical restrictions. The nitrone olefin [3+2] cycloaddition reaction is the combination of a nitrone with… …

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  • 4Chemical biology — is a scientific discipline spanning the fields of chemistry and biology that involves the application of chemical techniques and tools, often compounds produced through synthetic chemistry, to the study and manipulation of biological systems.… …

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  • 5Chemical reaction — Chemical reactions redirects here. For the 2007 television episode, see Chemical Reactions (Men in Trees). A thermite reaction using iron(III) oxide. The sparks …

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  • 6hydrocarbon — hydrocarbonaceous, adj. /huy dreuh kahr beuhn, huy dreuh kahr /, n. any of a class of compounds containing only hydrogen and carbon, as an alkane, methane, CH4, an alkene, ethylene, C2H4, an alkyne, acetylene, C2H2, or an aromatic compound,… …

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  • 7Rhodium(II) acetate — Rhodium (II) Acetate IUPAC name Rhodium (II) acetate …

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  • 8Olefin metathesis — or transalkylidenation is an organic reaction that entails redistribution of alkylene fragments by the scission of carbon carbon double bonds in olefins (alkenes).[1] Its advantages include the creation of fewer sideproducts and hazardous wastes …

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  • 9organosulfur compound — ▪ chemical compound Introduction also spelled  organosulphur compound , also called  organic sulfur compound   a subclass of organic substances that contain sulfur and that are known for their varied occurrence and unusual properties. They are… …

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  • 10Ene reaction — The Ene reaction (also known as the Alder ene reaction) is a chemical reaction between an alkene with an allylic hydrogen (the ene) and a compound containing a multiple bond (the enophile), in order to form a new σ bond with migration of the ene… …

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