(E)-3-Heptyl-2-(4-thiomorpholinostyryl)benzo[d]thiazol-3-ium Iodide as Solvatochromic and Fluorogenic Dye for Spectroscopy Applications
Abstract
:1. Introduction
2. Results and Discussion
2.1. Synthesis
2.2. Photophysical Properties of Dye 2 Compared to Dye 1
2.2.1. Comparison of the Dye 1 and Dye 2 Spectral Behavior in Solvents with Different Polarity
2.2.2. Comparison of the Spectral Behavior of Dye 1 and Dye 2 in the Absence and in the Presence of dsDNA or RNA
3. Materials and Methods
3.1. General
3.2. Synthesis of (E)-3-heptyl-2-(4-thiomorpholinostyryl)benzo[d]thiazol-3-ium Iodide (2)
Supplementary Materials
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Solvent (εr) | λmax1 | ε1 | λmax2 | ε2 | ET | ||
---|---|---|---|---|---|---|---|
1 | 2 | MeQMBr2 | |||||
Toluene (2.38) | 533 | 20,250 | 537 | 26,180 | 53.6 | 53.2 | 40.9 |
Chloroform (4.81) | 544 | 45,735 | 544 | 58,957 | 52.6 | 52.6 | 41.6 |
Dichloromethane (8.93) | 545 | 57,500 | 544 | 79,085 | 52.5 | 52.6 | 42.6 |
Acetone (20.7) | 511 | 38,440 | 516 | 53,657 | 56.0 | 55.4 | no data |
Ethanol (24.55) | 519 | 35,200 | 519 | 46,984 | 55.1 | 55.1 | 48.4 |
Methanol (32.7) | 515 | 31,170 | 519 | 45,825 | 55.5 | 55.1 | 51.1 |
DMF (36.71) | 512 | 32,440 | 524 | 51,811 | 55.8 | 54.6 | 45.4 |
Acetonitrile (37.5) | 510 | 38,427 | 514 | 52,458 | 56.0 | 55.6 | no data |
DMSO (46.68) | 512 | 32,439 | 519 | 49,400 | 55.8 | 55.1 | 45.7 |
Water (80.1) | 490 | 23,469 | 492 | 35,509 | 58.3 | 58.1 | no data |
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Vasilev, A.A.; Kandinska, M.I.; Kostadinov, A.; Dietz, L.; Baluschev, S. (E)-3-Heptyl-2-(4-thiomorpholinostyryl)benzo[d]thiazol-3-ium Iodide as Solvatochromic and Fluorogenic Dye for Spectroscopy Applications. Molbank 2023, 2023, M1727. https://doi.org/10.3390/M1727
Vasilev AA, Kandinska MI, Kostadinov A, Dietz L, Baluschev S. (E)-3-Heptyl-2-(4-thiomorpholinostyryl)benzo[d]thiazol-3-ium Iodide as Solvatochromic and Fluorogenic Dye for Spectroscopy Applications. Molbank. 2023; 2023(3):M1727. https://doi.org/10.3390/M1727
Chicago/Turabian StyleVasilev, Aleksey A., Meglena I. Kandinska, Anton Kostadinov, Laura Dietz, and Stanislav Baluschev. 2023. "(E)-3-Heptyl-2-(4-thiomorpholinostyryl)benzo[d]thiazol-3-ium Iodide as Solvatochromic and Fluorogenic Dye for Spectroscopy Applications" Molbank 2023, no. 3: M1727. https://doi.org/10.3390/M1727