Table 3 Laboratory scale cranberry fraction FC111 constituents separated and characterized by HPLC-DAD-MS.
Peak | tR(min)a | λmax (nm)b | MW (Da)c | Putative identification | Relative abundanced |
|---|---|---|---|---|---|
1a,b | 4.8 | 192 | quinic acid | ||
Iridoids | |||||
2a,b | 6.5 | 235 | 390 | monotropein | 18.5 ± 0.78% |
3 | 7.3 | 235 | 392 | 6,7-dihydromonotropein | 26.8 ± 0.07% |
16b | 14.4 | 235 | 416 | unknown monotropein derivative | 54.8 ± 0.99% |
Total (vs. A254 nm) | 22 % | ||||
Monophenolic acids | |||||
4 | 8.7 | 280 | 220 | unknown benzoic acid derivative | 3.1 ± 0.51% |
5 | 8.9 | 280 | unknown benzoic acid derivative | 0.52 ± 0.06% | |
6 | 9.7 | 290 | 162 | unknown benzoic acid derivative | 0.78 ± 0.10% |
7 | 9.8 | 290 | unknown benzoic acid derivative | 1.18 ± 0.11% | |
8 | 10.4 | 275 | 316 | dihydroxybenzoic acid glycoside | 3.45 ± 0.29% |
9a,b | 11.6 | 285, 320 | 342 | caffeic acid glycoside | 3.06 ± 0.45% |
10 | 12.0 | 275 | 300 | hydroxybenzoic acid glycoside | 0.72 ± 0.16% |
11 | 12.3 | 295, 305 | 326 | coumaric acid glycoside isomer 1 | 14.04 ± 0.49% |
12 | 12.4 | 275 | 238 | unknown benzoic acid derivative | 1.45 ± 0.049% |
13 | 13.6 | 315 | 326 | coumaric acid glycoside isomer 2 | 15.1 ± 0.40% |
14 | 13.8 | 285, 310 | 326 | coumaric acid glycoside isomer 3 | 16.1 ± 0.56% |
15 | 14.1 | 295, 325 | unknown hydroxycinnamic acid | 7.22 ± 0.092% | |
16a | 14.4 | 280 | 284 | benzoyl-glycoside | 5.44 ± 0.89% |
17 | 14.7 | 285, 330 | 356 | ferulic acid-glycoside | 5.59 ± 0.21% |
18 | 15.0 | 275 | unknown benzoic acid derivative | 13.24 ± 0.13% | |
19 | 15.3 | 280, 330 | 386 | sinapinic acid-glycoside | 7.47 ± 0.28% |
20a,b | 16.3 | 280 | unknown benzoic acid derivative | 1.50 ± 0.69% | |
Total (vs. A254 nm) | 9% | ||||
Anthocyanins | |||||
21 | 16.8 | 525 | 465 | delphinidin-3-O-galactoside | 0.40 ± 0.00% |
24 | 18.0 | 518 | 449 | cyanidin-3-O-galactoside | 18.4 ± 0.01% |
25 | 18.2 | 525 | 435 | delphinidin-3-O-arabinoside | 0.60 ± 0.03% |
26 | 19.0 | 515 | 433 | pelargonidin-3-O-galactoside | 0.28 ± 0.00% |
27 | 19.3 | 520 | 419 | cyanidin-3-O-arabinoside | 11.2 ± 0.00% |
28 | 19.8 | 520 | 463 | peonidin-3-O-galactoside | 43.3 ± 0.03% |
29 | 20.4 | 524 | 493 | malvidin-3-O-galactoside | 7.64 ± 0.00% |
31 | 21.1 | 521 | 433 | peonidin-3-O-arabinoside | 15.5 ± 0.01% |
33 | 21.6 | 530 | 463 | malvidin-3-O-arabinoside | 1.79 ± 0.00% |
Total (vs. A254 nm) | 40% | ||||
Flavonols | |||||
30 | 20.5 | 370 | 450 | myricetin-3-O-arabinoside | 4.05 ± 0.34% |
32 | 21.3 | 360 | 464 | quercetin-3-O-galactoside | 50.2 ± 0.11% |
34 | 22.0 | 354 | 434 | quercetin-3-O-xyloside | 7.71 ± 0.00% |
35 | 22.3 | 352 | 434 | quercetin-3-O-arabinopyranoside | 3.72 ± 0.02% |
36 | 22.8 | 354 | 434 | quercetin-3-O-arabinofuranside | 13.65 ± 0.12% |
37 | 23.3 | 352 | 448 | quercetin-3-O-rhamnoside | 2.87 ± 0.01% |
38 | 23.6 | 356 | 478 | isorhamnetin-3-O-galactoside | 5.31 ± 0.04% |
39 | 24.0 | 360 | 508 | syringetin-3-O-galactoside | 4.70 ± 0.05% |
40 | 24.7 | 360 | unknown flavonol derivative | 0.46 ± 0.02% | |
41 | 25.0 | 355 | 448 | isorhamnetin-3-O-arabinoside | 1.55 ± 0.01% |
42a,b | 25.6 | 355 | 610 | quercetin-3-O-(6”coumaroyl)-galactoside | 2.27 ± 0.04% |
43 | 26.1 | 355 | 478 | syringetin-3-O-arabinoside | 2.04 ± 0.04% |
44 | 27.5 | 356 | 568 | quercetin-3-O-(6” benzoyl)-galactoside | 1.48 ± 0.02% |
Total (vs. A254 nm) | 25% | ||||