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pro vyhledávání: '"Veronica L. Murphy"'
Publikováno v:
Chemical Communications. 57:8107-8120
Optical activity, a foundational part of chemistry, is not restricted to chiral molecules although generations have been instructed otherwise. A more inclusive view of optical activity is valuable because it clarifies structure-property relationships
Chiroptical structure-property relations in cyclo[18]carbon and its in silico hydrogenation products
Publikováno v:
Chirality. 30:325-331
The anisotropy of the optical activity of cyclo[18]carbon (C18 ), fully hydrogenated C18 (C18 H36 ), and 26 hydrogenated compounds of intermediate composition, C18 H2n , n = 1,2…17, were computed. These compounds were selected because they resemble
Autor:
Veronica L. Murphy, Toru Asahi, Shane Nichols, Alexander T. Martin, Bart Kahr, Kenta Nakagawa
Publikováno v:
The Journal of Physical Chemistry C. 121:25494-25502
Optical activity (OA) along the optic axis of crystalline benzil has been measured by many over the past 150 years. However, the OA anisotropy remains uncharacterized due to difficulties in sample preparation as well as competition with linear birefr
Publikováno v:
Journal of the American Chemical Society. 138:25-27
The relationship between aromaticity and optical activity is investigated in comparisons of heterocycles with 4n + 2 and 4n π-electrons, in cyclic ketones with and without aromatic resonance structure representations, in tautomers and pericyclic rea
Autor:
Veronica L. Murphy, Bart Kahr
Publikováno v:
Journal of the American Chemical Society. 133(33)
Comparisons are made of the calculated optical rotation tensors of C(2v)-symmetric, polyaromatic hydrocarbons and their [5]helicene, [6]helicene, and [7]helicene isomers. Seven ∩-shaped, planar compounds had, in each case, larger computed tensor el