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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
M+.
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M+Na
M+NH4
M+H
M-H
M+acetate
M-.
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-e
+e
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M+CH3CNH
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Found 7568 results
Search term:
MF = 'C_{18}H_{19}NO_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
72169
zoom
C
18
H
19
NO
4
313.3478
89
124
0
0
69479
- 1/1 defined
zoom
C
18
H
19
NO
4
313.3478
85
171
0
0
65514
zoom
C
18
H
19
NO
4
313.3478
73
102
0
0
4813314
zoom
C
18
H
19
NO
4
313.3478
73
208
0
0
5374183
- 1/1 defined
zoom
C
18
H
19
NO
4
313.3478
56
70
0
0
4444168
zoom
C
18
H
19
NO
4
313.3478
55
132
0
0
19055403
zoom
C
18
H
19
NO
4
313.3478
53
67
0
0
5024365
- 1/1 defined
zoom
C
18
H
19
NO
4
313.3478
53
61
0
0
5380964
- 1/1 defined
zoom
C
18
H
19
NO
4
313.3478
45
56
0
0
677210
zoom
C
18
H
19
NO
4
313.3478
41
54
0
0
2037999
zoom
C
18
H
19
NO
4
313.34776
41
56
0
0
637549
zoom
C
18
H
19
NO
4
313.3478
40
50
0
0
221945
- 0/1 defined
zoom
C
18
H
19
NO
4
313.3478
38
52
6
4
2086965
- 1/1 defined
zoom
C
18
H
19
NO
4
313.34776
38
43
0
0
2339870
- 1/1 defined
zoom
C
18
H
19
NO
4
313.34776
38
44
0
0
313864
- 0/1 defined
zoom
C
18
H
19
NO
4
313.3478
37
49
0
4
540931
zoom
C
18
H
19
NO
4
313.3478
37
43
0
0
20821
- 1/1 defined
zoom
C
18
H
19
NO
4
313.3478
37
44
0
0
26525913
zoom
C
18
H
19
NO
4
313.3478
37
44
0
0
1289344
zoom
C
18
H
19
NO
4
313.3478
36
48
0
0
1
2
3
4
5
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