Definition of dianion. Meaning of dianion. Synonyms of dianion

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Definition of dianion

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Meaning of dianion from wikipedia

- A dianion is an anion with a net charge of −2. While there exist many stable molecular dianions, such as BeF42− and MgF42−, thus far no stable atomic...
- In organic chemistry, a diethynylbenzene dianion is an anion consisting of two ethynyl anions as substituents on a benzene ring. With the chemical formula...
- ethanedioate) is an anion with the chemical formula formula C2O2−4. This dianion is colorless. It occurs naturally, including in some foods. It forms a...
- phase: Ortho-diethynylbenzene dianion (C6H4(C2)2)2− (the strongest superbase ever synthesized) Meta-diethynylbenzene dianion (C6H4(C2)2)2− (second strongest...
- nonaromatic. The cyclopropenyl cation (C 3H+ 3) and the triboracyclopropenyl dianion (B 3H2– 3) are considered examples of a two π electron system, which are...
- the reactivity of Fe2(μ-S2)(CO)6 proceeds through its sulfur-centered dianion, [Fe2(μ-S)2(CO)2]2-. The synthesis of Fe2(μ-S2)(CO)6 was first reported...
- condensation. A subsequent thermal decarboxylation is also possible. The dianion of ethylacetoacetate is also a useful building block, except that the electrophile...
- deprotonation. The endoperoxide dianion, however can give the retro-Diels-Alder product: 1,2-dioxane-3,6-dione dianion. And after chemiexcitation by two...
- other structural analogues like pyrrole or furan. Once reduced to the dianion, the borolediide complex gains aromaticity and can then parti****te in...
- species with a formula of [C8H8]2− and abbreviated as COT2−. It is the dianion of cyclooctatetraene. Salts of the cyclooctatetraenide anion can be stable...