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Record W78757583 · doi:10.1107/s1600536811052706

3-[(3-Benzoyl-4-hydroxy-1,1-dioxo-2<i>H</i>-1λ<sup>6</sup>,2-benzothiazin-2-yl)methyl]benzonitrile

2011· article· en· W78757583 on OpenAlexaff
N. Sattar, Hamid Latif Siddiqui, Tanvir Hussain, Sana Aslam, Masood Parvez

Bibliographic record

VenueActa Crystallographica Section E Structure Reports Online · 2011
Typearticle
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicPhenothiazines and Benzothiazines Synthesis and Activities
Canadian institutionsUniversity of Calgary
Fundersnot available
KeywordsBenzonitrileChemistryHydrogen bondBenzeneCrystallographyRing (chemistry)Dihedral angleCrystal structureBioinformaticsMedicinal chemistryMoleculeOrganic chemistry

Abstract

fetched live from OpenAlex

There are two independent mol-ecules in the asymmetric unit of the title compound, C(23)H(17)N(2)O(4)S, with significant differences in their conformations, e.g. the benzene rings of the benzothia-zine and benzonitrile units are inclined at 28.19 (10) and 17.89 (7)° in the two mol-ecules, with the centroids of the rings separated by 3.975 (2) and 3.637 (2) Å, respectively. Moreover, the N-C-C-C torsion angles involving the benzoyl group are 14.3 (5) and 8.2 (5)° in the two mol-ecules, showing different degrees of rotation of this group. In both mol-ecules, the heterocyclic thia-zine rings adopt half-chair conformations, with the S and N atoms displaced by 0.427 (6) and 0.365 (6) Å, respectively, in one mol-ecule and by 0.356 (6) and 0.432 (6) Å, respectively, in the other, on opposite sides of the mean planes formed by the remaining ring atoms. The crystal structure is stabilized by inter-molecular C-H⋯O hydrogen bonds and further consolidated by intra-molecular O-H⋯O hydrogen bonds.

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: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.964
Threshold uncertainty score0.999

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0000.001
Science and technology studies0.0010.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0010.000

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 head0.012
GPT teacher head0.224
Teacher spread0.212 · 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

Citations0
Published2011
Admission routes1
Has abstractyes

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