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Record W1736064865 · doi:10.1002/0471264180.or004.02

The <scp>D</scp> iels‐ <scp>A</scp> lder Reaction Ethylenic and Acetylenic Dienophiles

2011· other· en· W1736064865 on OpenAlex
H. L. Holmes

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.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueOrganic reactions · 2011
Typeother
Languageen
FieldChemistry
TopicOrganic and Inorganic Chemical Reactions
Canadian institutionsUniversity of Saskatchewan
Fundersnot available
KeywordsChemistryConjugated systemAcroleinYield (engineering)AcetyleneMedicinal chemistryCyclohexeneOrganic chemistryAldehydeCatalysis

Abstract

fetched live from OpenAlex

Abstract In addition to the reactions with malic anhydride and related compounds, conjugated dienes react by 1,4‐addition with olefinic and acetylenic compounds in which the unsaturated group is conjugated with one or more carbonyl or other unsaturated group. Even certain vinyls and allyl compounds have been found to function as dienophiles. Typical examples are the reactions of butadiene with acrolein beta‐nitrostyrene, allyl chloride, and acetylene‐dicarboxylic acid. The olefinic dienophiles yield cyclohexene derivatives and the acetylenic dienophiles lead to derivatives of 1,4‐dihydrobenzene.

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)0.000
metaresearch head score (Gemma)0.004
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Research integrity, Insufficient payload (model declined to judge)
Consensus categoriesResearch integrity, Insufficient payload (model declined to judge)
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: Not applicable
GenreCandidate signal: Other · Consensus signal: Other
Teacher disagreement score0.346
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.004
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.001
Science and technology studies0.0010.001
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0020.003
Insufficient payload (model declined to judge)0.0050.003

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 head0.220
Teacher spread0.207 · 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