Results 21 to 30 of about 106,351 (226)

Multicomponent Crystal of Metformin and Barbital: Design, Crystal Structure Analysis and Characterization

open access: yesMolecules, 2021
The formation of most multicomponent crystals relies on the interaction of hydrogen bonds between the components, so rational crystal design based on the expected hydrogen-bonded supramolecular synthons was employed to establish supramolecular compounds ...
Linhong Cai   +5 more
doaj   +1 more source

The First Insight Into the Supramolecular System of D,L-α-Difluoromethylornithine: A New Antiviral Perspective

open access: yesFrontiers in Chemistry, 2021
Targeting the polyamine biosynthetic pathway by inhibiting ornithine decarboxylase (ODC) is a powerful approach in the fight against diverse viruses, including SARS-CoV-2.
Joanna Bojarska   +8 more
doaj   +1 more source

Theoretical predict structure and property of the novel CL-20/2,4-DNI cocrystal by systematic search approach

open access: yesDefence Technology, 2022
Cocrystallization integrates the merits of high energy and insensitivity between energetic molecules to obtain energetics with satisfying performance. However, how to obtain supramolecular synthons accurately and rapidly for predicting the structure and ...
Hao-jie Li   +7 more
doaj   +1 more source

Crystals at a Carrefour on the Way through the Phase Space: A Middle Path

open access: yesMolecules, 2021
Multiple supramolecular functionalities of cyclic α-alkoxy tellurium-trihalides (including Te---O, Te---X (X = Br, I) and Te---π(C=C) supramolecular synthons) afford rich crystal packing possibilities, which consequently results in polymorphism or Z’ > 1
Yury V. Torubaev, Ivan V. Skabitsky
doaj   +1 more source

Chiral Triptycenes in Supramolecular and Materials Chemistry

open access: yesChemistryOpen, 2020
Triptycenes are an intriguing class of organic molecules with several unusual characteristics, such as a propeller‐like shape, saddle‐like cavities around a symmetrical scaffold, a rigid π‐framework. They have been extensively studied and proposed as key
Giovanni Preda   +2 more
doaj   +1 more source

Rational Coformer Selection in the Development of 6-Propyl-2-thiouracil Pharmaceutical Cocrystals

open access: yesPharmaceuticals, 2023
Pharmaceutical multicomponent solids have proved to efficiently modulate the physicochemical properties of active pharmaceutical ingredients. In this context, polyphenols are interesting coformers for designing pharmaceutical cocrystals due to their wide
Francisco Javier Acebedo-Martínez   +7 more
doaj   +1 more source

Supramolecular Synthon Identification in Azelaic Acid – Isonicotinamide

open access: yesJournal of Magnetic Resonance Open, 2022
Supramolecular synthons are the smallest structural units that contain the information inherent in building large molecular assemblies. Here, we apply solid-state NMR methods for the identification of the synthon in a cocrystal of Azelaic acid [(CH2)7(COOH)2]– Isonicotinamide [C6H6N2O]. It is observed that the spin-lattice relaxation time of protons in
Jayasubba Reddy Yarava   +4 more
openaire   +2 more sources

Cocrystal of 4-Nitrophenol and 2,1,3-Benzoselenadizole

open access: yesMolbank, 2023
The 1:1 cocrystal of 4-nitrophenol (NP) and 2,1,3-benzoselenadiazole (BSA) was successfully synthesized. The X-ray single-crystal diffraction analysis revealed that the structure contained a [Se–N]2 cyclic supramolecular synthon.
Honghong Lan, Shaobin Miao, Weizhou Wang
doaj   +1 more source

Supramolecular Assembly of Ag(I) Centers: Diverse Topologies Directed by Anionic Interactions. [PDF]

open access: yes, 2014
Ag(I)-Ag(I) interactions in supramolecular structures have been achieved through the use of structural support from the ligand frames. In structures involving simple ligands like pyridine, strong π-π interaction leads to spatial ordering of the ...
Chakraborty, I   +3 more
core   +2 more sources

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