Results 31 to 40 of about 1,102 (170)

Integrating and Exploiting Molecular, Supramolecular, and Time Crystal Synthons in Advanced Synthesis

Crystals
Molecular reactions occur through functional groups that drive covalent synthesis. These reactions often proceed via catalytic processes, leading to the formation of time crystals, which can be integrated into shared molecules or reactions—a concept ...
Indrajit Chakraborty, Tusar Kanti Dutta, Sudipta Ray, Deepak Kumar, Pathik Sahoo   +4 more
doaj   +1 more source

2-C-Cyclohexyl-2,3-O-isopropylideneerythrofuranose

Acta Crystallographica Section E, 2009
In the title compound, C13H22O4, the acetonide ring adopts an envelope conformation with one of the O atoms as the flap atom, whereas a twisted conformation is found for the furanose ring.
Edward R. T. Tiekink, Dennis K. Taylor, Tony V. Robinson   +2 more
doaj   +1 more source

New Titanium Imido Synthons:  Syntheses and Supramolecular Structures

Inorganic Chemistry, 2005
Reactions of Ti(NMe(2))(2)Cl(2) with a wide range of primary alkyl and arylamines RNH(2) afforded the corresponding 5-coordinate imido titanium compounds Ti(NR)Cl(2)(NHMe(2))(2) (R = (t)Bu (1), (i)Pr (2), CH(2)Ph (3), Ph (4), 2,6-C(6)H(3)Me(2) (5), 2,6-C(6)H(3)(i)Pr(2) (6), 2,4,6-C(6)H(2)F(3) (7), 2,3,5,6-C(6)HF(4) (8), C(6)F(5) (9), 4-C(6)H(4)Cl (10),
Adams, Nico, Bigmore, Helen R., Blundell, Timothy L., Boyd, Catherine L., Dubberley, Stuart R., Sealey, Andrew J., Cowley, Andrew R., Skinner, Michael E. G., Mountford, Philip   +8 more
openaire   +3 more sources

Harnessing hydrogen-bonding: advancements and applications in pharmaceutical co-crystallization

Journal of Applied Pharmaceutical Research
Background: In the context of supramolecular chemistry, the formation of solid-state structures that exhibit predictable form and function through the use of intermolecular interactions is known as crystal engineering.
Preeti Devi, Sonali Kakkar, Vikas Budhwar, Manjusha Choudhary, Vikas Jogpal   +4 more
doaj   +1 more source

Using crystallography, topology and graph set analysis for the description of the hydrogen bond network of triamterene: a rational approach to solid form selection

Chemistry Central Journal, 2017
This study has demonstrated the use of crystallography, topology and graph set analysis in the description and classification of the complex hydrogen bonded network of triamterene.
David S. Hughes, Amit Delori, Abida Rehman, William Jones   +3 more
doaj   +1 more source

(2,2′-Bipyridyl)bis[N,N-bis(2-hydroxyethyl)dithiocarbamato-κ2S,S′]cadmium(II)

Acta Crystallographica Section E, 2009
The title compound, [Cd(C5H10NO2S2)2(C10H8N2)], features a trigonal-prismatic coordination geometry for the CdII ion, based on an N2S4 donor set defined by two chelating dithiocarbamate ligands and a 2,2′-bipyridyl ligand.
Edward R. T. Tiekink, Juyoung C. Song
doaj   +1 more source

Supramolecular Organization in Salts of Riluzole with Dihydroxybenzoic Acids—The Key Role of the Mutual Arrangement of OH Groups

Pharmaceutics, 2023
Intermolecular interactions, in particular hydrogen bonds, play a key role in crystal engineering. The ability to form hydrogen bonds of various types and strengths causes competition between supramolecular synthons in pharmaceutical multicomponent ...
Alexander P. Voronin, Artem O. Surov, Andrei V. Churakov, Mikhail V. Vener   +3 more
doaj   +1 more source

Accelerating Discovery of Organic Molecular Crystals via Materials Informatics and Autonomous Experiments

Advanced Intelligent Discovery, EarlyView.
Materials informatics and autonomous experimentation are transforming the discovery of organic molecular crystals. This review presents an integrated molecule–crystal–function–optimization workflow combining machine learning, crystal structure prediction, and Bayesian optimization with robotic platforms.
Takuya Taniguchi, Kazuki Ishizaki, Ryo Fukasawa   +2 more
wiley   +1 more source

Two Crystal Forms of 4′-Methyl-2,4-dinitrodiphenylamine: Polymorphism Governed by Conformational Flexibility of a Supramolecular Synthon

Crystals, 2023
Single crystals of two polymorphic forms of 4′-methyl-2,4-dinitrodiphenylamine were obtained by crystallization and characterized by X-ray diffraction analysis.
Ivan V. Fedyanin, Aida I. Samigullina
doaj   +1 more source

Prediction of supramolecular synthons and crystal packings of supramolecular HMX/solvent assemblies

RSC Advances, 2017
We report the most stable packings of five HMX/solvent supramolecular assemblies.
Zhichao Liu, Yu Liu, Jinshan Li, Weihua Zhu   +3 more
openaire   +2 more sources