Evidence map›Paper›PMID 41238919›Full record

ArticleNature chemistry2025

Construction of sulfur stereocentres by asymmetric geminate recasting.

Arka Porey, Ramon Trevino, Sachchida Nand, Seth O Fremin, Shree Krishna Dhakal, Babu Raj Dhungana, Arko Das, Vy T B Nguyen, William T Thompson, Dylan P Moran and 4 more

Abstract read
In one paragraph

Article in Nature chemistry, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Article
  2. Iron-Catalyzed Asymmetric NHAngewandte Chemie (International ed. in English) · 2026
    Article
  3. Article
  4. Article
  5. Deracemization in a solvent cage.Nature chemistry · 2025
    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

14 authors.

Arka PoreyDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.ORCID http://orcid.org/0009-0002-9785-1890
Ramon TrevinoDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
Sachchida NandDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
Seth O FreminDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
Shree Krishna DhakalDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
Babu Raj DhunganaDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.ORCID http://orcid.org/0009-0000-0615-7015
Arko DasDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
Vy T B NguyenDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
William T ThompsonDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
Dylan P MoranDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.ORCID http://orcid.org/0009-0007-3185-9634
Chandan Kumar GiriDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
Hadi D ArmanDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.
Daniel J WherrittDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA.ORCID http://orcid.org/0000-0002-8616-9864
Oleg V LarionovDepartment of Chemistry, The University of Texas at San Antonio, San Antonio, TX, USA. oleg.larionov@utsa.edu.ORCID http://orcid.org/0000-0002-3026-1135

Funding

New organosulfur-based strategies for efficient construction of carbon-carbon and carbon-heteroatom bondsR35GM152123 · NIGMS · UNIVERSITY OF TEXAS SAN ANTONIO · PI Oleg V Larionov · 2024 to 2026
$1.1M
NIGMS NIH HHS R35 GM152123
6 · The paper itself

Abstract

Radical pairs generated by light-induced or heat-induced bond cleavage play a central role in biochemical transformations and the synthesis of pharmaceuticals, polymers and industrial chemicals. When such cleavage occurs at a stereocentre in chiral molecules, recombination of the produced radicals can lead to either enantiomer, typically resulting in racemization. Achieving selective conversion of racemic mixtures into single enantiomers is highly desirable yet challenging due to the uncontrolled behaviour of free radicals. Here we show that stereocontrol over these reactions can be achieved through asymmetric geminate recasting: a process in which homolysis and recombination occur within a solvent cage under the influence of a chiral photocatalyst. This strategy enabled the selective construction of chiral sulfur stereocentres via deracemization of sulfinamides, providing access to valuable sulfur-containing building blocks. The approach opens unexplored possibilities for controlling stereochemistry in radical reactions and may inspire broader applications in asymmetric synthesis, medicinal chemistry and materials development.

Identifiers

PMID41238919
PMCPMC12939268

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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.