Evidence map›Paper›PMID 28803462›Full record

ArticleAnalytical chemistry2017

Structural Characterization of Methylenedianiline Regioisomers by Ion Mobility-Mass Spectrometry, Tandem Mass Spectrometry, and Computational Strategies. 3. MALDI Spectra of 2-Ring Isomers.

Sarah M Stow, Tiffany M Crescentini, Jay G Forsythe, Jody C May, John A McLean, David M Hercules

Abstract read
In one paragraph

Article in Analytical chemistry, 2017. 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
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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.

Sarah M StowDepartment of Chemistry and the Center for Innovative Technology, Vanderbilt University , Nashville, Tennessee 37235, United States.ORCID 0000-0002-4297-583X
Tiffany M CrescentiniDepartment of Chemistry and the Center for Innovative Technology, Vanderbilt University , Nashville, Tennessee 37235, United States.
Jay G ForsytheDepartment of Chemistry and the Center for Innovative Technology, Vanderbilt University , Nashville, Tennessee 37235, United States.
Jody C MayDepartment of Chemistry and the Center for Innovative Technology, Vanderbilt University , Nashville, Tennessee 37235, United States.ORCID 0000-0003-4871-5024
John A McLeanDepartment of Chemistry and the Center for Innovative Technology, Vanderbilt University , Nashville, Tennessee 37235, United States.ORCID 0000-0001-8918-6419
David M HerculesDepartment of Chemistry and the Center for Innovative Technology, Vanderbilt University , Nashville, Tennessee 37235, United States.ORCID 0000-0002-9299-6532

Funding

New Methodologies for Accelerating Natural Product DiscoveryR01GM092218 · NIGMS · VANDERBILT UNIVERSITY · PI BACHMANN, BRIAN O, MCLEAN, JOHN ALAN · 2010 to 2018
$2.8M
ACQUISITION OF A 500 MHZ LC-NMR: PEPTIDE CHEMISTRYS10RR019022 · NCRR · VANDERBILT UNIVERSITY · PI RIZZO, CARMELO J · 2005 to 2005
$500k
NCRR NIH HHS S10 RR019022NIGMS NIH HHS R01 GM092218
6 · The paper itself

Abstract

Characterization of methylenedianiline (MDA) 2-ring isomers (2,2'-, 2,4'-, and 4,4'-MDA) is reported using matrix assisted laser desorption/ionization-mass spectrometry (MALDI-MS), a common technique used for characterizing synthetic polymers. MDA is a precursor to methylene diphenyl diisocyanate (MDI), a hard block component in polyurethane (PUR) synthesis. This work focuses on comparing MALDI results to those of our previous electrospray ionization-mass spectrometry (ESI-MS) studies. In ESI, 2-ring MDA isomers formed single unique [M + H]

Indexed as

Density Functional TheoryMolecular Dynamics SimulationAniline CompoundsBenzhydryl CompoundsIon Mobility SpectrometryMass SpectrometryMolecular StructureStereoisomerism4,4'-diaminodiphenylmethaneAniline CompoundsBenzhydryl Compounds

Identifiers

PMID28803462
PMCPMC5744662

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.