Evidence map›Paper›PMID 29431446›Full record

ArticleOrganic letters2018

Davis-Beirut Reaction: Alkoxide versus Hydroxide Addition to the Key o-Nitrosoimine Intermediate.

Jie S Zhu, Matthew R Duong, Andrew P Teuthorn, Julia Y Lu, Jung-Ho Son, Makhluf J Haddadin, Mark J Kurth

Abstract read
In one paragraph

Article in Organic letters, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. 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

7 authors.

Jie S ZhuDepartment of Chemistry, University of California Davis , 1 Shields Avenue, Davis, California 95616, United States.ORCID 0000-0003-3009-4135
Matthew R DuongDepartment of Chemistry, University of California Davis , 1 Shields Avenue, Davis, California 95616, United States.
Andrew P TeuthornDepartment of Chemistry, University of California Davis , 1 Shields Avenue, Davis, California 95616, United States.
Julia Y LuDepartment of Chemistry, University of California Davis , 1 Shields Avenue, Davis, California 95616, United States.
Jung-Ho SonDepartment of Chemistry, University of California Davis , 1 Shields Avenue, Davis, California 95616, United States.
Makhluf J HaddadinDepartment of Chemistry, American University of Beirut , Beirut 1107 2020, Lebanon.
Mark J KurthDepartment of Chemistry, University of California Davis , 1 Shields Avenue, Davis, California 95616, United States.ORCID 0000-0001-8496-6125

Funding

SynthesisP30DK072517 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI VERKMAN, ALAN S · 2005 to 2022
$18.1M
XENOBIOTICS AND PRIMARY BILIARY CIRRHOSISR01DK067003 · NIDDK · UNIVERSITY OF CALIFORNIA DAVIS · PI GERSHWIN, MERRILL E · 2003 to 2017
$4.4M
NIDDK NIH HHS P30 DK072517NIDDK NIH HHS R01 DK067003
6 · The paper itself

Abstract

Reaction options, alkoxide vs hydroxide vs amine addition to the key intermediate (o-nitrosoimine) generated in the Davis-Beirut reaction of an o-nitrobenzylamine substrate, are reported to explain the nucleophilic addition selectivity of this one-pot indazole-forming process. The hydroxide addition/deprotection pathway as well as the fate of the resulting o-nitrosobenzaldehyde were both uncovered with several o-nitrobenzylamine substrates, and design elements required for an efficient double Davis-Beirut reaction, inspired by new mechanistic insights, were defined.

Indexed as

AminesHydroxidesIminesIndazolesMolecular StructureAminesHydroxidesIminesIndazoles

Identifiers

PMID29431446
PMCPMC6485925

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.