Skip to main content

Table 1 MS and spectral data of the identified peaks in the UPLC chromatogram

From: Chemical quantification and antioxidant assay of four active components in Ficus hirtaroot using UPLC-PAD-MS fingerprinting combined with cluster analysis

Peak no. RT (min) Components Formula MW [M+ H]+(m/z) [M+ Na]+(m/z) [M- H]-(m/z) λ max(nm)
1 11.2 Luteolin C15H10O6 286 287 309 285 253, 348
2 12.3 Apigenin C15H10O5 270 271 293 269 267, 337
3 12.5 Psoralen C11H6O3 186 187 209 - 246, 293
4 13.7 Bergapten C12H8O4 216 217 239 - 268, 312