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Record W4407509260 · doi:10.1515/gps-2024-0193

<i>In situ</i> supported rhodium catalyst on mesoporous silica for chemoselective hydrogenation of nitriles to primary amines

2025· article· en· W4407509260 on OpenAlexafffund
Abdelaziz Nait Ajjou, André Robichaud, Ateeq Rahman

Bibliographic record

VenueGreen Processing and Synthesis · 2025
Typearticle
Languageen
FieldChemistry
TopicNanomaterials for catalytic reactions
Canadian institutionsHealth CanadaUniversité de Moncton
FundersEuropean Regional Development FundMount Allison UniversityUniversité de MonctonUniversité Laval
KeywordsRhodiumCatalysisPrimary (astronomy)Mesoporous materialIn situMesoporous silicaChemistryChemoselectivityOrganic chemistry

Abstract

fetched live from OpenAlex

Abstract Heterogeneous rhodium supported on mesoporous silica (Rh insitu /mesSiO 2 ) was easily prepared, in one step, by incorporating rhodium units onto the silica framework during the sol–gel process. Rh insitu /mesSiO 2 was revealed to be an excellent active and selective catalyst for the hydrogenation of aromatic, heteroaromatic, aliphatic nitriles, and aliphatic nitriles bearing aromatic or heteroaromatic rings to primary amines, regardless of their steric hindrance. The catalytic system that is efficiently recyclable operates under mild conditions in the presence of ammonia.

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 categoriesnone
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 score0.023
Threshold uncertainty score0.624

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
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 head0.010
GPT teacher head0.251
Teacher spread0.242 · 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.

The models applied no category: nothing in the taxonomy fit this work.
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

Citations0
Published2025
Admission routes2
Has abstractyes

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