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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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Nominal Mass:
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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
M+H
M-H
M+acetate
M-.
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-e
+e
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Monoisotopic Mass:
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M+CH3CNH
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M+Na
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Found 403 results
Search term:
MF = 'C_{21}H_{19}N_{3}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
24155
zoom
C
21
H
19
N
3
313.3957
33
25
0
0
9755
zoom
C
21
H
19
N
3
313.3957
25
18
0
0
729059
zoom
C
21
H
19
N
3
313.3957
23
14
0
0
740965
zoom
C
21
H
19
N
3
313.3957
23
14
0
0
745747
zoom
C
21
H
19
N
3
313.3957
22
10
0
0
2136507
zoom
C
21
H
19
N
3
313.39566
22
11
0
0
3332561
- 0/1 defined
zoom
C
21
H
19
N
3
313.3957
22
10
0
0
2892245
- 0/1 defined
zoom
C
21
H
19
N
3
313.39566
21
9
0
0
2512297
- 0/1 defined
zoom
C
21
H
19
N
3
313.3957
20
9
0
0
1234576
zoom
C
21
H
19
N
3
313.3957
20
16
0
0
2112131
zoom
C
21
H
19
N
3
313.39566
20
14
0
0
5265842
zoom
C
21
H
19
N
3
313.3957
18
14
0
0
13745856
zoom
C
21
H
19
N
3
313.3957
17
15
0
0
682852
zoom
C
21
H
19
N
3
313.3957
17
11
0
0
1221938
zoom
C
21
H
19
N
3
313.3957
16
15
0
0
4402435
zoom
C
21
H
19
N
3
313.39566
16
12
0
0
2849420
zoom
C
21
H
19
N
3
313.39566
16
12
0
0
3156973
- 0/1 defined
zoom
C
21
H
19
N
3
313.3957
16
7
0
0
32689477
zoom
C
21
H
19
N
3
313.3957
16
12
0
0
21281543
zoom
C
21
H
19
N
3
313.3957
15
12
0
0
1
2
3
4
5
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