Evidence map›Paper›PMID 34163838›Full record

ArticleChemical science2021

Synthesis of 1,3-disubstituted bicyclo[1.1.0]butanes

Ryan E McNamee, Marius M Haugland, Jeremy Nugent, Rachel Chan, Kirsten E Christensen, Edward A Anderson

Abstract read
In one paragraph

Article in Chemical science, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing 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

26 citing papers in PubMed.

  1. Article
  2. Stereocontrolled Synthesis of Polysubstituted Housanes viaJournal of the American Chemical Society · 2026
    Article
  3. Review
  4. Article
  5. Article
  6. Article
  7. Facile Synthesis of Housanes by an Unexpected Strategy.Journal of the American Chemical Society · 2025
    Article
  8. Synthesis of 1-(phenylsulfonyl)bicyclo[1.1.0]butane from Methyl Phenyl Sulfone and Epichlorohydrin.Organic syntheses; an annual publication of satisfactory methods for the preparation of organic chemicals · 2025
    Article
  9. Article
  10. Three-dimensional saturated C(spNature reviews. Chemistry · 2024
    Review
  11. Synthesis of Stereodefined Polysubstituted Bicyclo[1.1.0]butanes.Journal of the American Chemical Society · 2024
    Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Review
  19. Article
  20. Review
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

6 authors.

Ryan E McNameeChemistry Research Laboratory 12 Mansfield Road Oxford OX1 3TA UK edward.anderson@chem.ox.ac.uk.
Marius M HauglandChemistry Research Laboratory 12 Mansfield Road Oxford OX1 3TA UK edward.anderson@chem.ox.ac.uk.ORCID https://orcid.org/0000-0001-7017-344X
Jeremy NugentChemistry Research Laboratory 12 Mansfield Road Oxford OX1 3TA UK edward.anderson@chem.ox.ac.uk.
Rachel ChanChemistry Research Laboratory 12 Mansfield Road Oxford OX1 3TA UK edward.anderson@chem.ox.ac.uk.
Kirsten E ChristensenChemistry Research Laboratory 12 Mansfield Road Oxford OX1 3TA UK edward.anderson@chem.ox.ac.uk.
Edward A AndersonChemistry Research Laboratory 12 Mansfield Road Oxford OX1 3TA UK edward.anderson@chem.ox.ac.uk.ORCID https://orcid.org/0000-0002-4149-0494

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bicyclo[1.1.0]butanes (BCBs) are increasingly valued as intermediates in 'strain release' chemistry for the synthesis of substituted four membered rings and bicyclo[1.1.1]pentanes, with applications including bioconjugation processes. Variation of the BCB bridgehead substituents can be challenging due to the inherent strain of the bicyclic scaffold, often necessitating linear syntheses of specific BCB targets. Here we report the first palladium catalyzed cross-coupling on pre-formed BCBs which enables a 'late stage' diversification of the bridgehead position, and the conversion of the resultant products into a range of useful small ring building blocks.

Identifiers

PMID34163838
PMCPMC8171340

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.