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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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+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
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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 1919 results
Search term:
MF = 'C_{20}H_{22}N_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2222915
- 0/1 defined
zoom
C
20
H
22
N
4
318.41548
54
61
0
0
24531927
zoom
C
20
H
22
N
4
318.4155
48
39
0
0
713670
zoom
C
20
H
22
N
4
318.4155
38
21
0
0
543625
zoom
C
20
H
22
N
4
318.4155
28
17
0
0
115607
zoom
C
20
H
22
N
4
318.4155
27
27
0
0
725077
zoom
C
20
H
22
N
4
318.4155
27
16
0
0
638415
zoom
C
20
H
22
N
4
318.4155
26
17
0
0
4912311
zoom
C
20
H
22
N
4
318.4155
25
11
0
0
822647
zoom
C
20
H
22
N
4
318.4155
25
15
0
0
1434272
zoom
C
20
H
22
N
4
318.4155
25
17
0
0
497178
zoom
C
20
H
22
N
4
318.4155
25
21
0
0
811247
zoom
C
20
H
22
N
4
318.4155
24
15
0
0
2127678
zoom
C
20
H
22
N
4
318.41548
24
14
0
0
2348803
zoom
C
20
H
22
N
4
318.41548
24
13
0
0
2972754
- 0/2 defined
zoom
C
20
H
22
N
4
318.41548
23
15
0
0
747323
zoom
C
20
H
22
N
4
318.4155
23
13
0
0
814954
zoom
C
20
H
22
N
4
318.4155
22
14
0
0
817170
zoom
C
20
H
22
N
4
318.4155
22
11
0
0
2499120
zoom
C
20
H
22
N
4
318.4155
22
12
0
0
607446
zoom
C
20
H
22
N
4
318.4155
21
15
0
0
1
2
3
4
5
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