| 释义 |
aromaticity Chem.|ˌærəməˈtɪsɪtɪ|
[f. aromatic a. + -ity.]
The property of being aromatic (sense 2); aromatic character.
1932Recueil des Travaux Chim. des Pays-Bas LI. 1054 The best definition of aromaticity is probably one which is concerned with general properties. 1955Chem. Rev. LV. 10 Molecular orbital theory.. has been used..to predict that aromaticity will be shown only by those rings having (4n + 2) π-electrons. 1965Phillips & Williams Inorg. Chem. I. xvii. 627 All the phosphonitrilic chlorides show comparable aromaticity. 1983New Scientist 28 July 266/1 The concept of delocalisation is used by chemists to explain the increased stability (known as aromaticity) of molecules like benzene. 1986Pure & Applied Chem. LVIII. 197 The concept of aromaticity has been one of the most useful generalizations in heterocyclic chemistry, just as in carbocyclic chemistry. |