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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:
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(example: 123 ± 1)
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+H+
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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
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Monoisotopic Mass:
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
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Found 23 results
Search term:
MF = 'C_{20}H_{14}NO_{4}'
1
2
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
4970
zoom
C
20
H
14
NO
4
332.3289
46
316
429
119
316591
zoom
C
20
H
14
NO
4
332.3289
11
13
0
0
3520173
zoom
C
20
H
14
NO
4
332.32946
2
1
0
0
29399351
zoom
C
20
H
14
NO
4
332.3289
2
2
0
0
3547325
zoom
C
20
H
14
NO
4
332.32946
1
1
0
0
4404375
zoom
C
20
H
14
NO
4
332.32946
1
1
0
0
5305630
zoom
C
20
H
14
NO
4
332.32946
1
1
0
0
5309855
- 2/4 defined
zoom
C
20
H
14
NO
4
332.32946
1
1
0
0
5309856
- 2/4 defined
zoom
C
20
H
14
NO
4
332.32946
1
1
0
0
5309857
- 2/4 defined
zoom
C
20
H
14
NO
4
332.32946
1
1
0
0
5325792
zoom
C
20
H
14
NO
4
332.32946
1
1
0
0
5325797
zoom
C
20
H
14
NO
4
332.32946
1
1
0
0
5325798
zoom
C
20
H
14
NO
4
332.32946
1
1
0
0
5584179
zoom
C
20
H
14
NO
4
332.33
1
1
0
0
5692985
zoom
C
20
H
14
NO
4
332.33
1
1
0
0
5818727
zoom
C
20
H
14
NO
4
332.33
1
1
0
0
6572756
zoom
C
20
H
14
NO
4
332.33
1
1
0
0
7654335
zoom
C
20
H
14
NO
4
332.33
1
1
0
0
7779262
zoom
C
20
H
14
NO
4
332.33
1
1
0
0
23099661
zoom
C
20
H
14
NO
4
332.3289
1
1
0
0
1
2
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