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ChemSpider
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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
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Found 11598 results
Search term:
MF = 'C_{18}H_{19}N_{3}O_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2058889
zoom
C
18
H
19
N
3
O
4
341.36116
56
39
0
0
4470723
- 1/1 defined
zoom
C
18
H
19
N
3
O
4
341.36116
53
51
0
0
5408816
zoom
C
18
H
19
N
3
O
4
341.3612
38
31
0
0
611884
zoom
C
18
H
19
N
3
O
4
341.3612
34
31
0
0
2415045
zoom
C
18
H
19
N
3
O
4
341.3612
32
20
0
0
611759
zoom
C
18
H
19
N
3
O
4
341.3612
32
22
0
0
1403129
zoom
C
18
H
19
N
3
O
4
341.3612
31
15
0
0
1403130
zoom
C
18
H
19
N
3
O
4
341.3612
31
17
0
0
2127717
zoom
C
18
H
19
N
3
O
4
341.36116
31
21
0
0
727168
zoom
C
18
H
19
N
3
O
4
341.3612
31
19
0
0
638072
zoom
C
18
H
19
N
3
O
4
341.3612
30
17
0
0
687555
zoom
C
18
H
19
N
3
O
4
341.3612
29
19
0
0
776939
zoom
C
18
H
19
N
3
O
4
341.3612
28
19
0
0
25919
zoom
C
18
H
19
N
3
O
4
341.3612
28
26
0
0
704691
zoom
C
18
H
19
N
3
O
4
341.3612
28
16
0
0
3060254
- 0/1 defined
zoom
C
18
H
19
N
3
O
4
341.3612
27
14
0
0
783949
zoom
C
18
H
19
N
3
O
4
341.3612
27
17
0
0
810106
zoom
C
18
H
19
N
3
O
4
341.3612
27
15
0
0
1216692
zoom
C
18
H
19
N
3
O
4
341.3612
27
19
0
0
698329
zoom
C
18
H
19
N
3
O
4
341.3612
27
18
0
0
1
2
3
4
5
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