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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+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
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Monoisotopic Mass:
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M+CH3CNH
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M+Na
M+NH4
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M-.
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Found 1337 results
Search term:
MF = 'C_{21}H_{21}Cl_{2}N_{3}O_{3}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2210388
- 0/1 defined
zoom
C
21
H
21
Cl
2
N
3
O
3
434.31574
29
20
0
0
2205676
- 0/1 defined
zoom
C
21
H
21
Cl
2
N
3
O
3
434.31574
25
17
0
0
2129205
- 0/1 defined
zoom
C
21
H
21
Cl
2
N
3
O
3
434.31574
24
15
0
0
2152307
- 0/1 defined
zoom
C
21
H
21
Cl
2
N
3
O
3
434.31574
21
14
0
0
868894
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
21
12
0
0
1689003
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
19
13
0
0
2254648
- 0/1 defined
zoom
C
21
H
21
Cl
2
N
3
O
3
434.31574
19
15
0
0
2255118
- 0/1 defined
zoom
C
21
H
21
Cl
2
N
3
O
3
434.31574
19
15
0
0
2837814
- 0/1 defined
zoom
C
21
H
21
Cl
2
N
3
O
3
434.31574
19
12
0
0
2985505
- 0/1 defined
zoom
C
21
H
21
Cl
2
N
3
O
3
434.31574
18
12
0
0
1654892
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
18
14
0
0
1031010
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
18
14
0
0
1222745
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
16
15
0
0
13962580
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
16
15
0
0
3539993
zoom
C
21
H
21
Cl
2
N
3
O
3
434.31574
16
13
0
0
5269083
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
16
14
0
0
21180153
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
15
23
0
0
21367311
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
13
8
0
0
12232498
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
13
8
0
0
17531755
- 0/1 defined
zoom
C
21
H
21
Cl
2
N
3
O
3
434.3157
13
11
0
0
1
2
3
4
5
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