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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
M+NH4
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Found 12911 results
Search term:
MF = 'C_{20}H_{19}N_{3}O_{3}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
12210275
zoom
C
20
H
19
N
3
O
3
349.3832
39
26
0
0
21266309
zoom
C
20
H
19
N
3
O
3
349.3832
33
26
0
0
28611814
zoom
C
20
H
19
N
3
O
3
349.3832
31
22
0
0
2145127
zoom
C
20
H
19
N
3
O
3
349.38316
30
16
0
0
575351
zoom
C
20
H
19
N
3
O
3
349.3832
29
15
0
0
5730997
- 2/2 defined
zoom
C
20
H
19
N
3
O
3
349.3832
28
28
0
0
780885
zoom
C
20
H
19
N
3
O
3
349.3832
27
16
0
0
4272446
- 0/4 defined
zoom
C
20
H
19
N
3
O
3
349.38316
26
17
0
0
2408084
- 0/1 defined
zoom
C
20
H
19
N
3
O
3
349.3832
25
17
0
0
9835031
zoom
C
20
H
19
N
3
O
3
349.3832
25
25
0
0
622757
zoom
C
20
H
19
N
3
O
3
349.3832
25
13
0
0
628360
zoom
C
20
H
19
N
3
O
3
349.3832
24
14
0
0
656664
zoom
C
20
H
19
N
3
O
3
349.3832
24
13
0
0
656665
zoom
C
20
H
19
N
3
O
3
349.3832
24
15
0
0
695274
zoom
C
20
H
19
N
3
O
3
349.3832
24
16
0
0
1060879
zoom
C
20
H
19
N
3
O
3
349.3832
24
14
0
0
576551
- 0/1 defined
zoom
C
20
H
19
N
3
O
3
349.3832
24
17
0
0
5010665
zoom
C
20
H
19
N
3
O
3
349.3832
24
15
0
0
4073003
- 0/1 defined
zoom
C
20
H
19
N
3
O
3
349.38316
23
20
0
0
778072
zoom
C
20
H
19
N
3
O
3
349.3832
23
15
0
0
1
2
3
4
5
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