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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
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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 9987 results
Search term:
MF = 'C_{21}H_{25}NO_{3}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
5382487
- 1/1 defined
zoom
C
21
H
25
NO
3
339.4281
69
44
0
0
2018152
zoom
C
21
H
25
NO
3
339.4281
65
39
0
0
4447642
- 4/4 defined
zoom
C
21
H
25
NO
3
339.4281
59
66
0
0
24603105
- 2/2 defined
zoom
C
21
H
25
NO
3
339.4281
58
36
0
0
175619
- 0/1 defined
zoom
C
21
H
25
NO
3
339.4281
49
41
0
0
24603322
- 1/1 defined
zoom
C
21
H
25
NO
3
339.4281
48
37
0
0
19471
zoom
C
21
H
25
NO
3
339.4281
41
45
5
0
125385
zoom
C
21
H
25
NO
3
339.4281
37
29
0
0
28536837
zoom
C
21
H
25
NO
3
339.4281
30
18
0
0
21830457
zoom
C
21
H
25
NO
3
339.4281
29
22
0
0
2114124
- 0/1 defined
zoom
C
21
H
25
NO
3
339.4281
29
20
0
0
2144663
- 0/1 defined
zoom
C
21
H
25
NO
3
339.4281
28
16
0
0
633881
zoom
C
21
H
25
NO
3
339.4281
28
17
0
0
2124171
- 0/1 defined
zoom
C
21
H
25
NO
3
339.4281
27
19
0
0
2124405
- 0/1 defined
zoom
C
21
H
25
NO
3
339.4281
27
19
0
0
2124452
- 0/1 defined
zoom
C
21
H
25
NO
3
339.4281
27
19
0
0
325904
- 0/4 defined
zoom
C
21
H
25
NO
3
339.4281
27
18
0
0
592759
zoom
C
21
H
25
NO
3
339.4281
27
24
0
0
647635
zoom
C
21
H
25
NO
3
339.4281
26
13
0
0
1711634
zoom
C
21
H
25
NO
3
339.4281
26
19
0
0
1
2
3
4
5
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