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ChemSpider
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Molecular Formula:
Define range intervals using parentheses.
E.g. C7H(10-14)O(0-4)
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Found 2147 results
Search term:
MF = 'C_{21}H_{18}N_{4}O_{4}S'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
26348195
zoom
C
21
H
18
N
4
O
4
S
422.457
55
46
0
0
915032
zoom
C
21
H
18
N
4
O
4
S
422.457
29
18
0
0
4467742
- 0/1 defined
zoom
C
21
H
18
N
4
O
4
S
422.45702
25
19
0
0
4591924
- 0/1 defined
zoom
C
21
H
18
N
4
O
4
S
422.457
24
17
0
0
4663612
- 0/1 defined
zoom
C
21
H
18
N
4
O
4
S
422.457
24
17
0
0
1559785
zoom
C
21
H
18
N
4
O
4
S
422.457
23
14
0
0
11683096
zoom
C
21
H
18
N
4
O
4
S
422.457
22
14
0
0
919508
zoom
C
21
H
18
N
4
O
4
S
422.457
22
10
0
0
1035737
zoom
C
21
H
18
N
4
O
4
S
422.457
22
12
0
0
1093455
zoom
C
21
H
18
N
4
O
4
S
422.457
22
14
0
0
1414349
zoom
C
21
H
18
N
4
O
4
S
422.457
22
19
0
0
1428051
zoom
C
21
H
18
N
4
O
4
S
422.457
21
13
0
0
1634148
zoom
C
21
H
18
N
4
O
4
S
422.457
21
16
0
0
3523444
- 0/1 defined
zoom
C
21
H
18
N
4
O
4
S
422.45702
21
17
0
0
4591933
- 0/1 defined
zoom
C
21
H
18
N
4
O
4
S
422.457
20
13
0
0
4663593
- 0/1 defined
zoom
C
21
H
18
N
4
O
4
S
422.457
20
15
0
0
1181332
zoom
C
21
H
18
N
4
O
4
S
422.457
20
13
0
0
1251304
zoom
C
21
H
18
N
4
O
4
S
422.457
20
14
0
0
1044671
zoom
C
21
H
18
N
4
O
4
S
422.457
20
15
0
0
1048320
zoom
C
21
H
18
N
4
O
4
S
422.457
20
13
0
0
1
2
3
4
5
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