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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
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M+Na
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+e
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Found 2635 results
Search term:
MF = 'C_{20}H_{16}N_{2}O_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
22775
- 1/1 defined
zoom
C
20
H
16
N
2
O
4
348.352
156
192
3802
231
2442
- 0/1 defined
zoom
C
20
H
16
N
2
O
4
348.352
77
2154
0
0
26467931
zoom
C
20
H
16
N
2
O
4
348.352
57
38
0
0
74321
zoom
C
20
H
16
N
2
O
4
348.352
48
42
0
3
604429
zoom
C
20
H
16
N
2
O
4
348.352
35
23
0
0
619814
zoom
C
20
H
16
N
2
O
4
348.352
32
21
0
0
2152233
zoom
C
20
H
16
N
2
O
4
348.35204
32
16
0
0
592601
zoom
C
20
H
16
N
2
O
4
348.352
32
22
0
0
2019393
zoom
C
20
H
16
N
2
O
4
348.35204
30
26
0
0
733489
zoom
C
20
H
16
N
2
O
4
348.352
28
18
0
0
1751855
zoom
C
20
H
16
N
2
O
4
348.352
28
17
0
0
626419
zoom
C
20
H
16
N
2
O
4
348.352
27
18
0
0
160151
- 1/1 defined
zoom
C
20
H
16
N
2
O
4
348.352
26
120
0
0
2649413
zoom
C
20
H
16
N
2
O
4
348.352
26
18
0
0
603740
zoom
C
20
H
16
N
2
O
4
348.352
26
19
0
0
739805
zoom
C
20
H
16
N
2
O
4
348.352
25
15
0
0
3094869
- 0/1 defined
zoom
C
20
H
16
N
2
O
4
348.352
25
16
0
0
833650
zoom
C
20
H
16
N
2
O
4
348.352
24
18
0
0
286861
zoom
C
20
H
16
N
2
O
4
348.352
24
22
0
0
644663
zoom
C
20
H
16
N
2
O
4
348.352
24
20
0
0
1
2
3
4
5
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