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ChemSpider
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Structure
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Molecular Formula:
Define range intervals using parentheses.
E.g. C7H(10-14)O(0-4)
Molecular Weight:
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(example: 123 ± 1)
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Nominal Mass:
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-2H+
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+H+
+2H+
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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
min/max
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Monoisotopic Mass:
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M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
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M-H
M+acetate
M-.
M+Cl
-e
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Found 8552 results
Search term:
MF = 'C_{19}H_{19}NO_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
600053
- 1/1 defined
zoom
C
19
H
19
NO
4
325.3585
100
60
0
0
2036863
zoom
C
19
H
19
NO
4
325.35846
98
72
0
0
2036853
zoom
C
19
H
19
NO
4
325.35846
96
70
0
0
4646015
- 1/1 defined
zoom
C
19
H
19
NO
4
325.3585
85
58
0
0
600052
- 1/1 defined
zoom
C
19
H
19
NO
4
325.3585
79
54
0
0
745453
- 1/1 defined
zoom
C
19
H
19
NO
4
325.3585
74
56
0
0
745454
- 1/1 defined
zoom
C
19
H
19
NO
4
325.3585
74
49
0
0
8306850
- 2/2 defined
zoom
C
19
H
19
NO
4
325.3585
70
38
0
0
21106941
- 1/1 defined
zoom
C
19
H
19
NO
4
325.3585
69
48
0
0
17340317
- 1/1 defined
zoom
C
19
H
19
NO
4
325.3585
66
48
0
0
2871674
- 0/1 defined
zoom
C
19
H
19
NO
4
325.35846
63
59
0
0
17339881
- 1/1 defined
zoom
C
19
H
19
NO
4
325.3585
62
47
0
0
3456326
- 0/1 defined
zoom
C
19
H
19
NO
4
325.35846
58
53
0
0
13606366
zoom
C
19
H
19
NO
4
325.3585
57
47
0
0
4199771
- 0/1 defined
zoom
C
19
H
19
NO
4
325.35846
55
57
0
0
3135557
- 0/1 defined
zoom
C
19
H
19
NO
4
325.3585
48
51
0
0
11934
- 1/1 defined
zoom
C
19
H
19
NO
4
325.3585
44
134
4
13
8124813
zoom
C
19
H
19
NO
4
325.3585
42
37
0
0
10008983
- 1/1 defined
zoom
C
19
H
19
NO
4
325.3585
39
34
0
0
2961603
- 0/2 defined
zoom
C
19
H
19
NO
4
325.35846
35
26
0
0
1
2
3
4
5
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