Table 3. MS results of metabolites identified in different cultivar radish root

No. tR Fragment ions (m/z) Molecular weight Molecular formula Predicted compounds
Positive Negative
R1 6.56 251.15 ([M+H]+), 121 249.13 ([M-H]) 251 C12H18N4O2 Agmatine derivative
R2 6.70 205.09 ([M+H]+), 188 203.98 ([M-H]) 204 C11H12N2O2 Tryptophan
R3 6.70 323.07 ([M+Na]+) 299.07 ([M-H]), 137.02 300 C13H16O8 Hydroxybenzoic acid-glucoside
R4 6.77 251.15 ([M+H]+), 121 249.13 ([M-H]) 251 C12H18N4O2 Agmatine derivative isomer 1
R5 6.89 205.09 ([M+H]+), 188 203.98 ([M-H]) 204 C11H12N2O2 Tryptophan
R6 6.92 298.09 ([M+H]+), 136 296.08 ([M-H]) 297 C11H12N5O3S Methythioadenosine
R7 6.98 114.03, 132.04 420.04 ([M-H]) 421 C12H23NO9S3 Glucoerucin
R8 7.08 358.10, 380.08 436.04 ([M-H]) 437 C12H23NO10S3 Glucoraphanin
R9 7.13 420.04 ([M+H]+), 362.07 418.03 ([M-H]) 419 C12H21NO9S3 Glucoraphasatin
R10 7.23 420.04 ([M+H]+), 362.07 418.03 ([M-H]) 419 C12H21NO9S3 Glucoraphasatin isomer 1
R11 7.35 391.09, 362.07 447.05 ([M-H]) 448 C16H20N2O9S2 Glucobrassicin
R12 7.45 365.12 ([M+Na]+) 387.12 ([M-H+FA]),341.12 ([M-H]) 342 C15H18 O9 Caffeic acid-glucose
R13 7.50 391.09, 362.07 447.05 ([M-H]) 448 C16H20N2O9S2 Glucobrassicin isomer 1
R14 7.66 365.12 ([M+Na]+) 387.12 ([M-H+FA]),341.12 ([M-H]) 342 C15H18 O9 Caffeoyl glucose isomer 1
R15 8.01 349.09 ([M+Na]+) 325.09 ([M-H]), 145.02 326 C15H18 O8 Coumaroyl glucoside
R16 8.83 379.10 ([M+Na]+) 355.10 ([M-H]) 356 C16H20 O9 Feruloyl glucose
R17 9.00 379.10 ([M+Na]+) 355.10 ([M-H]) 356 C16H20 O9 Feruloyl glucose isomer 1
R18 9.10 421.11, 399.13 477.06 ([M-H]) 478 C17H22N2O10S2 Neoglucobrassicin
R19 9.24 160.07 ([M+H]+) 158.95 ([M-H]) 159 C10H9NO Indole acetaldehyde
R20 9.24 391.09, 362.07 447.05 ([M-H]) 448 C16H20N2O9S2 Glucobrassicin isomer 2
R21 11.30 937.26 ([M+H]+) 935.24 ([M-H]) 936 C42H48O24 Kaempferol-coumaroyltriglucoside
R22 11.30 176.02 ([M+H]+) 174.95 ([M-H]) 175 C6H9NOS2 Raphanin
R23 11.67 937.26 ([M+H]+) 935.24 ([M-H]) 936 C42H48O24 Kaempferol-coumaroyltriglucoside isomer 1
R24 12.22 989.25 ([M+Na]+) 965.25 ([M-H]) 966 C43H50O25 Kaempferol-feruloyltriglucoside
R25 12.52 989.25 ([M+Na]+) 965.25 ([M-H]) 966 C43H50O25 Kaempferol-feruloyltriglucoside isomer 1
R26 13.71 1207.36 ([M+Na]+) 1,183.30 ([M-H]) 1,184 C55H60O29 Kaempferol-disinapoyltriglucoside
R27 14.18 1001.25 ([M+Na]+) 977.25 ([M-H]) 978 C44H50O25 Kaempferol-sinapoylsophoroside-glucoside
R28 14.18 1005.29 ([M]+) - 1,005 C45H49O26 Cyanidin-3-O-coumaroylsophoroside-5-O-malonylglucoside
R29 14.18 1021.24 ([M]+) - 1,021 C45H49O27 Cyanidin-3-O-caffeoylsophoroside-5-O-malonylglucoside
R30 14.49 1001.25 ([M+Na]+) 977.25 ([M-H]) 978 C44H50O25 Kaempferol-sinapoylsophoroside-glucoside
R31 14.49 1005.29 ([M]+) - 1,005 C45H49O26 Cyanidin-3-O-coumaroylsophoroside-5-O-malonylglucoside isomer 1
R32 14.49 1021.24 ([M]+) - 1,021 C45H49O27 Cyanidin-3-O-caffeoylsophoroside-5-O-malonylglucoside isomer 1
R33 14.94 949.26 ([M]+) 949 C43H49O24 Cyanidin 3-xylosylsinapoylglucoside-5-O-galactoside
R34 14.94 1021.24 ([M]+) - 1021 C45H49O27 Cyanidin-3-O-caffeoylsophoroside-5-O-malonylglucoside isomer 2
R35 14.94 1035.26 ([M]+) - 1035 C46H51O27 Cyanidin-3-O-feruloylsophoroside-5-O-malonylglucoside
R36 16.60 543.19 ([M+Na]+) 565.20 ([M-H+FA]),519.20 ([M-H]) 520 C26H32O11 Matairesinoside
R37 16.60 1197.31 ([M]+) - 1197 C52H61O32 Cyanidin-3-O-feruloylsophoroside-5-O-malonyldiglucoside
R38 17.32 1359.34 ([M]+) - 1359 C61H67O35 Cyanidin-3-O-caffeoylsophoroside-5-O-malonyldiglucoside
R39 17.72 1035.26 ([M]+) - 1035 C46H51O27 Cyanidin-3-O-feruloylsophoroside-5-O-malonylglucoside isomer 1
R40 19.60 1343.35 ([M]+) - 1343 C61H67O34 Cyanidin-3-O-coumaroylferuloylsophoroside-5-O-malonylsophoroside
R41 19.60 1181.30 ([M]+) - 1181 C55H57O29 Cyanidin-3-O-coumaroylferuloylsophoroside-5-O-malonylglucoside
R42 19.80 1373.36 ([M]+) - 1373 C62H69O35 Cyanidin-3-O-coumaroylsinapoylsophoroside 5-O-malonylsophoroside
R43 20.43 1181.29 (M+H]+), - 1181 C55H57O29 Cyanidin-3-O-coumaroylcaffeoylsophoroside-5-O-succinoylglucoside
R44 20.58 1211.30 ([M]+) - 1211 C56H59O30 Cyanidin-3-O-diferuloylglucoside-5-O-malonylglucoside
R45 25.48 351.24 ([M+Na]+) 327.21 ([M-H]) 328 C18H32O5 9,12,13-Trihydroxy-10,15-octadecadienoic acid
R46 26.39 353.23 ([M+Na]+) 329.23 ([M-H]) 330 C18H34O5 9,12,13-Trihydroxy-10-octadecenoic acid
R47 31.26 699.37 ([M+Na]+) 721.37 ([M-H+FA]),675.36 ([M-H]) 676 C33H56O14 Digalactosyldiacylglycerol (DGMG) 18:3
R48 36.72 353.26 ([M+H]+), 261.22 - 352 C21H37O4 Monolinolenin