Results 11 to 20 of about 55,853 (258)

Intermolecular π-π Stacking Interactions Made Visible. [PDF]

J Chem Educ, 2021
Mixing the liquids hexafluorobenzene (1) and 1,3,5-trimethylbenzene (mesitylene, 2) results in a crystalline solid with a melting point of 34 °C. The solid consists of alternating π−π stacked pillars of both aromatics.
Timmer BJJ, Mooibroek TJ.
europepmc   +3 more sources

Residues involved in π-π stacking interactions in AnBLUF65 dark-(orange) and light-adapted (blue) state. [PDF]

, 2022
Residues involved in π-π stacking interactions in AnBLUF65 dark-(orange) and light-adapted (blue) state.
Claudio D. Borsarelli (1962889), Daiana Biancotti (12437044), Lorena Valle (7294331), Bárbara Perez Mora (12437035), Inés Abatedaga (7294343), Marisel Tuttobene (12437038), Gabriela Müller (12437041), Maria A. Mussi (12437047)   +7 more
core   +1 more source

Structures of Bifunctional Molecules Containing Two Very Different Supramolecular Synthons: Carboxylic Acid and Strong π···π Stacking 1,8-Naphthalimide Ring [PDF]

, 2016
A series of molecules containing a carboxylic acid and a 1,8-naphthalimide group joined by different linkers (HLC1 = CH2; HLC2 = CH2CH2; HLC3 = CH2CH2CH2; HLophen = ortho-C6H4; HLC4 = para-C6H4; HLala = S-CHCH3) have been prepared and structurally ...
Daniel L. Reger (1444537), Jacob J. Horger (2158909), Agota Debreczeni (2125144), Mark D. Smith (1406332)   +3 more
core   +11 more sources

Enhanced π–π Stacking between Dipole-Bearing Single Molecules Revealed by Conductance Measurement [PDF]

, 2023
Dipoles are widely involved in π–π interactions and are central to many chemical and biological functions, but their influence on the strength of π–π interactions remains unclear.
Bo Jiang (76119), Qingqing Wu (1969732), Sai Feng (14373894), Chengyang Zhang (14373891), Jie Cheng, Xike Gao, Jinghong Li, Jie Cheng (294193), Cheng, Jie, Songjun Hou (5645906), Sai Feng, Yueqi Li (1493650), Feng, Sai, Qingqing Wu, Yueqi Li, Wu, Qingqing, Jinghong Li (219583), Songjun Hou, Xike Gao (1719565), Li, Yueqi, Li, Jinghong, Jiang, Bo, Bo Jiang, Hou, Songjun, Zhang, Chengyang, Gao, Xike, Colin J. Lambert, Lambert, Colin J., Colin J. Lambert (1394917), Chengyang Zhang   +29 more
core   +1 more source

Enhanced photochemical oxidation ability of carbon nitride by π–π stacking interactions with graphene [PDF]

, 2017
A one-pot method for the preparation of g-C3N4/reduced graphene oxide (rGO) composite photocatalysts with controllable band structures is presented.
Xun Li, Ding, Hao, Li, Xun, Chen, Daimei, Daimei Chen, Hao, Qiang, Hao Ding, Niu, Xiuxiu, Qiang Hao, Xiuxiu Niu, Simeng Hao, Hao, Simeng   +11 more
core   +1 more source

Coordination polymers utilizing N-oxide functionalised host ligands [PDF]

, 2012
Pyridyl functionalized host molecules are oxidized to their N-oxide analogues and form a series of coordination polymers and discrete complexes with transition metal cations.
Hardie, Michaele J., Barnett, S.A., James J. Henkelis, Sarah A. Barnett, Harding, L.P., Hardie, M.J., Henkelis, James J., Michaele J. Hardie, Barnett, Sarah A., Henkelis, J.J., Lindsay P. Harding, Harding, Lindsay P.   +11 more
core   +1 more source

The Grapefruit Effect: Interaction between Cytochrome P450 and Coumarin Food Components, Bergamottin, Fraxidin and Osthole. X-ray Crystal Structure and DFT Studies

Molecules, 2020
Coumarins are plant-derived secondary metabolites. The crystal structure of three coumarins—bergamottin, osthole and fraxidin—are described and we analyze intermolecular interactions and their role in crystal formation.
Miriam Rossi, Sandjida Aktar, Marissa Davis, Emily Hefter Feuss, Samara Roman-Holba, Kelly Wen, Christopher Gahn, Francesco Caruso   +7 more
doaj   +1 more source

How Different Are Aromatic π Interactions from Aliphatic π Interactions and Non-π Stacking Interactions? [PDF]

, 2016
We compare aromatic π interactions with aliphatic π interactions of double- and triple-bonded π systems and non-π stacking interactions of single-bonded σ systems.
Kwang S. Kim (36900), N. Jiten Singh (1856614), S. Karthikeyan (642953)   +2 more
core   +1 more source

4-{(E)-[(2-Hydroxynaphthalen-1-yl)methylidene]amino}-1,5-dimethyl-2-phenyl-2,3-dihydro-1H-pyrazol-3-one: a new polymorph (β-phase)

IUCrData, 2017
The title molecule, C22H19N3O2, is a new polymorphic modification, viz. the β-phase; the α-phase has been previously published [Liang & Wang (2010). Acta Cryst. E66, o1968–o1969].
Shaaban K. Mohamed, Joel T. Mague, Mehmet Akkurt, Mustafa R. Albayati, Alaa F. Mohamed   +4 more
doaj   +1 more source

Crystal structure and Hirshfeld surface analysis of (E)-2-(2,4,6-trimethylbenzylidene)-3,4-dihydronaphthalen-1(2H)-one

Acta Crystallographica Section E: Crystallographic Communications, 2019
A novel chalcone, C20H20O, derived from benzylidenetetralone, was synthesized via Claissen–Schmidt condensation between tetralone and 2,4,6-trimethylbenzaldehyde.
Cemile Baydere, Merve Taşçı, Necmi Dege, Mustafa Arslan, Yusuf Atalay, Irina A. Golenya   +5 more
doaj   +1 more source