Figure 10. Formation of fragment ions m/z 119; m/z 91

From

3-(2-Phenyl-oxo-ethoxy)-2H-chromen-2-one as New 3-Hydroxycoumarin Derivative: Synthesis, Characterization and Fragmentation Study in ESI-MS

Jules Yoda, Siaka Sosso, Abdoulaye Djandé, Adama Saba

World Journal of Organic Chemistry. 2020, 8(1), 11-16 doi:10.12691/wjoc-8-1-4