Evidence map›Paper›PMID 30510218›Full record

ArticleNature chemistry2019

Sequence-defined multifunctional polyethers via liquid-phase synthesis with molecular sieving.

Ruijiao Dong, Ruiyi Liu, Piers R J Gaffney, Marc Schaepertoens, Patrizia Marchetti, Christopher M Williams, Rongjun Chen, Andrew G Livingston

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In one paragraph

Article in Nature chemistry, 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 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
–field-weighted citation impact
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

29 citing papers in PubMed.

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  11. Review
  12. Organic Solvent Nanofiltration in Pharmaceutical Applications.Organic process research & development · 2024
    Review
  13. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors.

Ruijiao DongDepartment of Chemical Engineering, Imperial College London, London, UK.ORCID http://orcid.org/0000-0002-3091-7712
Ruiyi LiuDepartment of Chemical Engineering, Imperial College London, London, UK.
Piers R J GaffneyDepartment of Chemical Engineering, Imperial College London, London, UK.
Marc SchaepertoensDepartment of Chemical Engineering, Imperial College London, London, UK.
Patrizia MarchettiDepartment of Chemical Engineering, Imperial College London, London, UK.
Christopher M WilliamsEPSRC UK National Mass Spectrometry Facility (NMSF), Swansea University Medical School, Swansea, UK.ORCID http://orcid.org/0000-0002-0964-2048
Rongjun ChenDepartment of Chemical Engineering, Imperial College London, London, UK.ORCID http://orcid.org/0000-0002-8133-5472
Andrew G LivingstonDepartment of Chemical Engineering, Imperial College London, London, UK. a.livingston@imperial.ac.uk.ORCID http://orcid.org/0000-0002-7916-3026

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Synthetic chemists have devoted tremendous effort towards the production of precision synthetic polymers with defined sequences and specific functions. However, the creation of a general technology that enables precise control over monomer sequence, with efficient isolation of the target polymers, is highly challenging. Here, we report a robust strategy for the production of sequence-defined synthetic polymers through a combination of liquid-phase synthesis and selective molecular sieving. The polymer is assembled in solution with real-time monitoring to ensure couplings proceed to completion, on a three-armed star-shaped macromolecule to maximize efficiency during the molecular sieving process. This approach is applied to the construction of sequence-defined polyethers, with side-arms at precisely defined locations that can undergo site-selective modification after polymerization. Using this versatile strategy, we have introduced structural and functional diversity into sequence-defined polyethers, unlocking their potential for real-life applications in nanotechnology, healthcare and information storage.

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Registered trials

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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.