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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:
to
±
(example: 123 ± 1)
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Nominal Mass:
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-2H+
-H+
+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 553 results
Search term:
MF = 'C_{19}H_{16}N_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
4576560
zoom
C
19
H
16
N
4
300.3571
43
38
0
0
12905468
zoom
C
19
H
16
N
4
300.3571
31
23
0
0
61571
zoom
C
19
H
16
N
4
300.3571
30
23
0
0
2353543
- 0/2 defined
zoom
C
19
H
16
N
4
300.35714
29
19
0
0
1492026
zoom
C
19
H
16
N
4
300.3571
28
17
0
0
4575986
zoom
C
19
H
16
N
4
300.3571
27
18
0
0
767184
zoom
C
19
H
16
N
4
300.3571
26
16
0
0
249676
zoom
C
19
H
16
N
4
300.3571
25
23
0
0
58830961
zoom
C
19
H
16
N
4
300.3571
24
24
0
0
725157
zoom
C
19
H
16
N
4
300.3571
23
19
0
0
699096
zoom
C
19
H
16
N
4
300.3571
23
14
0
0
3730104
zoom
C
19
H
16
N
4
300.35714
23
15
0
0
1525568
zoom
C
19
H
16
N
4
300.3571
21
16
0
0
544750
zoom
C
19
H
16
N
4
300.3571
21
13
0
0
544783
zoom
C
19
H
16
N
4
300.3571
21
18
0
0
666987
zoom
C
19
H
16
N
4
300.3571
21
11
0
0
699101
zoom
C
19
H
16
N
4
300.3571
20
13
0
0
3937348
zoom
C
19
H
16
N
4
300.3571
19
13
0
0
17815511
- 0/1 defined
zoom
C
19
H
16
N
4
300.3571
19
15
0
0
4755002
- 0/1 defined
zoom
C
19
H
16
N
4
300.3571
19
14
0
0
1
2
3
4
5
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