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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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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
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M-H
M+acetate
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+e
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M+CH3CNH
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M+Na
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Found 141 results
Search term:
MF = 'C_{21}H_{14}O_{5}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
358583
zoom
C
21
H
14
O
5
346.3329
27
22
0
0
615234
zoom
C
21
H
14
O
5
346.3329
27
14
0
0
636207
zoom
C
21
H
14
O
5
346.3329
27
16
0
0
697534
zoom
C
21
H
14
O
5
346.3329
26
18
0
0
635641
zoom
C
21
H
14
O
5
346.3329
24
14
0
0
718791
zoom
C
21
H
14
O
5
346.3329
24
16
0
0
13544311
- 0/1 defined
zoom
C
21
H
14
O
5
346.3329
24
28
0
0
2168950
- 0/1 defined
zoom
C
21
H
14
O
5
346.33286
23
15
0
0
783226
zoom
C
21
H
14
O
5
346.3329
21
14
0
0
812912
zoom
C
21
H
14
O
5
346.3329
21
11
0
0
603118
zoom
C
21
H
14
O
5
346.3329
21
12
0
0
639745
zoom
C
21
H
14
O
5
346.3329
20
11
0
0
794152
zoom
C
21
H
14
O
5
346.3329
20
11
0
0
4848612
zoom
C
21
H
14
O
5
346.3329
20
10
0
0
1345097
zoom
C
21
H
14
O
5
346.3329
20
12
0
0
1388004
zoom
C
21
H
14
O
5
346.3329
19
13
0
0
1050915
zoom
C
21
H
14
O
5
346.3329
19
14
0
0
714955
zoom
C
21
H
14
O
5
346.3329
19
11
0
0
5535182
zoom
C
21
H
14
O
5
346.3329
19
12
0
0
5534705
zoom
C
21
H
14
O
5
346.3329
18
10
0
0
1
2
3
4
5
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