Results 31 to 40 of about 86,769 (239)

Ethyl 1-benzyl-1,2,3,3a,4,10b-hexa-hydro-pyrrolo-[2',3':3,4]pyrrolo-[1,2-a]benzimidazole-2-carboxyl-ate. [PDF]

open access: yes, 2011
The title mol-ecule, C(22)H(23)N(3)O(2), was obtained via an intra-molecular cyclo-addition of an azomethine ylide and an alkene tethered by a benzimidazole unit. The benzoimidazole unit is essentially planar, with an r.m.s.
Fettinger, James C   +2 more
core   +2 more sources

A dibenzofuran derivative: 2-(pentyloxy)dibenzo[b,d]furan

open access: yesIUCrData, 2018
The title compound, C17H18O2, crystallizes in two-dimensional sheets, in which the 2-(pentyloxy)dibenzo[b,d]furan molecules are arranged in a head-to-head and tail-to-tail fashion that enables hydrophobic interactions between fully extended 2-pentoxy ...
Navneet Goyal   +5 more
doaj   +1 more source

(4-Aminosulfonylphenyl)[(2-oxidonaphthalen-1-yl)imino]azanium

open access: yesIUCrData, 2016
The crystal structure of the title compound, C16H13N3O3S, shows that the two independent zwitterions in the asymmetric unit are approximately planar.
A. Benosmane   +4 more
doaj   +1 more source

Enhancing the Efficiency of Organic Photovoltaics by a Photoactive Molecular Mediator [PDF]

open access: yes, 2017
High boiling-point solvent additives, such as 1,8-diiodooctane, have been widely used to tune nanoscale phase morphology for increased efficiency in bulk heterojunction organic solar cells.
Brady, MA   +6 more
core   +1 more source

Influence of perylenediimide–pyrene supramolecular interactions on the stability of DNA-based hybrids: Importance of electrostatic complementarity

open access: yesBeilstein Journal of Organic Chemistry, 2014
Aromatic π–π stacking interactions are ubiquitous in nature, medicinal chemistry and materials sciences. They play a crucial role in the stacking of nucleobases, thus stabilising the DNA double helix.
Christian B. Winiger   +3 more
doaj   +1 more source

Dimensionality of Carbon Nanomaterials Determines the Binding and Dynamics of Amyloidogenic Peptides: Multiscale Theoretical Simulations [PDF]

open access: yes, 2013
Experimental studies have demonstrated that nanoparticles can affect the rate of protein self-assembly, possibly interfering with the development of protein misfolding diseases such as Alzheimer's, Parkinson's and prion disease caused by aggregation and ...
A Albanese   +88 more
core   +4 more sources

2-[(2,4,6-Trimethylbenzene)sulfonyl]phthalazin-1(2H)-one: crystal structure, Hirshfeld surface analysis and computational study

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2020
The X-ray crystal structure of the title phthalazin-1-one derivative, C17H16N2O3S {systematic name: 2-[(2,4,6-trimethylbenzene)sulfonyl]-1,2-dihydrophthalazin-1-one}, features a tetrahedral sulfoxide-S atom, connected to phthalazin-1-one and mesityl ...
David Chukwuma Izuogu   +3 more
doaj   +1 more source

Investigation of the crystal structures of n-(4-fluorobenzoyl) benzenesulfonamide and n-(4-fluoro-benzoyl)-4-methylbenzenesulfonamide [PDF]

open access: yes, 1977
The title compound, C26H26N2O7, is a thia­midine derivative. Geometric parameters are in the usual ranges. The crystal packing is stabilized by a classical N—H⋯O hydrogen bond, several weak C—H⋯O hydrogen bonds and a π–π stacking inter ...
Suchetan, P. A.   +6 more
core   +2 more sources

Chlorinated Benzo[1,2‐b:4,5‐c′]dithiophene‐4,8‐dione Polymer Donor: A Small Atom Makes a Big Difference

open access: yesAdvanced Science, 2021
The position of a chlorine atom in a charge carrier of polymer solar cells (PSCs) is important to boost their photovoltaic performance. Herein, two chlorinated D‐A conjugated polymers PBBD‐Cl‐α and PBBD‐Cl‐β are synthesized based on two new building ...
Pengjie Chao   +11 more
doaj   +1 more source

Intramolecular pi-pi stacking interactions in 2-substituted N,N-dibenzylaziridinium ions and their regioselectivity in nucleophilic ring-opening reactions [PDF]

open access: yes, 2009
The ring opening of 2-substituted N,N-dibenzylaziridinium ions by bromide is known to occur exclusively at the Substituted aziridine carbon atom via ail S(N)2 mechanism, whereas the opposite regioselectivity has been observed as the main pathway for ring
Catak, Saron   +4 more
core   +2 more sources

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