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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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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-H
M+acetate
M-.
M+Cl
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Found 8 results
Search term:
MF = 'C_{40}H_{34}N_{8}O_{2}'
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
81300
zoom
C
40
H
34
N
8
O
2
658.7504
8
8
0
0
24590023
zoom
C
40
H
34
N
8
O
2
658.7504
8
7
0
0
67210
zoom
C
40
H
34
N
8
O
2
658.7504
3
2
0
0
7938574
zoom
C
40
H
34
N
8
O
2
658.7504
3
3
0
0
9225776
zoom
C
40
H
34
N
8
O
2
658.7504
2
1
0
0
2596452
zoom
C
40
H
34
N
8
O
2
658.7504
2
1
0
0
59760837
zoom
C
40
H
34
N
8
O
2
658.7504
1
1
0
0
103879320
zoom
C
40
H
34
N
8
O
2
658.7504
1
1
0
0
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