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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
min/max
+/-
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 430 results
Search term:
MF = 'C_{21}H_{27}N_{2}O_{2}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
1304042
zoom
C
21
H
27
N
2
O
2
339.4507
7
2
0
0
2412418
zoom
C
21
H
27
N
2
O
2
339.4507
7
3
0
0
3652718
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
7
3
0
0
4247785
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
7
5
0
0
2890602
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
6
3
0
0
3650655
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
6
3
0
0
2159601
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
6
3
0
0
2396738
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
6
3
0
0
2396740
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
5
2
0
0
2159740
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
5
2
0
0
812881
- 3/3 defined
zoom
C
21
H
27
N
2
O
2
339.4507
4
3
0
0
2401768
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
4
1
0
0
2401770
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
4
1
0
0
2401772
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
4
1
0
0
8490559
- 4/5 defined
zoom
C
21
H
27
N
2
O
2
339.4507
4
3
0
0
8535234
- 4/5 defined
zoom
C
21
H
27
N
2
O
2
339.4507
3
2
0
0
13124905
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.4507
3
2
0
0
13129577
- 0/1 defined
zoom
C
21
H
27
N
2
O
2
339.4507
3
2
0
0
36012
- 3/5 defined
zoom
C
21
H
27
N
2
O
2
339.4507
3
1
0
0
5329142
- 1/1 defined
zoom
C
21
H
27
N
2
O
2
339.45128
2
2
0
0
1
2
3
4
5
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