Evidence map›Paper›PMID 40583244›Full record

ArticleThe Journal of organic chemistry2025

Isochromene and Dihydroisobenzofuran Electrosynthesis by a Highly Regiodivergent Cyclization of 2-Ethynylbenzaldehydes.

Guilherme M Martins, Guilherme B Simoso, Pedro P de Castro, Felipe de Lucca, Samuel R Mendes, Timothy J Brocksom, Kleber T de Oliveira

Abstract read
In one paragraph

Article in The Journal of organic chemistry, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. 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

7 authors.

Guilherme M MartinsDepartment of Chemistry, Federal University of São Carlos, São Carlos, São Paulo 13565-905, Brazil.ORCID 0000-0002-0493-1270
Guilherme B SimosoDepartment of Chemistry, Federal University of São Carlos, São Carlos, São Paulo 13565-905, Brazil.
Pedro P de CastroDepartment of Chemistry, Federal University of São Carlos, São Carlos, São Paulo 13565-905, Brazil.
Felipe de LuccaDepartment of Chemistry, Federal University of São Carlos, São Carlos, São Paulo 13565-905, Brazil.
Samuel R MendesDepartment of Chemistry, State University of Santa Catarina, Joinville, Santa Catarina 89219-719, Brazil.ORCID 0000-0002-2388-3008
Timothy J BrocksomDepartment of Chemistry, Federal University of São Carlos, São Carlos, São Paulo 13565-905, Brazil.
Kleber T de OliveiraDepartment of Chemistry, Federal University of São Carlos, São Carlos, São Paulo 13565-905, Brazil.ORCID 0000-0002-9131-4800

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The synthesis of isochromene and dihydroisobenzofuran compounds is presented through the electrochemical cyclization of 2-ethynylbenzaldehydes using silver as a sacrificial electrode. The results demonstrate exceptional regiodivergency, without the use of external oxidants or transition metal catalysts, with products reaching up to 97% isolated yield. Density functional theory (DFT) studies, along with control experiments, were conducted to elucidate a plausible reaction mechanism.

Identifiers

PMID40583244
PMCPMC12261327

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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.