Evidence map›Paper›PMID 35925742›Full record

ArticleAngewandte Chemie (International ed. in English)2022

Calix[4]pyrrolato Stibenium: Lewis Superacidity by Antimony(III)-Antimony(V) Electromerism.

Marcel Schorpp, Ravi Yadav, Daniel Roth, Lutz Greb

Abstract read
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In one paragraph

Article in Angewandte Chemie (International ed. in English), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

  1. T-Shaped Stibenium(III) Cation: Hydrostibination Without Sb─H Bond.Angewandte Chemie (International ed. in English) · 2026
    Article
  2. Structurally Constrained Stibenium: Metallomimetic C-Si Bond Activation.Angewandte Chemie (International ed. in English) · 2026
    Article
  3. Article
  4. Isolation and Reactivity of a Square-Planar Trisamido Silane.Angewandte Chemie (International ed. in English) · 2026
    Article
  5. Lewis Acidity of the SbClAngewandte Chemie (International ed. in English) · 2025
    Article
  6. Article
  7. Calix[4]pyrrolato-germane-(thf)Journal of the American Chemical Society · 2023
    Article
  8. 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

4 authors.

Marcel SchorppAnorganisch-Chemisches Institut, Ruprecht-Karls-Universität Heidelberg, Im Neuenheimer Feld 270, 69120, Heidelberg, Germany.ORCID http://orcid.org/0000-0003-1690-8534
Ravi YadavAnorganisch-Chemisches Institut, Ruprecht-Karls-Universität Heidelberg, Im Neuenheimer Feld 270, 69120, Heidelberg, Germany.ORCID http://orcid.org/0000-0003-2375-7607
Daniel RothAnorganisch-Chemisches Institut, Ruprecht-Karls-Universität Heidelberg, Im Neuenheimer Feld 270, 69120, Heidelberg, Germany.
Lutz GrebDepartment of Chemistry and Biochemistry-Inorganic Chemistry, Freie Universität Berlin, Fabeckstr. 34/36, 14195, Berlin, Germany.ORCID http://orcid.org/0000-0002-5253-419X

Funding

HORIZON EUROPE European Research Council 948708
6 · The paper itself

Abstract

Lewis superacids enable the activation of highly inert substrates. However, the permanent presence of a Lewis superacidic center comes along with a constantly increased intolerance toward functional groups or ambient conditions. Herein, we describe a strategy to unleash Lewis superacidity by electromerism. Experimental and computational results indicate that coordinating a Lewis base to Δ-calix[4]pyrrolato-antimony(III) triggers a ligand redox-noninnocent coupled transfer into antimony(V)-state that exhibits Lewis superacidic features. Lewis acidity by electromerism establishes a concept of potential generality for powerful yet robust reagents and on-site substrate activation approaches.

Indexed as

AntimonyLewis SuperacidLigand Redox NoninnocenceMain-GroupStructural Constraint

Identifiers

PMID35925742

What OpenQuestion holds

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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.