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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)
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(example: 123 ± 1)
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
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M-H
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+e
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M+CH3CNH
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Found 255 results
Search term:
MF = 'C_{21}H_{17}N_{5}'
1
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5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
16029208
zoom
C
21
H
17
N
5
339.3932
47
34
15
20
611926
zoom
C
21
H
17
N
5
339.3932
24
14
0
0
1245018
zoom
C
21
H
17
N
5
339.3932
23
15
0
0
2490331
zoom
C
21
H
17
N
5
339.3932
22
12
0
0
2491121
zoom
C
21
H
17
N
5
339.3932
22
12
0
0
1238774
zoom
C
21
H
17
N
5
339.3932
21
13
0
0
759754
zoom
C
21
H
17
N
5
339.3932
20
12
0
0
1237887
zoom
C
21
H
17
N
5
339.3932
17
12
0
0
4453414
zoom
C
21
H
17
N
5
339.39318
17
11
0
0
4757715
zoom
C
21
H
17
N
5
339.3932
16
9
0
0
4863934
zoom
C
21
H
17
N
5
339.3932
16
8
0
0
4914828
zoom
C
21
H
17
N
5
339.3932
16
14
0
0
3752272
zoom
C
21
H
17
N
5
339.39318
16
11
0
0
4496533
zoom
C
21
H
17
N
5
339.3932
15
11
0
0
4496638
zoom
C
21
H
17
N
5
339.3932
15
11
0
0
4666382
zoom
C
21
H
17
N
5
339.3932
15
11
0
0
4671740
zoom
C
21
H
17
N
5
339.3932
15
11
0
0
2771225
zoom
C
21
H
17
N
5
339.39318
14
10
0
0
24596058
zoom
C
21
H
17
N
5
339.3932
14
10
0
0
21585778
zoom
C
21
H
17
N
5
339.3932
13
8
0
0
1
2
3
4
5
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