Research Article
Combined Reversed Phase HPLC, Mass Spectrometry, and NMR Spectroscopy for a Fast Separation and Efficient Identification of Phosphatidylcholines
Table 3
Electrospray ionization efficiency of different fatty acid compared to undecanoic acid (
= 4,69 for all acids).
| Fatty acid | Number of carbons | Empirical formula | Ionisation efficiency* (%) |
| caprylic acid | 8 | C8H16O2 | 52 | capric acid | 10 | C10H20O2 | 64 | undecanoic acid | 11 | C11H22O2 | 100 | lauric acid | 12 | C12H24O2 | 131 | myristic acid | 14 | C14H28O2 | 194 | palmitic acid | 16 | C16H32O2 | 285 | stearic acid | 18 | C18H36O2 | 609 | eicosanoic acid | 20 | C20H40O2 | 2300 |
|
|
ompared to undecanoic acid.
|