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Record W4413129824 · doi:10.1017/s0885715625000533

Crystal structure of quizartinib hydrate, C <sub>29</sub> H <sub>32</sub> N <sub>6</sub> O <sub>4</sub> S•(H <sub>2</sub> O) <sub>1/3</sub>

2025· article· en· W4413129824 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

fundA Canadian funder is recorded on the work.
no affNo Canadian affiliation: this work is invisible to an affiliation-only frame.
No Canadian affiliation. An affiliation-only frame, the usual design, would never have seen this work. It is one of the works that make the case for inverting the frame.

Bibliographic record

VenuePowder Diffraction · 2025
Typearticle
Languageen
FieldMaterials Science
TopicX-ray Diffraction in Crystallography
Canadian institutionsnot available
FundersCanadian Institutes of Health ResearchCanadian Light SourceNatural Sciences and Engineering Research Council of CanadaInternational Centre for Diffraction Data
KeywordsHydrateCrystallographyMoleculeHydrogen bondCrystal structureMaterials sciencePowder diffractionCrystal (programming language)X-ray crystallographyDiffractionChemistryPhysics

Abstract

fetched live from OpenAlex

Abstract The crystal structure of quizartinib hydrate has been solved and refined using synchrotron X-ray powder diffraction data and optimized using density functional theory techniques. Quizartinib hydrate crystallizes in space group P-1 (#2) with a = 13.9133(9), b = 17.877(3), c = 19.8459(30) Å, α = 115.080(5), β = 93.768(5), γ = 100.831(5)°, V = 4,332.1(6) Å 3 , and Z = 6 at 298 K. In the complex crystal structure, the molecules are generally oriented parallel to the (110) plane. Two of the independent molecules are linked into dimers by N–H···O or N–H···N hydrogen bonds. Each molecule exhibits a unique pattern of C–H···O, C–H···N, or C–H···S hydrogen bonds. The powder pattern has been submitted to ICDD for inclusion in the Powder Diffraction File ™ (PDF ® ).

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.

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)0.004
metaresearch head score (Gemma)0.002
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Science and technology studies, Scholarly communication, Research integrity, Insufficient payload (model declined to judge)
Consensus categoriesMeta-epidemiology (narrow), Science and technology studies, Research integrity
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 score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0040.002
Meta-epidemiology (narrow)0.0050.006
Meta-epidemiology (broad)0.0050.003
Bibliometrics0.0050.008
Science and technology studies0.0040.003
Scholarly communication0.0030.008
Open science0.0040.002
Research integrity0.0040.006
Insufficient payload (model declined to judge)0.0000.002

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 head0.239
Teacher spread0.230 · 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