Evidence map›Paper›PMID 19946353›Full record

ArticleTetrahedron2008

Mechanistic studies in the synthesis of a series of thieno-expanded xanthosine and guanosine nucleosides.

Zhibo Zhang, Orrette R Wauchope, Katherine L Seley-Radtke

Abstract read
In one paragraph

Article in Tetrahedron, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

10 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Review
  5. Thiophene-expanded guanosine analogues of Gemcitabine.Bioorganic & medicinal chemistry letters · 2015
    Article
  6. Article
  7. Article
  8. Article
  9. Article
  10. 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

3 authors.

Zhibo ZhangDepartment of Chemistry and Biochemistry, University of Maryland, Baltimore Co.,, Baltimore, MD 21250.
Orrette R Wauchope
Katherine L Seley-Radtke

Funding

Unnatural Base Pairs as DNA BioprobesR01GM073645 · NIGMS · UNIVERSITY OF MARYLAND BALTIMORE COUNTY · PI SELEY-RADTKE, KATHERINE L · 2005 to 2009
$1.1M
NIGMS NIH HHS R01 GM073645
6 · The paper itself

Abstract

During the synthetic pursuit of guanosine (triG) and xanthosine (triX) tricyclic nucleosides analogues, an interesting side product was discovered. In an effort to uncover the mechanistic factors leading to this result, a series of reaction conditions were investigated. It was found that by varying the conditions, the appearance of the side product could be controlled. In addition, the yield of the desired products could be manipulated to afford either a 50:50 mix of both triG and triX, or a majority of one or the other. To demonstrate the broad utility of the method, it was also adapted to the synthesis of guanosine and xanthosine from 5-amino-1-beta-D-ribofuranosyl-4-imidazolecarboxyamide (AICAR). The mechanistic details surrounding the synthetic efforts are reported herein.

Identifiers

PMID19946353
PMCPMC2629406

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.