Journal of Analytical Methods in Chemistry / 2020 / Article / Tab 1

Research Article

Establishment of a UPLC-MS/MS Method for Studying the Effect of Salt-Processing on Tissue Distribution of Twelve Major Bioactive Components of Qing’e Pills in Rats

Table 1

The precursor ions, product ions, declustering potential (DP), and collision energy (CE) for each analyte and internal standard (IS) in negative and positive ionization modes.

CompoundsMolecular weightIonization modeMonitoring ionParent ionDaughter ionDP (V)CE (V)

Rhein (IS)284.22ESI[M − H]283.2238.9−59.15−19.01
Geniposidic acid374.34ESI[M − H]373.0211.3−126.4−18.65
Psoralidin336.34ESI[M − H]335.0280.0−127.91−35.4
Neobavaisoflavone322.37ESI[M − H]321.0264.8−113.91−38.92
Bavachinin338.40ESI[M − H]337.1119.0−59.91−27.28
Escoparone (IS)206.19ESI+[M + H]+207.2151.193.0827.23
Psoralenoside366.32ESI+[M + H]+187.2131.082.7533.1
Psoralen186.16ESI+[M + H]+187.2131.082.7533.1
Isopsoralen186.16ESI+[M + H]+187.2131.082.7533.1
Bavachin324.37ESI+[M + H]+325.4149.079.1430.73
Isobavachin324.37ESI+[M + H]+325.4149.079.1430.73
Bavachalcone324.37ESI+[M + H]+325.4149.079.1430.73
Isobavachalcone324.37ESI+[M + H]+325.4149.079.1430.73
Pinoresinol diglucoside682.67ESI+[M + H2O]+700.5234.986.4419.14

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