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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
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+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-.
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Found 402 results
Search term:
MF = 'C_{20}H_{17}N_{7}O_{3}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
7867233
zoom
C
20
H
17
N
7
O
3
403.3941
18
15
0
0
4462069
zoom
C
20
H
17
N
7
O
3
403.39408
16
11
0
0
12948735
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
15
11
0
0
22752189
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
14
10
0
0
2475575
zoom
C
20
H
17
N
7
O
3
403.3941
14
6
0
0
11945278
zoom
C
20
H
17
N
7
O
3
403.3941
13
7
0
0
5457867
zoom
C
20
H
17
N
7
O
3
403.3941
13
11
0
0
5795333
zoom
C
20
H
17
N
7
O
3
403.3941
13
11
0
0
5848514
zoom
C
20
H
17
N
7
O
3
403.3941
13
8
0
0
22946049
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
13
11
0
0
12948770
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
13
11
0
0
29013903
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
13
10
0
0
29013904
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
13
10
0
0
29013943
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
13
10
0
0
29013944
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
13
10
0
0
29013945
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
13
10
0
0
29013965
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
13
10
0
0
26046478
- 0/1 defined
zoom
C
20
H
17
N
7
O
3
403.3941
12
11
0
0
4022321
zoom
C
20
H
17
N
7
O
3
403.39408
12
8
0
0
5910303
zoom
C
20
H
17
N
7
O
3
403.3941
11
7
0
0
1
2
3
4
5
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