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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
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
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Found 18 results
Search term:
MF = 'C_{40}H_{51}N_{3}O_{4}'
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
10473437
- 0/1 defined
zoom
C
40
H
51
N
3
O
4
637.8506
6
6
0
0
10473438
- 0/1 defined
zoom
C
40
H
51
N
3
O
4
637.8506
6
6
0
0
2278716
zoom
C
40
H
51
N
3
O
4
637.850639999998
4
3
0
0
23269686
- 3/3 defined
zoom
C
40
H
51
N
3
O
4
637.8506
3
3
0
0
90641143
zoom
C
40
H
51
N
3
O
4
637.8506
2
2
0
0
3791693
- 0/9 defined
zoom
C
40
H
51
N
3
O
4
637.850639999998
2
1
0
0
5116021
- 5/9 defined
zoom
C
40
H
51
N
3
O
4
637.8506
2
1
0
0
5121765
- 5/9 defined
zoom
C
40
H
51
N
3
O
4
637.8506
2
1
0
0
9810697
zoom
C
40
H
51
N
3
O
4
637.8506
2
1
0
0
16568073
- 0/2 defined
zoom
C
40
H
51
N
3
O
4
637.8506
1
1
0
0
16568088
- 0/2 defined
zoom
C
40
H
51
N
3
O
4
637.8506
1
1
0
0
90646123
zoom
C
40
H
51
N
3
O
4
637.8506
1
1
0
0
99682776
zoom
C
40
H
51
N
3
O
4
637.8506
1
1
0
0
99686462
zoom
C
40
H
51
N
3
O
4
637.8506
1
1
0
0
103038833
zoom
C
40
H
51
N
3
O
4
637.8506
1
1
0
0
25936719
zoom
C
40
H
51
N
3
O
4
637.8506
1
1
0
0
25936723
zoom
C
40
H
51
N
3
O
4
637.8506
1
1
0
0
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