has role (S)-nicotine ammonium ion derivative (S)-nicotinium(1+) InChI=1S/C10H14N2/c1-12-7-3-5-10(12)9-4-2-6-11-8-9/h2,4,6,8,10H,3,5,7H2,1H3/p+1/t10-/m0/s1 Gmelin:329042 C10H15N2 C[NH+]1CCC[C@H]1c1cccnc1 MetaCyc:NICOTINE CHEBI:59806 163.23900 (S)-nicotine SNICXCGAKADSCV-JTQLQIEISA-O +1 (2S)-1-methyl-2-(pyridin-3-yl)pyrrolidinium The conjugate acid of (S)-nicotine arising from selective protonation of the tertiary amino group; major species at pH 7.3. (S)-nicotinium cation chebi_ontology 163.12297 plant metabolite (R)-nicotinium(1+)