Evidence map›Paper›PMID 36103531›Full record

ArticleScience advances2022

Asymmetric multifunctionalization of alkynes via photo-irradiated organocatalysis.

Lei Dai, Jiami Guo, Qingqin Huang, Yixin Lu

Abstract read
In one paragraph

Article in Science advances, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

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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.

Lei DaiDepartment of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore, 117543, Singapore.ORCID 0000-0002-4225-7408
Jiami GuoDepartment of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore, 117543, Singapore.ORCID 0000-0002-5404-977X
Qingqin HuangDepartment of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore, 117543, Singapore.
Yixin LuDepartment of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore, 117543, Singapore.ORCID 0000-0002-5730-166X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Alkynes represent a family of pivotal and sustainable feedstocks for various industries such as pharmaceuticals, agrochemicals, and materials, and they are widely used as important starting materials for the production of a broad range of chemical entities. Nevertheless, efficient structural elaborations of alkynes in chemical synthesis, especially asymmetric multifunctionalization of alkynes, remain largely unexplored. It is thus imperative to develop new asymmetric synthetic approaches, making use of these richly available chemical feedstocks, and enabling their conversion to value-added chiral molecules. Here, we disclose our findings on highly enantioselective multifunctionalization of alkynes by merging photochemistry and chiral phosphoric acid catalysis. Our reported one-pot synthetic protocol is applicable to all types of alkyne substrates, incorporating all three reactants in a fully atom-economic fashion to produce optically enriched tetrasubstituted triaryl- and diarylmethanes, important structural scaffolds in medicinal chemistry and biological sciences.

Identifiers

PMID36103531
PMCPMC9473573

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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.