SMILES: C[Si](C)(C)CCC(=O)[O-].[Na+]
Description: The molecule is an organic sodium salt composed of sodium and 3-(trimethylsilyl)propionate ions in a 1:1 ratio. It is used as internal reference in the NMR spectrum nuclear magnetic resonance for aqueous solvents (e.g. D2O). It contains a 3-(trimethylsilyl)propionate.