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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
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
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+e
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M+CH3CNH
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Found 5840 results
Search term:
MF = 'C_{21}H_{25}NO_{2}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
4673
- 0/1 defined
zoom
C
21
H
25
NO
2
323.4287
75
75
0
170
370361
zoom
C
21
H
25
NO
2
323.4287
70
53
0
0
689971
zoom
C
21
H
25
NO
2
323.4287
29
19
0
0
2178661
- 0/1 defined
zoom
C
21
H
25
NO
2
323.4287
28
18
0
0
592757
zoom
C
21
H
25
NO
2
323.4287
28
24
0
0
1258903
zoom
C
21
H
25
NO
2
323.4287
26
21
0
0
4403790
- 0/1 defined
zoom
C
21
H
25
NO
2
323.4287
26
21
0
0
742499
zoom
C
21
H
25
NO
2
323.4287
25
19
0
0
492969
zoom
C
21
H
25
NO
2
323.4287
25
18
0
0
360632
- 0/1 defined
zoom
C
21
H
25
NO
2
323.4287
25
17
0
0
54939
zoom
C
21
H
25
NO
2
323.4287
24
23
0
0
609199
zoom
C
21
H
25
NO
2
323.4287
24
14
0
0
644793
zoom
C
21
H
25
NO
2
323.4287
24
17
0
0
2190748
- 0/1 defined
zoom
C
21
H
25
NO
2
323.4287
24
18
0
0
4228552
- 0/1 defined
zoom
C
21
H
25
NO
2
323.4287
24
17
0
0
1295156
zoom
C
21
H
25
NO
2
323.4287
23
13
0
0
780628
zoom
C
21
H
25
NO
2
323.4287
23
20
0
0
785336
zoom
C
21
H
25
NO
2
323.4287
23
18
0
0
846431
zoom
C
21
H
25
NO
2
323.4287
23
18
0
0
19200
- 0/2 defined
zoom
C
21
H
25
NO
2
323.4287
23
24
0
0
1
2
3
4
5
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