Table 9.
HPLC retention, Ecom50, and molecular ion mass for m/z 225 ion in test sample MSC205s and candidate compounds
| Sample ID | RTa | Ecom50b | (M+H+)c |
|---|---|---|---|
| MSC205s | 12.947 ± 0.008 | 2.68 ± 0.00 | 225.1958 |
| 4277 | 12.946 ± 0.000 | 2.67 ± 0.01 | 225.1953 |
| 19071309 | 13.480 ± 0.008 | 2.75 ± 0.03 | 225.1952 |
| 2903296 | 13.111 ± 0.003 | 1.99 ± 0.03 | 225.1966 |
MSC205s = human serum sample with m/z 225 unknown
4277 = 1,3-dicyclohexylurea
19071309 = 1,3-bis(cyclopentylmethyl)urea
2903296 = N-cyclohexyl-2-methyl-piperidine-1-carboxamide
a
Measured HPLC retention time in minutes.
b
Measured Ecom50 value in eV.
c
Molecular ion mass (for mono-protonated ion).