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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
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Found 3341 results
Search term:
MF = 'C_{21}H_{17}N_{3}O_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
26519454
zoom
C
21
H
17
N
3
O
4
375.3774
52
34
0
0
7996722
- 2/2 defined
zoom
C
21
H
17
N
3
O
4
375.3774
44
52
0
0
855540
zoom
C
21
H
17
N
3
O
4
375.3774
34
19
0
0
986981
zoom
C
21
H
17
N
3
O
4
375.3774
33
20
0
0
948883
zoom
C
21
H
17
N
3
O
4
375.3774
32
19
0
0
981572
zoom
C
21
H
17
N
3
O
4
375.3774
32
17
0
0
965538
zoom
C
21
H
17
N
3
O
4
375.3774
30
18
0
0
4495419
zoom
C
21
H
17
N
3
O
4
375.3774
29
23
0
0
1147860
zoom
C
21
H
17
N
3
O
4
375.3774
28
17
0
0
981571
zoom
C
21
H
17
N
3
O
4
375.3774
28
16
0
0
1483943
zoom
C
21
H
17
N
3
O
4
375.3774
27
19
0
0
4160322
zoom
C
21
H
17
N
3
O
4
375.37738
26
17
0
0
1122724
zoom
C
21
H
17
N
3
O
4
375.3774
26
16
0
0
1130597
zoom
C
21
H
17
N
3
O
4
375.3774
26
15
0
0
941276
zoom
C
21
H
17
N
3
O
4
375.3774
26
21
0
0
575109
zoom
C
21
H
17
N
3
O
4
375.3774
25
15
0
0
894867
zoom
C
21
H
17
N
3
O
4
375.3774
25
16
0
0
1662879
zoom
C
21
H
17
N
3
O
4
375.3774
25
15
0
0
4997409
zoom
C
21
H
17
N
3
O
4
375.3774
25
17
0
0
915983
zoom
C
21
H
17
N
3
O
4
375.3774
24
14
0
0
1
2
3
4
5
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