Evidence map›Paper›PMID 37640717›Full record

ArticleNature communications2023

Kinetic resolution of substituted amido[2.2]paracyclophanes via asymmetric electrophilic amination.

Shaoze Yu, Hanyang Bao, Dekun Zhang, Xiaoyu Yang

Abstract 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 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 citing papers in PubMed.

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  11. Synthesis of Novel Planar-Chiral Charge-CompensatedMolecules (Basel, Switzerland) · 2024
    Article
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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

4 authors.

Shaoze YuSchool of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
Hanyang BaoSchool of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
Dekun ZhangSchool of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
Xiaoyu YangSchool of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China. yangxy1@shanghaitech.edu.cn.ORCID http://orcid.org/0000-0002-0756-0671

Funding

National Natural Science Foundation of China (National Science Foundation of China) 22222107
6 · The paper itself

Abstract

Planar chiral [2.2]paracyclophane derivatives are a type of structurally intriguing and practically useful chiral molecules, which have found a range of important applications in the field of asymmetric catalysis and material science. However, access to enantioenriched [2.2]paracyclophanes represents a longstanding challenge in organic synthesis due to their unique structures, which are still highly dependent on the chiral chromatography separation technique and classical chemical resolution strategy to date. In this work, we report on an efficient and versatile kinetic resolution protocol for various substituted amido[2.2]paracyclophanes, including those with pseudo-geminal, pseudo-ortho, pseudo-meta and pseudo-para disubstitutions, using chiral phosphoric acid (CPA)-catalyzed asymmetric amination reaction, which was also applicable to the enantioselective desymmetrization of an achiral diamido[2.2]paracyclophane. Detailed experimental studies shed light on a new reaction mechanism for the electrophilic aromatic C-H amination, which proceeded through sequential triazane formation and N[1,5]-rearrangement. The facile large-scale kinetic resolution reaction and diverse derivatizations of both the recovered chiral starting materials and the C-H amination products showcased the potential of this method.

Identifiers

PMID37640717
PMCPMC10462673

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