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ChemSpider
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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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+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-.
M+Cl
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Found 15044 results
Search term:
MF = 'C_{18}H_{22}N_{2}O_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
10505367
- 0/1 defined
zoom
C
18
H
22
N
2
O
4
330.3783
50
37
0
0
2042758
- 2/2 defined
zoom
C
18
H
22
N
2
O
4
330.37828
45
26
0
0
2042755
- 2/2 defined
zoom
C
18
H
22
N
2
O
4
330.37828
41
25
0
0
2042631
- 1/1 defined
zoom
C
18
H
22
N
2
O
4
330.37828
40
22
0
0
21858870
- 0/1 defined
zoom
C
18
H
22
N
2
O
4
330.3783
39
31
0
0
2042634
- 1/1 defined
zoom
C
18
H
22
N
2
O
4
330.37828
38
20
0
0
39533
zoom
C
18
H
22
N
2
O
4
330.3783
38
27
0
0
90312
zoom
C
18
H
22
N
2
O
4
330.3783
38
29
0
0
90626
zoom
C
18
H
22
N
2
O
4
330.3783
38
24
0
0
2042628
- 1/1 defined
zoom
C
18
H
22
N
2
O
4
330.37828
36
19
0
0
5486173
- 1/1 defined
zoom
C
18
H
22
N
2
O
4
330.3783
36
18
0
0
17535637
- 0/1 defined
zoom
C
18
H
22
N
2
O
4
330.3783
36
30
0
0
687243
zoom
C
18
H
22
N
2
O
4
330.3783
34
23
0
0
2011245
zoom
C
18
H
22
N
2
O
4
330.37828
34
23
0
0
109328
- 2/2 defined
zoom
C
18
H
22
N
2
O
4
330.3783
34
31
1
0
682208
zoom
C
18
H
22
N
2
O
4
330.3783
33
21
0
0
5486155
- 1/1 defined
zoom
C
18
H
22
N
2
O
4
330.3783
33
16
0
0
5486162
- 1/1 defined
zoom
C
18
H
22
N
2
O
4
330.3783
32
15
0
0
285283
zoom
C
18
H
22
N
2
O
4
330.3783
32
21
0
0
10629838
zoom
C
18
H
22
N
2
O
4
330.3783
29
15
0
0
1
2
3
4
5
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