Helical-Ribbon and Tape Formation of Lipid Packaged [Ru(bpy)3]2+ Complexes in Organic Media
Abstract
:1. Introduction
2. Results and Discussion
3. Materials and Instrumentation
3.1. Synthesis of Amphiphilic Lipids 1–6 [20,61,62,63,64,65,66,67,68]
3.1.1. Synthesis of N-Benzyloxycarbonyl-L-Aspartic Acid (1a), N-Benzyloxycarbonyl-L-Glutamic Acid (2a)
3.1.2. Synthesis of L-2-N-(Benzyloxycarbonylamino) Adipic Acid (3a)
3.1.3. Synthesis of N’,N”-Didodecyl-Nα-Benzyloxycarbonyl-L-Aspartamide (1b), N’,N”-Didodecyl-Nα-Benzyloxycarbonyl-L-Glutamide (2b), and N’,N”-Didodecyl- L-2-Nα-(benzyloxycarbonylamino) Adipamide (3b)
3.1.4. Synthesis of N’,N”-Didodecyl-L-Aspartamide (1c), N’,N”-Didodecyl-L-Glutamide (2c), and N’,N”-Didodecyl-L-2- Aminoadipamide (3c)
3.1.5. Synthesis of N’,N”-Didodecyl-Nα-Sulfoacetyl-L-Aspartamide Sodium Salt (1(Na)), N’,N”-Didodecyl- Nα-Sulfoacetyl-L-Glutamide Sodium Salt (2(Na)), N’,N”-Didodecyl- L-2-Nα-(Sulfoacetylamino) Adipamide Sodium Salt (3(Na))
3.1.6. Synthesis of N’,N”-Didodecyl-Nα-4-Sulfobenzoyl-L-Aspartamide Sodium Salt (4(Na)), N’,N”-Didodecyl- Nα-4-Sulfobenzoyl-L-Glutamide Sodium Salt (5(Na)), N’,N”-Didodecyl- L-2-Nα-(4-Sulfobenzoylamino) Adipamide Sodium Salt (6(Na))
3.2. General Preparation of [RuII(bpy)3](Lipid)2 [14]
4. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Composite | λex/nm | λem/nm | Emission Quantum Yield/% | Lifetime/µs |
---|---|---|---|---|
[RuII(bpy)3](1)2 | 450 | 600 | 8.4 | 0.68 |
[RuII(bpy)3](2)2 | 416 | 599 | 9.0 | 0.82 |
[RuII(bpy)3](3)2 | 420 | 599 | 7.7 | 0.74 |
[RuII(bpy)3](4)2 | 446 | 601 | 9.0 | 0.79 |
[RuII(bpy)3](5)2 | 448 | 602 | 8.9 | 0.78 |
[RuII(bpy)3](6)2 | 435 | 601 | 8.8 | 0.72 |
[RuII(bpy)3]Cl2 1 | 450 [71] | 608 [71] | 9.5 [71] | 0.89 [73] |
Composite | Hypochromic Effect | Luminescence | Induced Circular Dichroism (ICD) Signal | Nanostructure |
---|---|---|---|---|
[RuII(bpy)3](1)2 | Strong | Phosphorescence | Moderate | Helical ribbon |
[RuII(bpy)3](2)2 | Strong | Phosphorescence | Moderate | Ribbon |
[RuII(bpy)3](3)2 | Moderate | Phosphorescence | Weak | Ribbon |
[RuII(bpy)3](4)2 | Strong | Phosphorescence | Weak | Sheet |
[RuII(bpy)3](5)2 | Moderate | Phosphorescence | Weak | Sheet |
[RuII(bpy)3](6)2 | Moderate | Phosphorescence | Weak | Sheet |
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Hatakeda, M.; Toohara, S.; Nakashima, T.; Sakurai, S.; Kuroiwa, K. Helical-Ribbon and Tape Formation of Lipid Packaged [Ru(bpy)3]2+ Complexes in Organic Media. Int. J. Mol. Sci. 2019, 20, 3298. https://doi.org/10.3390/ijms20133298
Hatakeda M, Toohara S, Nakashima T, Sakurai S, Kuroiwa K. Helical-Ribbon and Tape Formation of Lipid Packaged [Ru(bpy)3]2+ Complexes in Organic Media. International Journal of Molecular Sciences. 2019; 20(13):3298. https://doi.org/10.3390/ijms20133298
Chicago/Turabian StyleHatakeda, Miho, Souta Toohara, Takuya Nakashima, Shinichi Sakurai, and Keita Kuroiwa. 2019. "Helical-Ribbon and Tape Formation of Lipid Packaged [Ru(bpy)3]2+ Complexes in Organic Media" International Journal of Molecular Sciences 20, no. 13: 3298. https://doi.org/10.3390/ijms20133298