Evidence map›Paper›PMID 24295427›Full record

ArticleJournal of the American Chemical Society2014

Cation control of diastereoselectivity in iridium-catalyzed allylic substitutions. Formation of enantioenriched tertiary alcohols and thioethers by allylation of 5H-oxazol-4-ones and 5H-thiazol-4-ones.

Wenyong Chen, John F Hartwig

Abstract read
In one paragraph

Article in Journal of the American Chemical Society, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Article
  6. Direct Asymmetric Alkylation of Ketones: Still Unconquered.Angewandte Chemie (International ed. in English) · 2017
    Review
  7. Article
  8. Article
  9. Iridium-Catalyzed Stereoselective Allylic Alkylation Reactions with Crotyl Chloride.Angewandte Chemie (International ed. in English) · 2016
    Article
  10. Article
  11. Article
  12. Asymmetric [4 + 2] annulation of 5Chemical science · 2016
    Article
  13. Article
  14. Article
  15. Review
  16. Article
  17. Article
  18. Article
  19. Article
  20. 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

2 authors.

Wenyong ChenDepartment of Chemistry, University of California , Berkeley, California 94720, United States.
John F Hartwig

Funding

RATIONAL DESIGN OF CATALYSTS FOR C-C BOND FORMATIONR01GM058108 · NIGMS · YALE UNIVERSITY · PI HARTWIG, JOHN F · 1999 to 2014
$5.1M
NIGMS NIH HHS GM-58108NIGMS NIH HHS R01 GM058108
6 · The paper itself

Abstract

We report highly diastereo- and enantioselective allylations of substituted 5H-oxazol-4-ones and 5H-thiazol-4-ones catalyzed by a metallacyclic iridium complex. Enantioselective Ir-catalyzed allylation of substituted 5H-oxazol-4-ones occurs with high diastereoselectivity by employing the corresponding zinc enolates; enantioselective Ir-catalyzed allylation of substituted 5H-thiazol-4-ones occurs with the corresponding magnesium enolates with high diastereoselectivity. The allylation of substituted 5H-oxazol-4-ones provides rapid access to enantioenriched tertiary α-hydroxy acid derivatives unavailable through Mo-catalyzed allylic substitution. The allylation of substituted 5H-thiazol-4-ones provides a novel method to synthesize enantioenriched tertiary thiols and thioethers. The observed cation effect implies a novel method to control the diastereoselectivity in Ir-catalyzed allylic substitution.

Indexed as

AlcoholsAllyl CompoundsCationsCoordination ComplexesCyclizationIridiumMolecular StructureOxazoloneStereoisomerismSulfidestert-Butyl AlcoholThiazolesAlcoholsAllyl CompoundsCationsCoordination ComplexesIridiumOxazoloneSulfidestert-Butyl AlcoholThiazoles

Identifiers

PMID24295427
PMCPMC3989892

What OpenQuestion holds

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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.