Facile Synthesis of Light-Switchable Polymers with Diazocine Units in the Main Chain
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Methods
2.3. Synthetic Procedures
3. Results and Discussion
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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PSS (405 nm) | PSS (525 nm) | |||||||
---|---|---|---|---|---|---|---|---|
ΓZ→E (%) E | λmax(E) (nm) | D (10−6 cm2 s−1) 1 | ΓE→Z (%) Z | λmax(Z) (nm) | D (10−6 cm2 s−1)1 | k (E→Z) (10−3 min−1) | t1/2 (min) | |
M1 | 60% | 491 | 7.45 ± 0.14 (Z) 7.39 ± 0.07 (E) | >99% | 399 | 7.46 ± 0.11 | 26.73 ± 0.84 | 26 ± 1 |
P1 | 60% | 496 | 1.90 ± 0.03 (Z) 1.91 ± 0.02 (E) | >99% | 402 | 1.96 ± 0.05 | 28.56 ± 0.37 | 24 ± 0 |
M2 | 64% | 488 | 10.4 ± 0.16 (Z) 11.0 ± 0.26 (E) | >99% | 402 | 10.6 ± 0.09 | 1.90 ± 0.04 | 366 ± 7 |
P2 | 64% | 492 | 2.72 ± 0.21 (Z) 2.75 ± 0.07 (E) | >99% | 405 | 2.84 ± 0.08 | 1.90 ± 0.05 | 366 ± 9 |
Mn,GPC (kDa) | Đ | Tg (°C) | ||
---|---|---|---|---|
P1 | PSS (525 nm) | 43 | 2.5 | −11.3 |
PSS (405 nm) | 43 | 2.5 | −10.9 | |
P2 | PSS (525 nm) | 7.4 | 1.6 | 12.3 |
PSS (405 nm) | 8.1 | 1.6 | 10.3 |
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Li, S.; Bamberg, K.; Lu, Y.; Sönnichsen, F.D.; Staubitz, A. Facile Synthesis of Light-Switchable Polymers with Diazocine Units in the Main Chain. Polymers 2023, 15, 1306. https://doi.org/10.3390/polym15051306
Li S, Bamberg K, Lu Y, Sönnichsen FD, Staubitz A. Facile Synthesis of Light-Switchable Polymers with Diazocine Units in the Main Chain. Polymers. 2023; 15(5):1306. https://doi.org/10.3390/polym15051306
Chicago/Turabian StyleLi, Shuo, Katrin Bamberg, Yuzhou Lu, Frank D. Sönnichsen, and Anne Staubitz. 2023. "Facile Synthesis of Light-Switchable Polymers with Diazocine Units in the Main Chain" Polymers 15, no. 5: 1306. https://doi.org/10.3390/polym15051306