Evidence map›Paper›PMID 25746060›Full record

ArticleOrganic letters2015

Exo-selective reductive macrocyclization of ynals.

Hengbin Wang, Solymar Negretti, Allison R Knauff, John Montgomery

Abstract read
In one paragraph

Article in Organic letters, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Total Synthesis of (-)-Spinosyn A via Carbonylative Macrolactonization.Journal of the American Chemical Society · 2016
    Article
  6. 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

4 authors.

Hengbin WangDepartment of Chemistry, University of Michigan, 930 North University Avenue, Ann Arbor, Michigan 48109-1055, United States.
Solymar NegrettiDepartment of Chemistry, University of Michigan, 930 North University Avenue, Ann Arbor, Michigan 48109-1055, United States.
Allison R KnauffDepartment of Chemistry, University of Michigan, 930 North University Avenue, Ann Arbor, Michigan 48109-1055, United States.
John MontgomeryDepartment of Chemistry, University of Michigan, 930 North University Avenue, Ann Arbor, Michigan 48109-1055, United States.

Funding

MICHIGAN CHEMISTRY-BIOLOGY INTERFACE TRAINING PROGRAMT32GM008597 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MONTGOMERY, JOHN · 1996 to 2018
$5.0M
NEW CYCLIZATION METHODS AND MULTICOMPONENT COUPLINGSR01GM057014 · NIGMS · WAYNE STATE UNIVERSITY · PI MONTGOMERY, JOHN · 1998 to 2014
$4.3M
Structure and Engineering of Natural Product Cytochrome P450 EnzymesR01GM078553 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MONTGOMERY, JOHN, PODUST, LARISSA M. · 2007 to 2015
$2.9M
NIGMS NIH HHS GM008597NIGMS NIH HHS GM-57014NIGMS NIH HHS GM-78553NIGMS NIH HHS R01 GM057014NIGMS NIH HHS R01 GM078553NIGMS NIH HHS T32 GM008597
6 · The paper itself

Abstract

A general protocol for the highly exo-selective macrocyclization of ynals using a nickel/N-heterocyclic carbene catalyst system has been developed. A series of 10- to 21-membered macrocycles bearing an exomethylene substituent was synthesized in good yields with excellent regioselectivity (exo/endo >95:5). Very high levels of long-range diastereocontrol can also be achieved for some classes of macrocycles. Complementary to previously reported endo-selective macrocyclizations, this method provides accesses to exoalkylidene macrocycles from simple ynals in high selectivity.

Indexed as

AlkynesCatalysisCyclizationMacrocyclic CompoundsMethaneMolecular StructureNickelStereoisomerismAlkynescarbeneMacrocyclic CompoundsMethaneNickel

Identifiers

PMID25746060
PMCPMC4381747

What OpenQuestion holds

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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.