Evidence map›Paper›PMID 30894585›Full record

ArticleScientific reports2019

Simple Tyrosine Derivatives Act as Low Molecular Weight Organogelators.

Güzide Aykent, Cansu Zeytun, Antoine Marion, Salih Özçubukçu

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.4field-weighted citation impact, top 22% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

7 citing papers in PubMed, 24 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 1 institution in 1 country.

Güzide AykentMiddle East Technical University, Department of Chemistry, 06800, Ankara, Turkey.
Cansu ZeytunMiddle East Technical University, Department of Chemistry, 06800, Ankara, Turkey.
Antoine MarionMiddle East Technical University, Department of Chemistry, 06800, Ankara, Turkey.ORCID 0000-0002-8266-8957
Salih ÖzçubukçuMiddle East Technical University, Department of Chemistry, 06800, Ankara, Turkey. osalih@metu.edu.tr.ORCID 0000-0001-5981-1391
Middle East Technical University · TR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The gelation of L-Tyr(tBu)-OH in tetrahydrofuran (THF) was discovered serendipitously. It was noted that this tremendously low molecular weight (LMW) compound has the ability to gel a wide variety of organic solvents (e.g., N,N-Dimetylformamide (DMF), THF, butanol, toluene), even in very low concentrations (i.e., 0.1 wt/v% in DMF). Addition of bases such as NaOH and piperidine enhanced the gel property. By changing the side-chain protecting group to tert-butyldimethylsilyl (TBDMS), a fluoride ion-responsive organogel was also acquired. This new organogelator responded fluoride ion concentration as low as 0.2 ppm. Characterization of microstructures and gel behaviours were studied by powder X-Ray diffraction spectroscopy (XRD), transmission electron microscopy (TEM), rheological measurements and molecular dynamics (MD) simulations. Experimental observations and theoretical simulations consistently show a fibre-like structure of the gel, in which the organogelator molecules are held together via a dense network of hydrogen bonds, and via van der Waals interactions between hydrophobic groups.

Indexed as

FuransGelsHydrogen BondingHydrophobic and Hydrophilic InteractionsMicroscopy, Electron, TransmissionMolecular Dynamics SimulationMolecular WeightSolventsTyrosineX-Ray DiffractionFuransGelsSolventstetrahydrofuranTyrosine

Identifiers

PMID30894585
PMCPMC6426947
OpenAlexW2924686191

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.