International Journal of Analytical Chemistry

Research Article

Identification and Screening of Natural Neuraminidase Inhibitors from Reduning Injection via One-Step High-Performance Liquid Chromatography-Fraction Collector and UHPLC/Q-TOF-MS

Table 2

UPLC/Q-TOF-MS data of main active compounds from RDN injection.
Peak no.RT (min)[M-H]−MS/MS fragmentation ionFormulaIdentificationppm
12.680353.0884191.0550; 179.0349; 135.0454C16H18O9Neochlorogenic acid−1.6
25.848353.0872191.0571; 179.0301; 135.0311C16H18O9Chlorogenic acid1.7
37.522353.0883191.0560; 179.0357; 135.0444C16H18O9Cryptochlorogenic acid−1.4
415.067515.1185353.0887; 191.0561; 179.0367; 135.0454C25H24O12Isochlorogenic acid B1.94
515.249515.1209353.0872; 191.0570; 179.0345; 135.0434C25H24O12Isochlorogenic acid A2.71
616.559515.1203353.0874; 191.0575; 179.0330; 135.0423C25H24O12Isochlorogenic acid C−1.55