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Record W2922302318 · doi:10.1101/570002

Anti-tubercular activity of novel 4-anilinoquinolines and 4-anilinoquinazolines

2019· preprint· en· W2922302318 on OpenAlexfundno aff
Christopher R. M. Asquith, Neil Fleck, Chad Torrice, Daniel J. Crona, Christoph Grundner, William J. Zuercher

Bibliographic record

VenuebioRxiv (Cold Spring Harbor Laboratory) · 2019
Typepreprint
Languageen
FieldChemistry
TopicQuinazolinone synthesis and applications
Canadian institutionsnot available
FundersNovartis PharmaUniversity of North Carolina at Chapel HillNational Institutes of HealthMinistero dello Sviluppo EconomicoFundação de Amparo à Pesquisa do Estado de São PauloEuropean Federation of Pharmaceutical Industries and AssociationsMerck KGaAOntario Ministry of Economic Development and InnovationGenome CanadaNational Institute of Allergy and Infectious DiseasesPfizer
KeywordsQuinolineQuinazolineMycobacterium tuberculosisCombinatorial chemistryRing (chemistry)AnilineStereochemistryChemistryPotencyAmine gas treatingComputational biologyBiochemistryTuberculosisBiologyMedicineOrganic chemistryIn vitro

Abstract

fetched live from OpenAlex

ABSTRACT We screened a series of 4-anilinoquinolines and 4-anilinoquinazolines and identified novel inhibitors of Mycobacterium tuberculosis ( Mtb ). The focused 4-anilinoquinoline/quinazoline scaffold arrays yielded compounds with high potency and the identification of 6,7-dimethoxy- N -(4-((4-methylbenzyl)oxy)phenyl)quinolin-4-amine ( 34 ) with an MIC 90 value of 0.63-1.25 μM. We also defined a series of key structural features, including the benzyloxy aniline and the 6,7-dimethoxy quinoline ring, that are important for Mtb inhibition. Importantly the compounds showed very limited toxicity and scope for further improvement by iterative medicinal chemistry.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.035
Threshold uncertainty score0.999

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0010.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.019
GPT teacher head0.235
Teacher spread0.216 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

Study designBench or experimental
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations1
Published2019
Admission routes1
Has abstractyes

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