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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+.
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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 21049 results
Search term:
MF = 'C_{13}H_{20}N_{4}O'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
7822512
zoom
C
13
H
20
N
4
O
248.3241
56
39
0
0
180899
zoom
C
13
H
20
N
4
O
248.3241
46
34
0
0
28303526
- 0/1 defined
zoom
C
13
H
20
N
4
O
248.3241
45
25
0
0
28303580
zoom
C
13
H
20
N
4
O
248.3241
45
25
0
0
28303421
zoom
C
13
H
20
N
4
O
248.3241
41
20
0
0
11879809
zoom
C
13
H
20
N
4
O
248.3241
38
28
0
0
21242741
zoom
C
13
H
20
N
4
O
248.3241
37
30
0
0
1544146
zoom
C
13
H
20
N
4
O
248.3241
32
17
0
0
28303623
- 2/2 defined
zoom
C
13
H
20
N
4
O
248.3241
31
14
0
0
4143350
zoom
C
13
H
20
N
4
O
248.3241
30
17
0
0
29359101
zoom
C
13
H
20
N
4
O
248.3241
29
15
0
0
26538585
zoom
C
13
H
20
N
4
O
248.3241
25
13
0
0
11467879
zoom
C
13
H
20
N
4
O
248.3241
24
15
0
0
2917977
zoom
C
13
H
20
N
4
O
248.3241
24
23
0
0
6336887
zoom
C
13
H
20
N
4
O
248.3241
23
18
0
0
1673632
zoom
C
13
H
20
N
4
O
248.3241
23
15
0
0
715842
zoom
C
13
H
20
N
4
O
248.3241
21
10
0
0
11864619
zoom
C
13
H
20
N
4
O
248.3241
21
14
0
0
11879811
zoom
C
13
H
20
N
4
O
248.3241
21
13
0
0
21242709
zoom
C
13
H
20
N
4
O
248.3241
21
14
0
0
1
2
3
4
5
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