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. 2015 Dec 14;6(4):474–481. doi: 10.1016/j.jshs.2015.12.003

Table 3.

Q-TOF/MS analysis results for components of TT extracts.

No. Name RT (min) Formula M ± X Expected m/z Experimental m/z Error (ppm) Area (%)
 1 Rutin 7.727 C27H30O16 M + H 611.1624 611.1607 −2.87 3.659
 2 Kaempferol-3-glucoside 7.931 C21H20O11 M + H 449.1092 449.1078 −3.04 1.542
 3 Quercetin 7.010 C15H10O7 M + H 303.0503 303.0499 −1.24 1.674
 4 Valine 0.790 C5H9NO2 M + H 116.0713 116.0706 −5.73 18.438
 5 Valine acid 7.206 C8H8O4 M + H 169.0481 169.0495 8.62 1.805
 6 TT amide 9.064 C18H17NO5 M + H 328.121 328.1179 −9.13 4.977
 7 Tricin 10.010 C17H14O7 M + H 331.0821 331.0912 −2.77 1.957
 8 25(R)-Spirostan-3,6,12-trione/25(R)-Spirostan-4-ene-3,12-dione 13.458 C27H38O4 M + H 427.2881 427.2843 −8.69 36.807
 9 Diosgenin 11.836 C27H42O3 M + H 415.3215 415.3207 −3.15 0.260
10 Tigogein 12.553 C27H44O3 M + H 417.3369 417.3363 −1.34 0.431
11 TT saponin A 13.630 C27H42O4 M + H 431.3196 431.3156 −9.10 18.584
12 Gitogenin 13.950 C27H44O4 M + H 433.3325 433.3312 −3.00 1.946
13 Palmitic acid monoglyceride 14.477 C19H38O4 M + H/M + Na 331.2847/353.2666 331.2843/353.2662 −1.47/−1.17 0.070
14 Phenylalanine 5.731 C9H11NO2 M + COOH 210.0767 210.0772 2.67 2.228
15 N-trans caffeoyltyramine 8.511 C17H17NO4 M − H 298.1076 298.1085 3.11 1.325
16 TT amide 9.098 C18H17NO5 M − H 326.1026 326.1179 2.50 1.613
17 TT saponin 9.253 C30H26O13 M − H 593.1295 593.1301 0.88 0.831
18 Kaempferol 9.375 C15H10O6 M − H 285.0405 285.0405 −0.15 0.398
19 Physcione 10.044 C16H12O5 M + COOH 329.0667 329.0612 −0.21 0.374
20 7-Hydroxy-4′-methoxyisoflavone 10.582 C16H12O4 M − H 267.0655 267.0663 2.85 0.201
21 Emodin 12.000 C15H10O5 M − H 269.0454 269.0455 0.40 0.071
22 Kaempferol 14.006 C20H34O3 M + COOH 367.2488 367.2490 0.60 0.809

Abbreviations: m/z = mass-to-charge ratio; M = molecule; RT = retention time; TT = Tribulus terrestris; X = uncertain material.