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Table 1 Summary of the MS data obtained in the analysis of the hexane (HEX), chloroform (CLO), hydroalcoholic (HA) and aqueous (AQ) extracts from barks of Trichilia catigua through HPLC-DAD-ESI-MS/MS

From: Antioxidant, anticholinesterase and antifatigue effects of Trichilia catigua (catuaba)

  Rt HPLC/(−)ESI-MS/MS m/z (%base peak) Proposed structure HEX CLO HA AQ
1 4.0 [M – H] - 341
MS/MS - 179
6-O-caffeoyl glucoside X X X
2 14.1 [M – H] - 723
MS/MS - 597 (20), 433 (80) 425 (90), 407 (100), 289 (20)
procyanidin B2–8-C-rhamnoside X
3 15.3 [M – H] - 577
MS/MS - 559 (20), 451 (30), 425 (100), 407 (80), 289 (20)
procyanidin B2 (epi)-catechin – (epi)-catechin X
4 17.2 [M – H] - 739
MS/MS - 587 (100), 451 (40)
cinchonain IIa X X X X
5 18.0 [M – H] - 467
MS/MS - 449
apocynin E X
6 19.0 [M – H] - 353
MS/MS - 191
3-O-cafeoylquinic acid X
7 19.6 [M – H] - 451
MS/MS - 341
cinchonain Ia X X X X
8 21.4 [M – H] - 613
MS/MS - 503 (100), 451 (50), 393 (20), 341 (20)
bis-(3,4-dihydroxyphenylpropanoid)-substituted catechin X X X
9 22.2 [M – H] - 901
MS/MS - 791 (100), 597 (70), 451 (60), 341 (20)
cinchonain IIa glucoside X
10 24.4 [M – H] - 901
MS/MS - 791 (60), 597 (100), 451 (40), 341 (50)
cinchonain IIb glucoside X
11 24.8 [M – H] - 613
MS/MS - 503 (100), 451 (10), 341 (10)
cinchonain Id-7- glucoside X X
12 26.4 [M – H] - 451
MS/MS - 341
cinchonain Ib X X X X
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