Evidence map›Paper›PMID 28809569›Full record

ArticleOrganic letters2017

Rh-Catalyzed Conjugate Addition of Aryl and Alkenyl Boronic Acids to α-Methylene-β-lactones: Stereoselective Synthesis of trans-3,4-Disubstituted β-Lactones.

Christian A Malapit, Irungu K Luvaga, Donald R Caldwell, Nicholas K Schipper, Amy R Howell

Abstract read
In one paragraph

Article in Organic letters, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Article
  2. Article
  3. Indolylboronic Acids: Preparation and Applications.Molecules (Basel, Switzerland) · 2019
    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

5 authors.

Christian A MalapitDepartment of Chemistry, University of Connecticut , Storrs, Connecticut 06269-3060 United States.
Irungu K LuvagaDepartment of Chemistry, University of Connecticut , Storrs, Connecticut 06269-3060 United States.
Donald R CaldwellDepartment of Chemistry, University of Connecticut , Storrs, Connecticut 06269-3060 United States.
Nicholas K SchipperDepartment of Chemistry, University of Connecticut , Storrs, Connecticut 06269-3060 United States.
Amy R HowellDepartment of Chemistry, University of Connecticut , Storrs, Connecticut 06269-3060 United States.ORCID 0000-0003-1958-6411

Funding

Selectively Targeting Oncogenic NRAS in CancerR01CA193994 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI KEVIN M. SHANNON · 2015 to 2026
$5.8M
NCI NIH HHS R01 CA193994
6 · The paper itself

Abstract

A one-step preparation of 3,4-disubstituted β-lactones through Rh-catalyzed conjugate addition of aryl or alkenyl boronic acids to α-methylene-β-lactones is described. The operationally simple, stereoselective transformation provides a broad range of β-lactones from individual α-methylene-β-lactone templates. This methodology allowed for a direct, final-step C-3 diversification of nocardiolactone, an antimicrobial natural product.

Indexed as

Boronic AcidsLactonesMolecular StructureRhodiumStereoisomerismBoronic AcidsLactonesRhodium

Identifiers

PMID28809569
PMCPMC5834916

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.