Skip to main content
. 2019 Sep 24;24(19):3463. doi: 10.3390/molecules24193463
C.bungeana Corydalis bungeana Turcz
CE collision energy
ESI+ positive electrospray ionization
ESI negative electrospray ionization
I.S. internal standard
LOD limits of detection
LOQ limits of quantification
MRM multiple reaction monitoring
RDA Retro-Diels–Alder
TCM Traditional Chinese Medicine
UHPLC–ESI–MS/MS ultrahigh performance liquid chromatography–electrospray ionization–tandem mass spectrometry
Z23 7’-(3’,4’-dihydroxy-phenyl)-N-[(4-methoxyphenyl)-ethyl]propenamide