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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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-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
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M+.
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M+Na
M+NH4
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M-.
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Found 522 results
Search term:
MF = 'C_{18}H_{12}N_{2}O_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
91648
zoom
C
18
H
12
N
2
O
4
320.2989
54
39
0
9
506988
zoom
C
18
H
12
N
2
O
4
320.2989
47
35
0
0
4917833
zoom
C
18
H
12
N
2
O
4
320.2989
40
32
0
0
12556696
zoom
C
18
H
12
N
2
O
4
320.2989
33
26
0
0
190999
zoom
C
18
H
12
N
2
O
4
320.2989
31
19
0
0
2487900
zoom
C
18
H
12
N
2
O
4
320.2989
27
21
0
0
12933309
zoom
C
18
H
12
N
2
O
4
320.2989
26
17
0
0
654256
zoom
C
18
H
12
N
2
O
4
320.2989
25
15
0
0
17750165
zoom
C
18
H
12
N
2
O
4
320.2989
24
13
0
0
2368191
zoom
C
18
H
12
N
2
O
4
320.29888
23
16
0
0
652282
zoom
C
18
H
12
N
2
O
4
320.2989
23
14
0
0
654258
zoom
C
18
H
12
N
2
O
4
320.2989
22
14
0
0
613501
zoom
C
18
H
12
N
2
O
4
320.2989
22
16
0
0
698753
zoom
C
18
H
12
N
2
O
4
320.2989
21
16
0
0
1548807
zoom
C
18
H
12
N
2
O
4
320.2989
21
12
0
0
8148877
zoom
C
18
H
12
N
2
O
4
320.2989
21
14
0
0
2408244
- 0/1 defined
zoom
C
18
H
12
N
2
O
4
320.2989
20
17
0
0
4682632
zoom
C
18
H
12
N
2
O
4
320.2989
20
13
0
0
623645
zoom
C
18
H
12
N
2
O
4
320.2989
20
13
0
0
2235407
- 0/4 defined
zoom
C
18
H
12
N
2
O
4
320.29888
19
15
0
0
1
2
3
4
5
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