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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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+H+
+2H+
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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
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Found 24420 results
Search term:
MF = 'C_{18}H_{19}NO_{2}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2040591
zoom
C
18
H
19
NO
2
281.34896
93
52
0
0
8014366
- 1/1 defined
zoom
C
18
H
19
NO
2
281.349
70
48
0
0
9475489
- 1/1 defined
zoom
C
18
H
19
NO
2
281.349
64
42
0
0
23346151
- 1/1 defined
zoom
C
18
H
19
NO
2
281.349
60
39
0
0
199599
zoom
C
18
H
19
NO
2
281.349
52
33
0
0
419282
- 0/4 defined
zoom
C
18
H
19
NO
2
281.349
50
39
3
1
763372
zoom
C
18
H
19
NO
2
281.349
50
38
0
0
22763030
zoom
C
18
H
19
NO
2
281.349
47
30
0
0
4447509
zoom
C
18
H
19
NO
2
281.349
47
41
6
0
4527042
zoom
C
18
H
19
NO
2
281.349
47
33
0
0
90670
zoom
C
18
H
19
NO
2
281.349
45
43
0
0
248697
- 0/1 defined
zoom
C
18
H
19
NO
2
281.349
43
31
0
0
581558
zoom
C
18
H
19
NO
2
281.349
40
23
0
0
632248
zoom
C
18
H
19
NO
2
281.349
40
29
0
0
581561
zoom
C
18
H
19
NO
2
281.349
37
22
0
0
2068023
- 0/1 defined
zoom
C
18
H
19
NO
2
281.34896
35
21
0
0
2674030
- 0/2 defined
zoom
C
18
H
19
NO
2
281.34896
34
31
0
0
7006576
zoom
C
18
H
19
NO
2
281.349
34
25
0
0
8283289
zoom
C
18
H
19
NO
2
281.349
34
22
0
0
671867
zoom
C
18
H
19
NO
2
281.349
34
23
0
0
1
2
3
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