Highly luminescent terpyridinyl-ethynyl functionalized dithieno[3,2-b:2′,3′-d]phospholes: synthesis, properties and complexation behavior
Bibliographic record
Abstract
The synthesis and advanced characterization, as well as the complexation behavior of a series of terpyridinyl-ethynyl substituted dithieno[3,2-b:2',3'-d]phospholes is reported. The functionalization of the dithienophosphole core furnishes the system with suitable ligand properties for a variety of transition metal centers (Zn(2+), Ru(2+), Pt(2+)) to form the corresponding complexes. The terpyridinyl-extended ligand systems show pronounced photoluminescence features that are beneficial for the formation of strongly luminescent transition metal complexes potentially to be employed in organic light emitting electrochemical cells. Theoretical calculations support the strong luminescence of the ligands resulting from pi-pi* transitions involving the extended pi-conjugated scaffold. The ligands were found to exhibit remarkable luminescence stability towards protonation, whereas complexation to transition metals shows distinct changes in the photophysical properties that depend of the nature of the transition metal employed.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot 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.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.019 | 0.000 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
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".