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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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Average Mass:
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M+CH3CNH
M+CH3OH2
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M+Na
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M-H
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+e
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M+CH3CNH
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Found 10454 results
Search term:
MF = 'C_{18}H_{21}NO_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2016232
- 1/1 defined
zoom
C
18
H
21
NO
4
315.36364
97
62
0
0
5383850
- 1/1 defined
zoom
C
18
H
21
NO
4
315.3636
97
59
0
0
2016252
- 1/1 defined
zoom
C
18
H
21
NO
4
315.36364
96
55
0
0
5384734
- 1/1 defined
zoom
C
18
H
21
NO
4
315.3636
91
48
0
0
571519
zoom
C
18
H
21
NO
4
315.3636
85
51
0
0
4447649
- 4/4 defined
zoom
C
18
H
21
NO
4
315.3636
69
1339
1323
28
58793
- 3/3 defined
zoom
C
18
H
21
NO
4
315.3636
68
60
79
64
2511812
- 0/1 defined
zoom
C
18
H
21
NO
4
315.3636
60
48
0
0
634055
zoom
C
18
H
21
NO
4
315.3636
58
39
0
0
2879822
- 0/1 defined
zoom
C
18
H
21
NO
4
315.36364
54
56
0
0
7972702
zoom
C
18
H
21
NO
4
315.3636
52
40
0
0
5373814
- 1/1 defined
zoom
C
18
H
21
NO
4
315.3636
50
36
0
0
2036755
- 0/1 defined
zoom
C
18
H
21
NO
4
315.36364
48
47
0
0
5386177
- 1/1 defined
zoom
C
18
H
21
NO
4
315.3636
47
34
0
0
26232643
zoom
C
18
H
21
NO
4
315.3636
46
28
0
0
5386175
- 1/1 defined
zoom
C
18
H
21
NO
4
315.3636
46
30
0
0
5373812
- 1/1 defined
zoom
C
18
H
21
NO
4
315.3636
45
28
0
0
2036757
- 0/1 defined
zoom
C
18
H
21
NO
4
315.36364
42
41
0
0
603608
zoom
C
18
H
21
NO
4
315.3636
37
25
0
0
391869
- 0/1 defined
zoom
C
18
H
21
NO
4
315.3636
34
35
0
0
1
2
3
4
5
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