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Table 1 The observed and calculated mass numbers of UPLC peaks of LASAP-C

From: Traditional herbal prescription LASAP-C inhibits melanin synthesis in B16F10 melanoma cells and zebrafish

Peak No. RT (min) Theoretical mass [M + H]+ Observed mass [M + H]+ Mass difference (mmu) Fragment ions Identification Reference
1 0.21 118.08680 118.08978 2.98 - betaine [31]
2 1.65 362.12129 362.12673 5.44 - catalpol [18]
3 7.14 549.16081 549.15920 −8.96 531.15137/434.18988 chrysin-6-C-arabinose-8-C-glucose [32]
4 7.44 549.16081 549.15912 −9.04 531.15132/434.18978 chrysin-6-C-glucose-8-C-arabinose [32]
5 8.84 447.09272 447.08914 −3.58 271.06377 baicalin [32]
6 9.48 305.10195 305.10251 0.56 203.03895 aviprin [33]
7 9.56 335.11251 335.11512 2.61 233.05536 byakangelicin [33]
8 10.26 461.10782 461.10570 −2.12 285.07676 wogonin-7-O-glucuronide [32]
9 10.82 461.10782 461.10585 −1.97 285.07221 oroxylin A-7-O-glucuronide [32]
10 12.45 271.06065 271.06377 3.12 - baicalenin [32]