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Table B-1 PPG Exact Masses (continued)
(M + COOH)
–
(M + NH
4
)
2+
MSMS
Fragments
(M + NH
4
)
+
Exact Mass (M)
n
991.67851
491.37398
929.67704
964.71414
946.68032
16
1049.72037
520.39491
987.71890
1022.75600
1004.72218
17
1107.76223
549.41584
1045.76076
1080.79786
1062.76404
18
1165.80409
578.43677
1103.80262
1138.83972
1120.80590
19
1223.84595
607.45770
1161.84448
1196.88158
1178.84776
20
1281.88781
636.47863
1219.88634
1254.92344
1236.88962
21
1339.92967
665.49956
1277.92820
1312.96530
1294.93148
22
Reserpine
Table B-2 Reserpine Exact Masses
Reserpine (C
33
H
40
N
2
O
9
)
Mass
Description
609.28066
Molecular Ion C
33
H
41
N
2
O
9
448.19659
Fragment C
23
H
30
NO
8
397.21218
Fragment C
23
H
29
N
2
O
4
365.18597
Fragment C
22
H
25
N
2
O
3
236.12812
Fragment C
13
H
18
NO
3
195.06519
Fragment C
10
H
11
O
4
174.09134
Fragment C
11
H
12
NO
Taurocholic Acid
Table B-3 Taurocholic Acid Exact Masses
Taurocholic Acid (C
26
H
45
NO
7
S)
Mass
Description
514.28440
Molecular Ion C
26
H
44
NO
7
S
106.98084
Fragment C
2
H
3
O
3
S
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Exact Masses and Chemical Formulas