Abstract
1-Methyl-4-(2-(4-dimethylamino)phenyl)pyridinium iodide and its three analogues with ethyl-substituted cations were prepared. The solubility in organic solvents was confirmed to increase by ethyl substitution. Counter anion exchange afforded several SHG active crystals even in ethyl-substituted derivatives, and 1-ethyl-4-(2-(4-(dimethylamino)phenyl)ethenyl)pyridinium p-nitrobenzenesulfonate was estimated to have an off-diagonal d component twice as larger as that of 1-methyl-4-(2-(4-(dimethylamino)phenyl)ethenyl)pyridinium p-toluenesulfonate (DAST).
Original language | English |
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Pages (from-to) | 668-671 |
Number of pages | 4 |
Journal | Journal of Trauma and Acute Care Surgery |
Volume | 42 |
Issue number | 2 A |
DOIs | |
Publication status | Published - 2003 Feb |
Externally published | Yes |
Keywords
- DAST
- Organic ionic crystal
- Second-order nonlinear optics
- Solubility
- Stilbazolium salt
ASJC Scopus subject areas
- Surgery
- Critical Care and Intensive Care Medicine