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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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+H+
+2H+
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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
M+CH3OH2
M+.
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M+Na
M+NH4
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M-.
M+Cl
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Found 103 results
Search term:
MF = 'C_{21}H_{22}NO_{3}'
1
2
3
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5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
433564
zoom
C
21
H
22
NO
3
336.4037
7
5
0
0
10131482
zoom
C
21
H
22
NO
3
336.4037
6
6
0
0
10131489
zoom
C
21
H
22
NO
3
336.4037
6
5
0
0
4642678
zoom
C
21
H
22
NO
3
336.4037
5
4
0
0
387737
zoom
C
21
H
22
NO
3
336.4037
5
5
0
0
1344999
zoom
C
21
H
22
NO
3
336.4037
4
1
0
0
1359873
zoom
C
21
H
22
NO
3
336.4037
4
1
0
0
640849
zoom
C
21
H
22
NO
3
336.4037
4
1
0
0
4745631
zoom
C
21
H
22
NO
3
336.4037
4
4
0
0
4786308
zoom
C
21
H
22
NO
3
336.4037
3
3
0
0
4795858
zoom
C
21
H
22
NO
3
336.4037
3
3
0
0
4812886
zoom
C
21
H
22
NO
3
336.4037
3
3
0
0
4823304
zoom
C
21
H
22
NO
3
336.4037
3
3
0
0
17471718
- 0/1 defined
zoom
C
21
H
22
NO
3
336.4037
3
1
0
0
23106590
- 2/2 defined
zoom
C
21
H
22
NO
3
336.4037
3
3
0
0
1323619
zoom
C
21
H
22
NO
3
336.4037
3
1
0
0
437421
zoom
C
21
H
22
NO
3
336.4037
3
1
0
0
2326887
zoom
C
21
H
22
NO
3
336.40428
3
2
0
0
4725935
zoom
C
21
H
22
NO
3
336.4037
3
4
0
0
4733236
zoom
C
21
H
22
NO
3
336.4037
3
3
0
0
1
2
3
4
5
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