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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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M+Na
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Found 4849 results
Search term:
MF = 'C_{21}H_{27}NO_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
14792
- 0/1 defined
zoom
C
21
H
27
NO
4
357.4434
100
204
0
0
66114
- 1/1 defined
zoom
C
21
H
27
NO
4
357.4434
51
57
0
5
4470813
- 5/5 defined
zoom
C
21
H
27
NO
4
357.4434
48
58
44
0
5382491
- 1/1 defined
zoom
C
21
H
27
NO
4
357.4434
47
35
0
0
26951466
- 1/1 defined
zoom
C
21
H
27
NO
4
357.4434
35
19
0
0
97050
- 0/1 defined
zoom
C
21
H
27
NO
4
357.4434
33
85
0
0
1131607
zoom
C
21
H
27
NO
4
357.4434
30
19
0
0
871839
zoom
C
21
H
27
NO
4
357.4434
29
21
0
0
2149757
- 0/1 defined
zoom
C
21
H
27
NO
4
357.44338
29
19
0
0
2235526
- 0/4 defined
zoom
C
21
H
27
NO
4
357.44338
29
24
0
0
950646
zoom
C
21
H
27
NO
4
357.4434
29
20
0
0
1026699
zoom
C
21
H
27
NO
4
357.4434
29
21
0
0
2149394
zoom
C
21
H
27
NO
4
357.44338
28
18
0
0
1132515
zoom
C
21
H
27
NO
4
357.4434
27
18
0
0
1252171
zoom
C
21
H
27
NO
4
357.4434
26
18
0
0
1274799
zoom
C
21
H
27
NO
4
357.4434
26
16
0
0
4406334
zoom
C
21
H
27
NO
4
357.44338
26
15
0
0
873609
zoom
C
21
H
27
NO
4
357.4434
25
19
0
0
1255348
zoom
C
21
H
27
NO
4
357.4434
24
17
0
0
1621233
zoom
C
21
H
27
NO
4
357.4434
24
14
0
0
1
2
3
4
5
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