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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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M+CH3CNH
M+CH3OH2
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M+Na
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M-H
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+e
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M+CH3CNH
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Found 187 results
Search term:
MF = 'C_{21}H_{18}O_{8}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
75661
- 2/2 defined
zoom
C
21
H
18
O
8
398.3628
46
59
0
1
10566939
- 0/1 defined
zoom
C
21
H
18
O
8
398.3628
35
29
0
0
370941
- 0/2 defined
zoom
C
21
H
18
O
8
398.3628
26
72
0
0
850325
zoom
C
21
H
18
O
8
398.3628
25
15
0
0
940650
zoom
C
21
H
18
O
8
398.3628
25
12
0
0
1003722
zoom
C
21
H
18
O
8
398.3628
24
13
0
0
75757
- 1/1 defined
zoom
C
21
H
18
O
8
398.3628
22
22
0
0
203487
zoom
C
21
H
18
O
8
398.3628
22
14
0
0
579458
zoom
C
21
H
18
O
8
398.3628
22
13
0
0
1387706
zoom
C
21
H
18
O
8
398.3628
21
11
0
0
2782378
- 0/2 defined
zoom
C
21
H
18
O
8
398.36282
20
12
0
0
28424325
- 1/1 defined
zoom
C
21
H
18
O
8
398.3628
20
15
0
0
284252
- 0/1 defined
zoom
C
21
H
18
O
8
398.3628
18
35
0
0
318543
- 0/1 defined
zoom
C
21
H
18
O
8
398.3628
18
11
0
0
170267
- 3/3 defined
zoom
C
21
H
18
O
8
398.3628
18
14
0
0
1251758
zoom
C
21
H
18
O
8
398.3628
18
9
0
0
17190340
zoom
C
21
H
18
O
8
398.3628
17
11
0
0
1430819
zoom
C
21
H
18
O
8
398.3628
17
10
0
0
1382322
zoom
C
21
H
18
O
8
398.3628
15
10
0
0
24674002
zoom
C
21
H
18
O
8
398.3628
12
15
0
0
1
2
3
4
5
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