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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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Nominal Mass:
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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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Found 1602 results
Search term:
MF = 'C_{19}H_{20}O_{5}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
390648
- 1/1 defined
zoom
C
19
H
20
O
5
328.3591
60
64
0
0
4940895
- 1/1 defined
zoom
C
19
H
20
O
5
328.3591
58
52
0
0
4508079
zoom
C
19
H
20
O
5
328.3591
55
47
0
0
4755731
zoom
C
19
H
20
O
5
328.3591
47
41
0
0
17929344
zoom
C
19
H
20
O
5
328.3591
47
30
0
0
17929345
zoom
C
19
H
20
O
5
328.3591
46
31
0
0
793317
zoom
C
19
H
20
O
5
328.3591
46
38
0
0
793183
zoom
C
19
H
20
O
5
328.3591
44
35
0
0
553011
zoom
C
19
H
20
O
5
328.3591
41
37
0
0
5141897
zoom
C
19
H
20
O
5
328.3591
41
26
0
0
24671317
- 1/1 defined
zoom
C
19
H
20
O
5
328.3591
38
39
0
0
4656593
zoom
C
19
H
20
O
5
328.3591
36
20
0
0
4757255
zoom
C
19
H
20
O
5
328.3591
34
23
0
0
4489478
zoom
C
19
H
20
O
5
328.3591
32
21
0
0
1767943
zoom
C
19
H
20
O
5
328.3591
29
18
0
0
678411
- 1/1 defined
zoom
C
19
H
20
O
5
328.3591
29
29
0
0
4095833
zoom
C
19
H
20
O
5
328.3591
28
20
0
0
531591
- 0/1 defined
zoom
C
19
H
20
O
5
328.3591
27
53
0
0
4742871
zoom
C
19
H
20
O
5
328.3591
27
13
0
0
4527311
zoom
C
19
H
20
O
5
328.3591
27
21
0
0
1
2
3
4
5
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