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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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M+CH3CNH
M+CH3OH2
M+.
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M+Na
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M-H
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+e
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M+CH3CNH
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Found 2836 results
Search term:
MF = 'C_{19}H_{21}N_{5}O_{4}'
1
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5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
4724
zoom
C
19
H
21
N
5
O
4
383.4011
123
6526
9624
16
18550544
- 5/5 defined
zoom
C
19
H
21
N
5
O
4
383.4011
53
37
0
0
572590
zoom
C
19
H
21
N
5
O
4
383.4011
35
21
0
0
2329722
zoom
C
19
H
21
N
5
O
4
383.40114
28
18
0
0
900049
zoom
C
19
H
21
N
5
O
4
383.4011
27
15
0
0
565155
zoom
C
19
H
21
N
5
O
4
383.4011
25
13
0
0
2937274
zoom
C
19
H
21
N
5
O
4
383.40114
25
16
0
0
3109393
zoom
C
19
H
21
N
5
O
4
383.4011
25
14
0
0
580690
zoom
C
19
H
21
N
5
O
4
383.4011
24
15
0
0
1237640
zoom
C
19
H
21
N
5
O
4
383.4011
24
17
0
0
4190616
zoom
C
19
H
21
N
5
O
4
383.40114
23
13
0
0
7840052
zoom
C
19
H
21
N
5
O
4
383.4011
23
16
0
0
2544256
zoom
C
19
H
21
N
5
O
4
383.4011
23
13
0
0
12903515
zoom
C
19
H
21
N
5
O
4
383.4011
22
16
0
0
2422244
- 0/1 defined
zoom
C
19
H
21
N
5
O
4
383.4011
22
20
0
0
2422307
- 0/1 defined
zoom
C
19
H
21
N
5
O
4
383.4011
22
20
0
0
2422315
- 0/1 defined
zoom
C
19
H
21
N
5
O
4
383.4011
22
21
0
0
2178771
zoom
C
19
H
21
N
5
O
4
383.40114
22
15
0
0
2179646
zoom
C
19
H
21
N
5
O
4
383.40114
22
15
0
0
2259949
zoom
C
19
H
21
N
5
O
4
383.40114
22
14
0
0
1
2
3
4
5
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