9a-Trimethylsilyloctahydroquinolizinium Picrate

The title compound, C₁₂H₂₆NSi⁺.C₆H₂N₃O₇^-, exists in the solid state in a cis-decalin configuration, with the trimethylsilyl substituent at a bridgehead position. There exists a hydrogen bond between the ammonium N-H and the picrate O atom [N1-H1 0.90 (3), H...O1, 2.03 (3) Å, N1-H1...O1 153 (2)°].

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