Carbon Disuphide Mediated Synthesis of 1,3-Benzothiazole-2(3H)-Thione Toward Inhibiting for Biodegradable Zinc Bone Implant in Bodily Fluid
Bibliographic record
Abstract
Clinical problems associated with stress shielding and secondary surgery are mostly addressed by using biodegradable implant materials as effective alternatives in dentofacial orthopedics. These implants are normally installed in between tissues of a host to rehabilitate an impaired physical function while also mimicking a desired cellular characteristic without rejection toward improved quality of life. However, some of these implants are also susceptible to corrosion. In the present study, a corrosion inhibiting 1,3-Benzothiazole-2(3H)-thione (MBT) compound is synthesized and utilized in studying metallic bone implant corrosion in simulated bodily fluid. MBT was synthesized from a CS2 mediated synthesis mechanism involving a catalyzed reaction between aminophenyl disulfide with metal sulfide under N2 atmosphere (Figure 1 a). The MBT synthesis mechanism involved the formation of a C-S bond under relatively less reaction duration and milder thermal conditions, as an alternative route to organic thiols (Figure 1 b-c). The tendency of MBT toward zinc-surface adsorption and corrosion inhibition was investigated in bodily fluid. MBT acted as a corrosion inhibitor within this medium and this was consistent with molecular adsorption and formation of MBT films on the biodegradable zinc bone implant substrate. The MBT heterocyclic molecular structure may have been the greater edge toward Zn surface adsorption, hence corrosion inhibition. The extent of interfacial interactions between MBT and the Zn layer was also theoretically examined by molecular dynamic simulations. Zn implant corrosion resulted in chloride-induced pit with a predominantly cathodic kinetics in the presence of MBT. Since molecular structure is an important aspect of sustainable corrosion inhibition design, the study reflects a modern design for alleviating corrosion in zinc bone implant. Keywords: Biodegradable zinc bone implant; 2-mercaptobenzothiazole; CS2 mediated synthesis, Zinc corrosion; Corrosion inhibition. Figure 1
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| 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) | 0.001 | 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 source (direct Gemma or distilled Codex), 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".