Robert Vícha et al.
Acta crystallographica. Section E, Structure reports online, 65(Pt 6), o1307-o1307 (2009-01-01)
In the title salt, C(12)H(20)NO(+)·CH(3)SO(3) (-), the [1-(1-adamantyl-amino)ethyl-idene]oxonium cations and methane-sulfonate anions are linked into chains along the a axis via O-H⋯O and N-H⋯O hydrogen bonds. All non-H atoms of the acetamido group are essentially planar, with a maximum deviation