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ChemSpider
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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
min/max
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Monoisotopic Mass:
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M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
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M-.
M+Cl
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Found 12649 results
Search term:
MF = 'C_{21}H_{24}N_{4}O_{3}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
21625922
zoom
C
21
H
24
N
4
O
3
380.4403
53
51
0
0
309521
zoom
C
21
H
24
N
4
O
3
380.4403
30
22
0
0
875075
zoom
C
21
H
24
N
4
O
3
380.4403
26
17
0
0
2160377
- 0/4 defined
zoom
C
21
H
24
N
4
O
3
380.44026
25
11
0
0
579484
zoom
C
21
H
24
N
4
O
3
380.4403
24
16
0
0
21278987
- 0/1 defined
zoom
C
21
H
24
N
4
O
3
380.4403
23
15
0
0
2244828
zoom
C
21
H
24
N
4
O
3
380.44026
23
16
0
0
936064
zoom
C
21
H
24
N
4
O
3
380.4403
23
12
0
0
1241428
zoom
C
21
H
24
N
4
O
3
380.4403
23
16
0
0
1438717
zoom
C
21
H
24
N
4
O
3
380.4403
22
15
0
0
2141677
- 0/1 defined
zoom
C
21
H
24
N
4
O
3
380.44026
22
15
0
0
2142239
- 0/1 defined
zoom
C
21
H
24
N
4
O
3
380.44026
22
15
0
0
2151906
- 0/1 defined
zoom
C
21
H
24
N
4
O
3
380.44026
22
17
0
0
2157806
zoom
C
21
H
24
N
4
O
3
380.44026
22
14
0
0
3477695
zoom
C
21
H
24
N
4
O
3
380.44026
22
13
0
0
2180131
zoom
C
21
H
24
N
4
O
3
380.44026
22
14
0
0
576098
- 0/1 defined
zoom
C
21
H
24
N
4
O
3
380.4403
22
14
0
0
2189713
zoom
C
21
H
24
N
4
O
3
380.44026
21
15
0
0
4078527
zoom
C
21
H
24
N
4
O
3
380.44026
21
13
0
0
1401357
zoom
C
21
H
24
N
4
O
3
380.4403
21
15
0
0
1
2
3
4
5
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