Evidence map›Paper›PMID 36849502›Full record

ArticleNature communications2023

Polyfunctionalization of vicinal carbon centers and synthesis of unsymmetric 1,2,3,4-tetracarbonyl compounds.

Luca De Angelis, Chao Pei, Ana L Narro, Daniel Wherritt, Rene M Koenigs, Michael P Doyle

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
1.0field-weighted citation impact, top 28% of its field
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

3 citing papers in PubMed, 7 citations in OpenAlex.

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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

6 authors at 2 institutions in 2 countries.

Luca De Angelis *Department of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
Chao Pei *RWTH Aachen University, Institute of Organic Chemistry, Landoltweg 1, 52074, Aachen, Germany.
Ana L NarroDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
Daniel WherrittDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.ORCID http://orcid.org/0000-0002-8616-9864
Rene M KoenigsRWTH Aachen University, Institute of Organic Chemistry, Landoltweg 1, 52074, Aachen, Germany. rene.koenigs@rwth-aachen.de.ORCID http://orcid.org/0000-0003-0247-4384
Michael P DoyleDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA. Michael.Doyle@utsa.edu.ORCID http://orcid.org/0000-0003-1386-3780
The University of Texas at San Antonio · USRWTH Aachen University · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The synthesis and characterization of organic compounds with unusual atom or functional group connectivity is one of the main driving forces in the discovery of new synthetic methods that has raised the interest of chemists for many years. Polycarbonyl compounds are such compounds wherein multiple carbonyl groups are directly juxtaposed and influence each other's chemical reactivity. While 1,2-dicarbonyl or 1,2,3-tricarbonyl compounds are well-known in organic chemistry, the 1,2,3,4-tetracarbonyl motif remains barely explored. Herein, we report on the synthesis of such 1,2,3,4-tetracarbonyl compounds employing a synthetic strategy that involves C-nitrosation of enoldiazoacetates, while the diazo functional group remains untouched. This strategy not only leverages the synthesis of 1,2,3,4-tetracarbonyl compounds to an unprecedented level, it also accomplishes the synthesis of 1,2,3,4-tetracarbonyl compounds, wherein each carbonyl group is orthogonally masked. Combined experimental and theoretical studies provide an understanding of the reaction mechanism and rationalize the formation of such 1,2,3,4-tetracarbonyl compounds.

Identifiers

PMID36849502
PMCPMC9971237
OpenAlexW4322503413

What OpenQuestion holds

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LicenceCC BY
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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.