Results 1 to 10 of about 13,108 (119)

Rotaxanes with integrated photoswitches: design principles, functional behavior, and emerging applications [PDF]

open access: yesBeilstein Journal of Organic Chemistry
Integrating molecular photoswitches into rotaxanes offers unique opportunities for precise control over their structural, dynamic, and functional properties.
Jullyane Emi Matsushima   +4 more
doaj   +2 more sources

Macrocycle with Equatorial Coordination Sites Provides New Opportunity for Structure-Diverse Metallacages

open access: yesMolecules, 2023
Reported here is the synthesis of a macrocycle with equatorial coordination sites for the construction of self-assembled metallacages. The macrocycle is prepared via a post-modification on the equator of biphen[n]arene.
Yibo Zhao   +5 more
doaj   +1 more source

Unprecedented synthesis of a 14-membered hexaazamacrocycle

open access: yesBeilstein Journal of Organic Chemistry, 2023
The transformation of 3-[(ethoxymethylene)amino]-1-methyl-1H-pyrazole-4-carbonitrile into the 14-membered macrocycle, 2,10-dimethyl-2,8,10,16-tetrahydrodipyrazolo[3,4-e:3',4'-l][1,2,4,8,9,11]hexaazacyclotetradecine-4,12-diamine, by the reaction with ...
Anastasia A. Fesenko   +1 more
doaj   +1 more source

Chiroptical Sensing of Amino Acid Derivatives by Host–Guest Complexation with Cyclo[6]aramide

open access: yesMolecules, 2021
A hydrogen-bonded (H-bonded) amide macrocycle was found to serve as an effective component in the host–guest assembly for a supramolecular chirality transfer process.
Xuebin Wang   +7 more
doaj   +1 more source

Synthesis of Azacalixarenes and Development of Their Properties

open access: yesMolecules, 2021
This review focuses on the synthesis, structure, and interactions of metal ions, the detection of some weak interactions using the structure, and the construction of supramolecules of azacalixarenes that have been reported to date.
Hiroyuki Takemura
doaj   +1 more source

Modulating the aggregation of amyloid proteins by macrocycles

open access: yesAggregate, 2022
The aggregation of amyloid proteins has been suggested to be the main cause of multiple human disorders; for example, amyloid β aggregates in Alzheimer's disease and α‐synuclein aggregates in Parkinson's disease.
Gao Li, Yan‐Mei Li
doaj   +1 more source

3,3′-(5,5,7,12,12,14-Hexamethyl-1,4,8,11-tetraazacyclotetradecane-1,8-diyl)dipropanonitrile methanol disolvate

open access: yesActa Crystallographica Section E, 2010
The asymmetric unit of the title compound, C22H42N6·2CH4O, comprises one half of a 14-membered tetraazacyclotetradecane macrocycle with cyanoethyl substituents on one of the N atoms and a methanol solvent molecule.
Cheng-Jun Hao, Yan-Hua Zhang
doaj   +1 more source

Симфонический макроцикл Ильи Хейфеца [PDF]

open access: yesВестник музыкальной науки, 2019
Статья посвящена симфоническому творчеству российского композитора И. Хейфеца, ныне живущего в Израиле. Автор предлагает рассматривать четыре его симфонии как единый макроцикл, внутри которого можно выделить два мини-цикла.
Жидяева, Галина Александровна
doaj   +1 more source

A pH-Sensitive Peptide-Containing Lasso Molecular Switch

open access: yesMolecules, 2013
The synthesis of a peptide-containing lasso molecular switch by a self-entanglement strategy is described. The interlocked [1] rotaxane molecular machine consists of a benzometaphenylene[25]crown-8 (BMP25C8) macrocycle surrounding a molecular axle.
Karine Fournel-Marotte   +2 more
doaj   +1 more source

Structure–Property Relationship of Macrocycles in Organic Photoelectric Devices: A Comprehensive Review

open access: yesNanomaterials, 2023
Macrocycles have attracted significant attention from academia due to their various applications in organic field-effect transistors, organic light-emitting diodes, organic photovoltaics, and dye-sensitized solar cells.
Chunxiao Zhong   +9 more
doaj   +1 more source

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