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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:
to
±
(example: 123 ± 1)
min/max
+/-
Nominal Mass:
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±
-2H+
-H+
+H+
+2H+
min/max
+/-
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:
to
±
M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
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Found 68 results
Search term:
MF = 'C_{21}H_{31}N_{2}O_{3}'
1
2
3
4
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
8566126
zoom
C
21
H
31
N
2
O
3
359.4819
3
3
0
0
9188965
- 7/7 defined
zoom
C
21
H
31
N
2
O
3
359.4819
2
1
0
0
10051131
- 4/4 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
10106631
- 3/3 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
10106633
- 3/3 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
10106635
- 3/3 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
10106637
- 3/3 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
129182859
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
1492760
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
1798192
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
1814175
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
2568450
- 0/2 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
4638734
- 4/4 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
5449345
- 3/3 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
5537861
- 1/1 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
5537863
- 1/1 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
5739855
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
5801491
- 1/1 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
5801493
- 1/1 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
6141346
- 1/1 defined
zoom
C
21
H
31
N
2
O
3
359.4819
1
1
0
0
1
2
3
4
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