Evidence map›Paper›PMID 42459920›Full record

ArticleChemical science2026

Asymmetric Chichibabin diradicaloids: synthesis

Zenghui Li, Jing Wang, Changyuan Xu, Tian Han, Jie Xiong, Honghong Gong, Zhicheng Zhang, Bin Rao

Abstract read
In one paragraph

Article in Chemical science, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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.

Zenghui LiSchool of Chemistry, Engineering Research Center of Energy Storage Materials and Devices, Ministry of Education, Xi'an Key Laboratory of Sustainable Energy Materials Chemistry, Xi'an Jiaotong University Xi'an China robin616@mail.xjtu.edu.cn.
Jing WangSchool of Chemistry, Engineering Research Center of Energy Storage Materials and Devices, Ministry of Education, Xi'an Key Laboratory of Sustainable Energy Materials Chemistry, Xi'an Jiaotong University Xi'an China robin616@mail.xjtu.edu.cn.
Changyuan XuSchool of Chemistry, Engineering Research Center of Energy Storage Materials and Devices, Ministry of Education, Xi'an Key Laboratory of Sustainable Energy Materials Chemistry, Xi'an Jiaotong University Xi'an China robin616@mail.xjtu.edu.cn.
Tian HanSchool of Chemistry, Engineering Research Center of Energy Storage Materials and Devices, Ministry of Education, Xi'an Key Laboratory of Sustainable Energy Materials Chemistry, Xi'an Jiaotong University Xi'an China robin616@mail.xjtu.edu.cn.ORCID https://orcid.org/0000-0002-8753-7999
Jie XiongSchool of Chemistry, Engineering Research Center of Energy Storage Materials and Devices, Ministry of Education, Xi'an Key Laboratory of Sustainable Energy Materials Chemistry, Xi'an Jiaotong University Xi'an China robin616@mail.xjtu.edu.cn.
Honghong GongSchool of Chemistry, Engineering Research Center of Energy Storage Materials and Devices, Ministry of Education, Xi'an Key Laboratory of Sustainable Energy Materials Chemistry, Xi'an Jiaotong University Xi'an China robin616@mail.xjtu.edu.cn.
Zhicheng ZhangSchool of Chemistry, Engineering Research Center of Energy Storage Materials and Devices, Ministry of Education, Xi'an Key Laboratory of Sustainable Energy Materials Chemistry, Xi'an Jiaotong University Xi'an China robin616@mail.xjtu.edu.cn.ORCID https://orcid.org/0000-0003-1871-117X
Bin RaoSchool of Chemistry, Engineering Research Center of Energy Storage Materials and Devices, Ministry of Education, Xi'an Key Laboratory of Sustainable Energy Materials Chemistry, Xi'an Jiaotong University Xi'an China robin616@mail.xjtu.edu.cn.ORCID https://orcid.org/0000-0002-3229-5558

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Since the discovery of Chichibabin hydrocarbon in 1907, its scaffold has been instrumental in designing diverse open-shell materials. However, synthetic efforts have yielded almost exclusively symmetric diradicaloids; asymmetric variants with two distinct radical centers remain elusive due to the challenge of forming two different radicals simultaneously. Herein, starting from SOMO-HOMO inversion radicals (2a and 2b) bearing polychlorinated trityl and triarylamine scaffolds, asymmetric Chichibabin diradicaloids (2a

Identifiers

PMID42459920
PMCPMC13372135

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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.