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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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M+.
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M+Na
M+NH4
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Found 24235 results
Search term:
MF = 'C_{19}H_{21}NO_{2}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
599654
zoom
C
19
H
21
NO
2
295.3755
115
176
0
1
9740
- 1/1 defined
zoom
C
19
H
21
NO
2
295.3755
63
86
0
0
2549115
zoom
C
19
H
21
NO
2
295.3755
58
76
0
0
9154538
zoom
C
19
H
21
NO
2
295.3755
58
71
21
0
19563
- 0/2 defined
zoom
C
19
H
21
NO
2
295.3755
48
67
0
0
87190
zoom
C
19
H
21
NO
2
295.3755
48
68
0
1
631053
zoom
C
19
H
21
NO
2
295.3755
46
57
0
0
676363
zoom
C
19
H
21
NO
2
295.3755
41
49
0
0
2041746
- 0/1 defined
zoom
C
19
H
21
NO
2
295.37554
38
46
0
0
2362787
- 0/1 defined
zoom
C
19
H
21
NO
2
295.37554
37
58
0
2
28567005
- 0/1 defined
zoom
C
19
H
21
NO
2
295.3755
36
44
0
0
24541249
- 2/2 defined
zoom
C
19
H
21
NO
2
295.3755
35
43
0
0
361342
zoom
C
19
H
21
NO
2
295.3755
35
40
0
0
464977
zoom
C
19
H
21
NO
2
295.3755
34
40
0
0
650319
zoom
C
19
H
21
NO
2
295.3755
34
39
0
0
732956
zoom
C
19
H
21
NO
2
295.3755
31
34
0
0
763666
zoom
C
19
H
21
NO
2
295.3755
30
33
0
0
654284
zoom
C
19
H
21
NO
2
295.3755
30
32
0
0
626230
zoom
C
19
H
21
NO
2
295.3755
30
34
0
0
519530
- 0/1 defined
zoom
C
19
H
21
NO
2
295.3755
29
37
0
0
1
2
3
4
5
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