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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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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
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Monoisotopic Mass:
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M+CH3CNH
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M+.
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M+Na
M+NH4
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M-.
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Found 289 results
Search term:
MF = 'C_{21}H_{40}O_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
4446588
- 0/1 defined
zoom
C
21
H
40
O
4
356.5399
99
153
390
56
4478086
zoom
C
21
H
40
O
4
356.5399
67
110
111
29
4516959
- 0/1 defined
zoom
C
21
H
40
O
4
356.5399
53
388
0
0
7696
zoom
C
21
H
40
O
4
356.5399
45
47
0
29
80760
- 0/2 defined
zoom
C
21
H
40
O
4
356.5399
34
37
0
0
23010051
- 1/1 defined
zoom
C
21
H
40
O
4
356.5399
26
40
0
0
59718041
zoom
C
21
H
40
O
4
356.5399
23
23
0
0
35564
- 0/1 defined
zoom
C
21
H
40
O
4
356.5399
20
22
0
4
70603
zoom
C
21
H
40
O
4
356.5399
19
16
1
4
78181
- 0/1 defined
zoom
C
21
H
40
O
4
356.5399
19
21
0
0
4510405
- 1/2 defined
zoom
C
21
H
40
O
4
356.5399
19
24
0
0
9625998
- 1/1 defined
zoom
C
21
H
40
O
4
356.5399
19
80
0
0
4865039
zoom
C
21
H
40
O
4
356.5399
18
30
0
0
140807
zoom
C
21
H
40
O
4
356.5399
17
20
0
0
60282
zoom
C
21
H
40
O
4
356.5399
17
18
0
0
31567
- 0/2 defined
zoom
C
21
H
40
O
4
356.5399
17
19
0
0
105956
zoom
C
21
H
40
O
4
356.5399
16
17
0
0
4675424
- 0/2 defined
zoom
C
21
H
40
O
4
356.5399
16
16
0
0
7822618
zoom
C
21
H
40
O
4
356.5399
15
17
0
0
70320
zoom
C
21
H
40
O
4
356.5399
15
14
0
0
1
2
3
4
5
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