Evidence map›Paper›PMID 25386592›Full record

ArticleTheScientificWorldJournal2014

Synthesis and antioxidant evaluation of enantiomerically pure bis-(1,2,3-triazolylmethyl)amino esters from modified α-amino acids.

Juan I Sarmiento-Sánchez, Adrián Ochoa-Terán, Ignacio A Rivero

Abstract read
In one paragraph

Article in TheScientificWorldJournal, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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.

Juan I Sarmiento-SánchezFacultad de Ingeniería, Universidad Autónoma de Sinaloa, Boulevard de las Américas S/N, 80040 Culiacán, SIN, Mexico.
Adrián Ochoa-TeránCentro de Graduados e Investigación del Instituto Tecnológico de Tijuana, Boulevard Alberto Limón Padilla S/N, Apdo. Postal 1166, 22500 Tijuana, BC, Mexico.
Ignacio A RiveroCentro de Graduados e Investigación del Instituto Tecnológico de Tijuana, Boulevard Alberto Limón Padilla S/N, Apdo. Postal 1166, 22500 Tijuana, BC, Mexico.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The efforts for synthesis of enantiomerically pure bis-(1,2,3-triazolylmethyl)amino esters 6 are reported in good yields from an in situ generated α-azidomethyl ketone. Optimum experimental conditions were established for preparation of α-halomethyl ketones 10 and α-N,N-dipropargylamino esters 11, all derived from α-amino acids. The starting materials reacted under conventional click chemistry conditions, revealing a specific reactivity of bromomethyl ketones over chloromethyl ketones. The antioxidant activity of compounds 6 was assayed by DPPH method. The compound 6c with an IC50 of 75.57 ± 1.74 μg mL(-1) was the most active. Technically, this methodology allows the preparation of a combinatorial library of analogues with different structural characteristics depending on the nature of the modified α-amino acids employed in the synthesis.

Indexed as

Click ChemistryAmino AcidsAntioxidantsCatalysisEstersKetonesStereoisomerismAmino AcidsAntioxidantsEstersKetones

Identifiers

PMID25386592
PMCPMC4216715

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.