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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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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
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M-H
M+acetate
M-.
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+e
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M+CH3CNH
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Found 80 results
Search term:
MF = 'C_{21}H_{13}NO_{3}'
1
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
495862
zoom
C
21
H
13
NO
3
327.3328
42
36
0
0
593473
zoom
C
21
H
13
NO
3
327.3328
28
17
0
0
363569
zoom
C
21
H
13
NO
3
327.3328
27
15
0
0
1292030
zoom
C
21
H
13
NO
3
327.3328
25
15
0
0
69556
zoom
C
21
H
13
NO
3
327.3328
25
19
0
0
248400
zoom
C
21
H
13
NO
3
327.3328
25
14
0
0
758392
zoom
C
21
H
13
NO
3
327.3328
22
14
0
0
1555314
zoom
C
21
H
13
NO
3
327.3328
19
12
0
0
296388
zoom
C
21
H
13
NO
3
327.3328
19
17
0
0
2147092
zoom
C
21
H
13
NO
3
327.33282
17
10
0
0
206826
zoom
C
21
H
13
NO
3
327.3328
15
9
0
0
803330
zoom
C
21
H
13
NO
3
327.3328
14
10
0
0
4317067
zoom
C
21
H
13
NO
3
327.33282
13
11
0
0
4546765
zoom
C
21
H
13
NO
3
327.3328
11
5
0
0
35331488
zoom
C
21
H
13
NO
3
327.3328
11
10
0
0
35509561
zoom
C
21
H
13
NO
3
327.3328
8
6
0
0
22431769
zoom
C
21
H
13
NO
3
327.3328
8
6
0
0
282025
zoom
C
21
H
13
NO
3
327.3328
8
7
0
0
30643607
zoom
C
21
H
13
NO
3
327.3328
7
7
0
0
1780890
zoom
C
21
H
13
NO
3
327.3328
7
4
0
0
1
2
3
4
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