Three isomers of sinapoylgentiobiose (peaks 24, 28, and 34) and three isomers of disinapoylgentio-Journal of Agricultural and Food Chemistry Article biose (peaks 34, 69, and 74) were reported for the first time in B. napus. A trisinapoylgentiobiose (peak 90) and a sinapoylferuloylgentiobiose (peak 91) were also discovered in this study.