the property of certain planar cyclic conjugated molecules, esp benzene, of behaving like unsaturated molecules and undergoing substitution reactions rather than addition as a result of delocalization of electrons in the ring
2.
the quality or state of having an aroma
aromaticity in American English
(ˌærəməˈtɪsɪti, əˌroumə-)
noun
1.
the quality or state of being aromatic
2. Chemistry
the property of being or resembling any of the aromatic compounds
Word origin
[aromatic + -ity]-ity is a suffix used to form abstract nouns expressing state or condition. Other wordsthat use the affix -ity include: Latinity, civility, jollity
Examples of 'aromaticity' in a sentence
aromaticity
The distinct crystallinity and aromaticity make different microplastics exhibit disparate adsorption carrying ability.
Xiaoxuan Wei, Miao Li, Yifei Wang, Lingmin Jin, Guangcai Ma, Haiying Yu 2019, 'Developing Predictive Models for Carrying Ability of Micro-Plastics towards OrganicPollutants', Moleculeshttps://www.mdpi.com/1420-3049/24/9/1784. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This work reviews the concept of aromaticity.
Giovanni Finoto Caramori, Kleber Thiago de Oliveira 2009, 'Aromaticidade: evolução histórica do conceito e critérios quantitativos Aromaticity:historical evolution of the concept and quantitative criteria', Química Novahttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422009000700034. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
For pyrroles, aromaticity dictates the tautomeric preferences.
Ewa D. Raczyńska 2019, 'Application of the Extended HOMED (Harmonic Oscillator Model of Aromaticity) Indexto Simple and Tautomeric Five-Membered Heteroaromatic Cycles with C, N, O, P, andS Atoms', Symmetryhttps://www.mdpi.com/2073-8994/11/2/146. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Aromaticity of proteins had no impact on codon usage.
Rekha Khandia, Shailja Singhal, Utsang Kumar, Afzal Ansari, Ruchi Tiwari, KuldeepDhama, Jayashankar Das, Ashok Munjal, Raj Kumar Singh 2019, 'Analysis of Nipah Virus Codon Usage and Adaptation to Hosts', Frontiers in Microbiologyhttps://www.frontiersin.org/article/10.3389/fmicb.2019.00886/full. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Geometric and magnetic aromaticity indices, atomic charges, dipole moments and energies were also calculated.
Małgorzata Kowczyk-Sadowy, Renata Świsłocka, Hanna Lewandowska, Jolanta Piekut, WłodzimierzLewandowski 2015, 'Spectroscopic (FT-IR, FT-Raman, 1H- and 13C-NMR), Theoretical and MicrobiologicalStudy of trans o-Coumaric Acid and Alkali Metal o-Coumarates', Moleculeshttp://www.mdpi.com/1420-3049/20/2/3146. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
They thus represent a high-spin analogue of aromaticity.
R. Bruce King 2017, 'Analogies between Vanadoborates and Planar Aromatic Hydrocarbons: A High-Spin Analogueof Aromaticity', Materialshttps://www.mdpi.com/1996-1944/11/1/15. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The paper reviews the polyanionic hexagons of silicon and germanium, focusing on aromaticity.
Masae Takahashi 2010, 'Polyanionic Hexagons: X6n– (X = Si, Ge)', Symmetryhttp://www.mdpi.com/2073-8994/2/4/1745/. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Alternately, the ratios of aromaticity and hydrophobicity first increased, and then were maintained at relatively stable levels.
Chunyan Wang, Nianpeng He, Jinjing Zhang, Yuliang Lv, Li Wang 2015, 'Long-Term Grazing Exclusion Improves the Composition and Stability of Soil OrganicMatter in Inner Mongolian Grasslands.', PLoS ONEhttp://europepmc.org/articles/PMC4461302?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
One area of investigation has focused on nonbenzenoid aromaticity in the context of charge delocalization in conjugated polymers.
Stephen R. Diegelmann, Patricia A. Peart, John D. Tovar 2010, 'Non-Traditional Aromatic Topologies and Biomimetic Assembly Motifs as Components ofFunctional Pi-Conjugated Oligomers', Materialshttp://www.mdpi.com/1996-1944/3/2/1269/. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
These facts have always stood in the way of developing an appropriate theoretical framework for scaling of aromaticity.
Satadal Paul, Tamal Goswami, Anirban Misra 2015, 'Noncomparative scaling of aromaticity through electron itinerancy', AIP Advanceshttp://dx.doi.org/10.1063/1.4933191. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)