Evidence map›Paper›PMID 31455772›Full record

ArticleNature communications2019

Highly active ruthenium metathesis catalysts enabling ring-opening metathesis polymerization of cyclopentadiene at low temperatures.

Kitaek Song, Kunsoon Kim, Daeun Hong, Jungwon Kim, Chae Eun Heo, Hugh I Kim, Soon Hyeok Hong

Abstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. Polymer-Metal-Organic Frameworks (polyMOFs) Based on Tailor-Made Poly(alkenamer)s.Chemistry of materials : a publication of the American Chemical Society · 2024
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Kitaek SongDepartment of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 34141, Republic of Korea.ORCID http://orcid.org/0000-0003-2474-9203
Kunsoon KimDepartment of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 34141, Republic of Korea.ORCID http://orcid.org/0000-0002-3214-6149
Daeun HongDepartment of Chemistry, College of Natural Sciences, Seoul National University, Seoul, 08826, Republic of Korea.ORCID http://orcid.org/0000-0001-6359-4211
Jungwon KimDepartment of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 34141, Republic of Korea.ORCID http://orcid.org/0000-0003-2760-902X
Chae Eun HeoDepartment of Chemistry, Korea University, Seoul, 02841, Republic of Korea.
Hugh I KimDepartment of Chemistry, Korea University, Seoul, 02841, Republic of Korea.ORCID http://orcid.org/0000-0001-9205-1806
Soon Hyeok HongDepartment of Chemistry, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, 34141, Republic of Korea. soonhyeok.hong@kaist.ac.kr.ORCID http://orcid.org/0000-0003-0605-9735

Funding

National Research Foundation of Korea (NRF) NRF-2015H1A2A1033766National Research Foundation of Korea (NRF) NRF-2015M3D3A1A01065480
6 · The paper itself

Abstract

Development of versatile ruthenium olefin-metathesis catalysts with high activity, stability, and selectivity is a continuous challenge. Here we report highly controllable ruthenium catalysts using readily accessible and versatile N-vinylsulfonamides as carbene precursors. Catalyst initiation rates were controlled in a straightforward manner, from latent to fast initiating, through the facile modulation of the N-vinylsulfonamide ligands. Trifluoromethanesulfonamide-based catalysts initiated ultrarapidly even at temperatures as low as -60 °C and continuously propagated rapidly, enabling the enthalpically and entropically less-favored ring-opening metathesis polymerizations of low-strained functionalized cyclopentene derivatives, some of which are not accessible with previous olefin-metathesis catalysts. To our surprise, the developed catalysts facilitated the polymerization of cyclopentadiene (CPD), a feedstock that is easily and commonly obtainable through the steam cracking of naphtha, which has, to the best of our knowledge, not been previously achieved due to its low ring strain and facile dimerization even at low temperatures (below 0 °C).

Identifiers

PMID31455772
PMCPMC6712042

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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.