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. 2014 Aug 21;6(8):2580–2593. doi: 10.3390/toxins6082580

Table 3.

Characteristic peak assignment in the product ion mass spectra of compounds I, II, and III.

ID Compound I Compound II Compound III
Measured Mass (m/z) Calculated Formula [M + H]+ Mass Error (ppm) Measured Mass (m/z) Calculated Formula [M + H]+ Mass Error (ppm) Measured Mass (m/z) Calculated Formula [M + H]+ Mass Error (ppm)
0' 60.0444 C2H6NO 0.21 60.0445 C2H6NO 1.42 60.0444 C2H6NO 0.72
1 74.0601 C3H8NO 0.25 74.0601 C3H8NO 0.97
1’ 116.0706 C5H10NO2 −0.35 116.0707 C5H10NO2 0.70
2 159.0288 C6H7O5 −0.04 159.0289 C6H7O5 0.53 159.0289 C6H7O5 0.44
3 170.1541 C10H20NO 0.75
3' 212.1646 C12H22NO2 0.21
4' 228.1594 C12H22NO3 −0.13
5 220.2060 C15H26N 0.29 220.2061 C15H26N 0.42
5' 262.2168 C17H28NO 0.99
6 236.2003 C15H26NO −2.38
6' 278.2114 C17H28NO2 −0.20
7 238.2167 C15H28NO 0.84 238.2164 C15H28NO −0.78
7' 280.2264 C17H30NO2 −2.70 280.2274 C17H30NO2 0.89
8' 296.2205 C17H30NO3 −2.07
11 316.2997 C22H38N −0.61
11' 358.3106 C24H40NO 0.39
12 318.3156 C22H40N 0.08 318.3155 C22H40N −0.02
12' 360.3261 C24H42NO −0.12 360.3260 C24H42NO −0.37
13 334.3102 C22H40NO −0.78
13' 376.3208 C24H42NO2 −0.46
14 336.3261 C22H42NO 0.15 336.3260 C22H42NO −0.21
14' 378.3367 C24H44NO2 0.12 378.3367 C24H44NO2 0.12
15 352.3202 C22H42NO2 −2.40
15' 394.3315 C24H44NO3 −0.07
16 354.3371 C22H44NO2 1.34
16' 396.3475 C24H46NO3 0.64 396.3473 C24H46NO3 0.25
17' 412.3418 C24H46NO4 −0.75
18' 534.3431 C30H48NO7 1.14
19' 536.3582 C30H50NO7 0.08 536.3591 C30H50NO7 1.66
20' 552.3516 C30H50NO8 −2.67
21' 554.3691 C30H52NO8 0.72 554.3691 C30H52NO8 0.61
22' 570.3637 C30H52NO9 −0.02
23' 572.3793 C30H54NO9 −0.06 572.3794 C30H54NO9 0.15
24' 588.3752 C30H54NO10 1.63
25' 710.3760 C36H56NO13 2.00
26' 712.3914 C36H58NO13 1.53 712.3902 C36H58NO13 −0.10
27' 728.3850 C36H58NO14 −0.32
28' 730.4010 C36H60NO14 0.23 730.4014 C36H60NO14 0.82
29' 746.3956 C36H60NO15 −0.24
30' 748.4123 C36H62NO15 1.20 748.4118 C36H62NO15 0.54
31' 764.4059 C36H62NO16 −0.48