Conclusion: The RDA fragments of the flavonoids obtained from the HRESI–MS/MS spectrum, could be employed in the identification and the determination of the substitution pattern of flavonoids in medicinal plants without the necessity of isolating them.British Journal of Pharmaceutical Research...
HR ESI positive mode MS spectrum of complex 5.Takatoshi, KarasawaMartha, SibrianVazquezRobert, M. StronginPeter, S. Steyger