Definition of Tautomer. Meaning of Tautomer. Synonyms of Tautomer

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Definition of Tautomer

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Tautomeric
Tautomeric Tau`to*mer"ic, a. (Chem.) Relating to, or characterized by, tautomerism.
Tautomerism
Tautomerism Tau*tom"er*ism, n. [Gr. ?; ?, for ? ? the same + ? part.] (Chem.) The condition, quality, or relation of metameric substances, or their respective derivatives, which are more or less interchangeable, according as one form or the other is the more stable. It is a special case of metamerism; thus, the lactam and the lactim compounds exhibit tautomerism.

Meaning of Tautomer from wikipedia

- Tautomers (/ˈtɔːtəmər/) are structural isomers (constitutional isomers) of chemical compounds that readily interconvert. The chemical reaction interconverting...
- Examples of keto-enol tautomerism In organic chemistry, alkenols (shortened to enols) are a type of reactive structure or intermediate in organic chemistry...
- It exists in equilibrium with a tautomer CH3−C(=O)−CH=C(−OH)−CH3. The mixture is a colorless liquid. These tautomers interconvert so rapidly under most...
- interconvert between several structures via lactam-lactim tautomerism. Although the triol tautomer may have aromatic character, the keto form predominates...
- exists in equilibrium with an extremely minor tautomer P(OH)3. (In contrast, ****nous acid's major tautomer is the trihydroxy form.) IUPAC recommends that...
- exists a keto-enol tautomerism with its enol tautomer 4-hydroxypyridine. In solution, the keto tautomer is favoured, and the enol tautomer only becomes important...
- equilibrium with the minor tautomer HP(OH)2. Sometimes the minor tautomer is called hypophosphorous acid and the major tautomer is called phosphinic acid...
- solution as a mixture of two tautomers. One tautomer has the proton attached to one of the three oxygen centers. In the second tautomer the proton resides on...
- or the enol tautomer. Keto–enol tautomerism is catalyzed by either acid or base. In neutral solution, the enol is the minority tautomer, reversing several...
- any molecule that contains the -C(=NH)-OH functional group. It is the tautomer of an amide and the isomer of an oxime. The term "imino acid" is an obsolete...