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Record W2359707318

Chemical constituents from fruits of Euodia rutaecarpa

2013· article· en· W2359707318 on OpenAlexaff
Xiaoxia Wang

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldChemistry
TopicQuinazolinone synthesis and applications
Canadian institutionsCAE (Canada)
Fundersnot available
KeywordsRutaecarpineEvodiamineSephadexChemistryChemical constituentsChromatographyTyramineHigh-performance liquid chromatographySilica gelEthanolOrganic chemistryBiochemistryEnzyme
DOInot available

Abstract

fetched live from OpenAlex

Objective To study the chemical constituents from the fruits of Euodia rutaecarpa.Methods The chemical constituents of ethanol extract from E.rutaecarpa were isolated and purified by chromatography over silica gel,Sephadex LH-20 columns,and semipreparative reversed-phase HPLC.The structures were elucidated on the basis of physicochemical properties and spectral data analyses.Results Eleven compounds were isolated and identified as evodiamine(1),rutaecarpine(2),3-hydroxyacetylindole(3),N-(trans-p-coumaroyl)-tyramine(4),N-(cis-p-coumaroyl)-tyramine(5),dictamnine(6),evolitrine(7),6-methoxydictamnine(8),skimmiamine(9),7-hydroxyrutaecarpine(10),and atanine I(11).Conclusion Compound 3 is reported for the first time from the plants of genus Euodia J.R.et G.Forst.and compounds 4—11 are reported for the first time from E.rutaecarpa.

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 categoriesInsufficient payload (model declined to judge)
Consensus categoriesInsufficient payload (model declined to judge)
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 score0.202
Threshold uncertainty score1.000

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)0.0320.001

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 head0.009
GPT teacher head0.208
Teacher spread0.199 · 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; both teacher heads agree on what is shown here.

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
Published2013
Admission routes1
Has abstractyes

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