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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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+2H+
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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
M+H
M-H
M+acetate
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+e
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M+CH3CNH
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M+.
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M+Na
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Found 2618 results
Search term:
MF = 'C_{21}H_{18}N_{2}O_{2}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
9625190
zoom
C
21
H
18
N
2
O
2
330.3798
64
37
0
0
9199192
- 4/4 defined
zoom
C
21
H
18
N
2
O
2
330.3798
57
47
0
0
1064779
- 4/4 defined
zoom
C
21
H
18
N
2
O
2
330.3798
52
45
0
0
622437
zoom
C
21
H
18
N
2
O
2
330.3798
41
28
0
0
649671
zoom
C
21
H
18
N
2
O
2
330.3798
36
28
0
0
716120
zoom
C
21
H
18
N
2
O
2
330.3798
36
18
0
0
795400
zoom
C
21
H
18
N
2
O
2
330.3798
32
16
0
0
678276
zoom
C
21
H
18
N
2
O
2
330.3798
32
20
0
0
229556
zoom
C
21
H
18
N
2
O
2
330.3798
32
22
0
0
695072
zoom
C
21
H
18
N
2
O
2
330.3798
31
20
0
0
2019301
- 0/2 defined
zoom
C
21
H
18
N
2
O
2
330.37982
31
29
0
0
2129362
- 0/1 defined
zoom
C
21
H
18
N
2
O
2
330.37982
31
23
0
0
694750
zoom
C
21
H
18
N
2
O
2
330.3798
30
22
0
0
632284
zoom
C
21
H
18
N
2
O
2
330.3798
30
22
0
0
249244
zoom
C
21
H
18
N
2
O
2
330.3798
29
20
0
0
699637
zoom
C
21
H
18
N
2
O
2
330.3798
29
13
0
0
2162494
- 0/1 defined
zoom
C
21
H
18
N
2
O
2
330.37982
29
21
0
0
1548156
zoom
C
21
H
18
N
2
O
2
330.3798
29
16
0
0
2142642
- 0/1 defined
zoom
C
21
H
18
N
2
O
2
330.37982
28
20
0
0
689627
zoom
C
21
H
18
N
2
O
2
330.3798
28
17
0
0
1
2
3
4
5
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