S-substituted carbocations
| Name | Solvent | Reactivity Parameters | Classification | Reference (title or year) | 
|---|---|---|---|---|
| 2-phenyl-1,3-dithiolan-2-ylium ion   | E Param.: -5.91 |    | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
| 2-phenyl-1,3-dithianylium ion   | E Param.: -6.43 |    | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | |
| 1,3-dithianylium ion   | E Param.: -2.14 |    | Acc. Chem. Res. 2003, 36, 66-77 10.1021/ar020094c | 
