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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)
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
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M-H
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+e
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M+CH3CNH
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Found 6927 results
Search term:
MF = 'C_{21}H_{23}NO_{3}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
4444528
zoom
C
21
H
23
NO
3
337.4122
81
91
207
0
592741
zoom
C
21
H
23
NO
3
337.4122
70
80
0
0
33385
- 0/1 defined
zoom
C
21
H
23
NO
3
337.4122
54
57
0
0
21577
- 0/1 defined
zoom
C
21
H
23
NO
3
337.4122
53
175
102
1
9690357
zoom
C
21
H
23
NO
3
337.4122
52
38
0
0
4510067
zoom
C
21
H
23
NO
3
337.4122
47
53
0
0
4645308
zoom
C
21
H
23
NO
3
337.4122
39
35
0
0
4447647
zoom
C
21
H
23
NO
3
337.4122
35
135
0
0
732955
zoom
C
21
H
23
NO
3
337.4122
34
22
0
0
21400065
zoom
C
21
H
23
NO
3
337.4122
33
26
0
0
21399962
zoom
C
21
H
23
NO
3
337.4122
31
24
0
0
4470378
zoom
C
21
H
23
NO
3
337.41222
31
18
0
0
16732
zoom
C
21
H
23
NO
3
337.4122
31
40
7
0
21399057
zoom
C
21
H
23
NO
3
337.4122
31
23
0
0
21399509
zoom
C
21
H
23
NO
3
337.4122
31
24
0
0
21399613
zoom
C
21
H
23
NO
3
337.4122
30
23
0
0
21399961
zoom
C
21
H
23
NO
3
337.4122
30
23
0
0
21399055
zoom
C
21
H
23
NO
3
337.4122
30
23
0
0
547731
zoom
C
21
H
23
NO
3
337.4122
30
20
0
0
21399963
zoom
C
21
H
23
NO
3
337.4122
30
22
0
0
1
2
3
4
5
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