Wikipedia:  

Choline

Choline cation; 2-Hydroxy-N,N,N-trimethylethanaminium; Ethanaminium, 2-hydroxy-N,N,N-trimethyl-; Cholinum; (2-Hydroxyethyl)trimethylammonium; Choline ion; Choline; Bilineurine
Molecular Formula
C5 H14 N O +
Natural Isotopic Abundance Mass
104.1702114201
Mono-Isotopic Molecular Masses
C12N14:   104.1075390767
C13N14:   109.1243132657
C12N15:   105.10402539
C13N15:   110.1213481589
Choline image
Choline
InCHi String:
InChI=1S/C5H14NO/c1-6(2,3)4-5-7/h7H,4-5H2,1-3H3/q+1

canonical SMILES:
C[N+](C)(C)CCO


IUPAC: IUPAC systematic
2-hydroxyethyl-trimethyl-azanium

IUPAC traditional: IUPAC openeye: IUPAC cas
2-hydroxyethyl-trimethyl-ammonium



PubChem Substance (SID):   85165089   149004   3414
PubChem Compound (CID):   305
KEGG: Compound ID   C00114
CAS Registry IDs:   67-48-1   62-49-7   139741-81-4
PDB Chemical Component   CHT
Miscellaneous Databases and IDs:   ChemIDplus 000062497   EINECS 200-535-1   CCRIS 5847   Beilstein Handbook Reference 3-04-00-00651

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.