Research Article
An UPLC-MS/MS Method for Simultaneous Quantification of the Components of Shenyanyihao Oral Solution in Rat Plasma
Table 2
Tandem MS parameters of the selected components and two IS.
| | Compounds | Precursor ion | Product ion | Fragment (V) | Collision energy (eV) | Dynamic time (min) | Ion mode |
| | Stachydrine | 144.10 | 84.10 | 100.00 | 30.00 | 1.10 | Negative | | Danshensu | 197.10 | 179.00 | 100.00 | 10.00 | 1.50 | Negative | | Chlorogenic acid | 353.10 | 191.10 | 100.00 | 20.00 | 1.70 | Negative | | Protocatechuic acid | 153.00 | 109.00 | 100.00 | 10.00 | 1.70 | Negative | | Plantamajoside | 639.2 | 161.00 | 100.00 | 30.00 | 2.30 | Negative | | Aesculetin | 177.00 | 133.00 | 100.00 | 20.00 | 2.30 | Negative | | Isoquercitrin | 463.1 | 300.10 | 100.00 | 30.00 | 2.80 | Negative | | Ferulic acid | 193.00 | 134.00 | 100.00 | 20.00 | 3.40 | Negative | | Baicalin | 447.10 | 271.1 | 100.00 | 20.00 | 4.50 | Positive | | Baicalein | 271.10 | 123.1 | 100.00 | 40.00 | 6.40 | Positive |
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