Evidence map›Paper›PMID 34404809›Full record

ArticleNature communications2021

Access to cationic polyhedral carboranes via dynamic cage surgery with N-heterocyclic carbenes.

Jan Vrána, Josef Holub, Maksim A Samsonov, Zdeňka Růžičková, Josef Cvačka, Michael L McKee, Jindřich Fanfrlík, Drahomír Hnyk, Aleš Růžička

Abstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Carboranes without Cage Carbons:Journal of the American Chemical Society · 2025
    Article
  5. Article
  6. Article
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

9 authors.

Jan VránaDepartment of General and Inorganic Chemistry, Faculty of Chemical Technology, University of Pardubice, Pardubice, Czech Republic.ORCID http://orcid.org/0000-0003-0918-243X
Josef HolubInstitute of Inorganic Chemistry, Czech Academy of Sciences, Řež, Czech Republic.
Maksim A SamsonovDepartment of General and Inorganic Chemistry, Faculty of Chemical Technology, University of Pardubice, Pardubice, Czech Republic.
Zdeňka RůžičkováDepartment of General and Inorganic Chemistry, Faculty of Chemical Technology, University of Pardubice, Pardubice, Czech Republic.
Josef CvačkaInstitute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences, Prague, Czech Republic.ORCID http://orcid.org/0000-0002-3590-9009
Michael L McKeeDepartment of Chemistry and Biochemistry, Auburn University, Auburn, AL, USA.
Jindřich FanfrlíkInstitute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences, Prague, Czech Republic.
Drahomír HnykInstitute of Inorganic Chemistry, Czech Academy of Sciences, Řež, Czech Republic.
Aleš RůžičkaDepartment of General and Inorganic Chemistry, Faculty of Chemical Technology, University of Pardubice, Pardubice, Czech Republic. ales.ruzicka@upce.cz.ORCID http://orcid.org/0000-0001-8191-0273

Funding

Grantová Agentura České Republiky (Grant Agency of the Czech Republic) 19-17156S
6 · The paper itself

Abstract

Polyhedral boranes and heteroboranes appear almost exclusively as neutral or anionic species, while the cationic ones are protonated at exoskeletal heteroatoms or they are instable. Here we report the reactivity of 10-vertex closo-dicarbadecaboranes with one or two equivalents of N-heterocyclic carbene to 10-vertex nido mono- and/or bis-carbene adducts, respectively. These complexes easily undergo a reaction with HCl to give cages of stable and water soluble 10-vertex nido-type cations with protonation in the form of a BHB bridge or 10-vertex closo-type cations containing one carbene ligand when originating from closo-1,10-dicarbadecaborane. The reaction of a 10-vertex nido mono-carbene adduct with phosphorus trichloride gives nido-11-vertex 2-phospha-7,8-dicarbaundecaborane, which undergoes an oxidation of the phosphorus atom to P = O, while the product of a bis-carbene adduct reaction is best described as a distorted C

Identifiers

PMID34404809
PMCPMC8371172

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.