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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
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+e
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Found 130 results
Search term:
MF = 'C_{21}H_{13}N_{3}O_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
949918
zoom
C
21
H
13
N
3
O
4
371.3456
30
16
0
0
893253
zoom
C
21
H
13
N
3
O
4
371.3456
29
17
0
0
1074973
zoom
C
21
H
13
N
3
O
4
371.3456
24
15
0
0
2349833
zoom
C
21
H
13
N
3
O
4
371.34562
24
16
0
0
4456538
- 0/1 defined
zoom
C
21
H
13
N
3
O
4
371.34562
24
17
0
0
2408085
- 0/1 defined
zoom
C
21
H
13
N
3
O
4
371.3456
21
14
0
0
1102817
zoom
C
21
H
13
N
3
O
4
371.3456
20
15
0
0
4657981
zoom
C
21
H
13
N
3
O
4
371.3456
20
13
0
0
4668978
zoom
C
21
H
13
N
3
O
4
371.3456
20
12
0
0
949921
zoom
C
21
H
13
N
3
O
4
371.3456
19
12
0
0
1092984
zoom
C
21
H
13
N
3
O
4
371.3456
18
12
0
0
4629726
zoom
C
21
H
13
N
3
O
4
371.3456
18
12
0
0
8174857
zoom
C
21
H
13
N
3
O
4
371.3456
17
12
0
0
4673982
zoom
C
21
H
13
N
3
O
4
371.3456
16
11
0
0
12981401
zoom
C
21
H
13
N
3
O
4
371.3456
15
10
0
0
1072929
zoom
C
21
H
13
N
3
O
4
371.3456
14
11
0
0
3515619
zoom
C
21
H
13
N
3
O
4
371.34562
14
10
0
0
4810482
zoom
C
21
H
13
N
3
O
4
371.3456
12
9
0
0
21261067
zoom
C
21
H
13
N
3
O
4
371.3456
11
8
0
0
2009411
zoom
C
21
H
13
N
3
O
4
371.34562
11
9
0
0
1
2
3
4
5
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