Table 1 Ionization and fragmentation of gibberellic acid based on LAET
Molecular formula | Expt (Da) | Obsd (Da) | Error (Da) |
|---|---|---|---|
C19H21O6 | 345.1338 | 345.1350 | 0.0012 |
C18H21O4 | 301.1440 | 301.1430 | 0.0010 |
C18H19O4 | 299.1283 | 299.1272 | 0.0011 |
C18H19O3 | 283.1334 | 283.1336 | 0.0002 |
C17H19O2 | 255.1385 | 255.1386 | 0.0001 |
C17H19O | 239.1436 | 239.1421 | 0.0015 |
C17H17 | 221.1330 | 221.1321 | 0.0009 |
C7H11O3 | 143.0708 | 143.0714 | 0.0006 |
