Evidence map›Paper›PMID 31774220›Full record

ArticleAngewandte Chemie (International ed. in English)2020

Origin and Use of Hydroxyl Group Tolerance in Cationic Molybdenum Imido Alkylidene N-Heterocyclic Carbene Catalysts.

Roman Schowner, Iris Elser, Mathis Benedikter, Mohasin Momin, Wolfgang Frey, Tanja Schneck, Laura Stöhr, Michael R Buchmeiser

Abstract read
In one paragraph

Article in Angewandte Chemie (International ed. in English), 2020. 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.

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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

8 authors.

Roman SchownerInstitut für Polymerchemie, Universität Stuttgart, Pfaffenwaldring 55, 70569, Stuttgart, Germany.
Iris ElserInstitut für Polymerchemie, Universität Stuttgart, Pfaffenwaldring 55, 70569, Stuttgart, Germany.
Mathis BenedikterInstitut für Polymerchemie, Universität Stuttgart, Pfaffenwaldring 55, 70569, Stuttgart, Germany.
Mohasin MominInstitut für Polymerchemie, Universität Stuttgart, Pfaffenwaldring 55, 70569, Stuttgart, Germany.
Wolfgang FreyInstitut für Organische Chemie, Universität Stuttgart, Pfaffenwaldring 55, 70569, Stuttgart, Germany.
Tanja SchneckInstitut für Polymerchemie, Universität Stuttgart, Pfaffenwaldring 55, 70569, Stuttgart, Germany.
Laura StöhrInstitut für Polymerchemie, Universität Stuttgart, Pfaffenwaldring 55, 70569, Stuttgart, Germany.
Michael R BuchmeiserInstitut für Polymerchemie, Universität Stuttgart, Pfaffenwaldring 55, 70569, Stuttgart, Germany.ORCID http://orcid.org/0000-0001-6472-5156

Funding

Deutsche Forschungsgemeinschaft 358283783 - CRC 1333
6 · The paper itself

Abstract

The origin of hydroxyl group tolerance in neutral and especially cationic molybdenum imido alkylidene N-heterocyclic carbene (NHC) complexes has been investigated. A wide range of catalysts was prepared and tested. Most cationic complexes can be handled in air without difficulty and display an unprecedented stability towards water and alcohols. NHC complexes were successfully used with substrates containing the hydroxyl functionality in acyclic diene metathesis polymerization, homo-, cross and ring-opening cross metathesis reactions. The catalysts remain active even in 2-PrOH and are applicable in ring-opening metathesis polymerization and alkene homometathesis using alcohols as solvent. The use of weakly basic bidentate, hemilabile anionic ligands such as triflate or pentafluorobenzoate and weakly basic aromatic imido ligands in combination with a sterically demanding 1,3-dimesitylimidazol-2-ylidene NHC ligand was found essential for reactive and yet robust catalysts.

Indexed as

alcoholsmolybdenumN-heterocyclic carbenesolefin metathesis

Identifiers

PMID31774220
PMCPMC6972570

What OpenQuestion holds

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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.