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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
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M+.
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M+Na
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M-.
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Found 273 results
Search term:
MF = 'C_{4}H_{9}NO_{2}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
116
zoom
C
4
H
9
NO
2
103.1198
216
24839
44404
410
5891
zoom
C
4
H
9
NO
2
103.1198
185
1488
25
197
653
zoom
C
4
H
9
NO
2
103.1198
173
472
307
121
6405
- 0/1 defined
zoom
C
4
H
9
NO
2
103.1198
162
611
18429
618
72524
- 1/1 defined
zoom
C
4
H
9
NO
2
103.1198
146
267
0
52
388757
- 1/1 defined
zoom
C
4
H
9
NO
2
103.1198
142
233
0
5
10469
- 0/1 defined
zoom
C
4
H
9
NO
2
103.1198
133
289
3
16
58481
- 0/1 defined
zoom
C
4
H
9
NO
2
103.1198
124
431
167
24
468140
zoom
C
4
H
9
NO
2
103.1198
113
154
5
6
10444
zoom
C
4
H
9
NO
2
103.1198
104
192
23
170
8542
zoom
C
4
H
9
NO
2
103.1198
103
139
3
98
2042235
- 1/1 defined
zoom
C
4
H
9
NO
2
103.11976
101
121
0
6
4450824
- 1/1 defined
zoom
C
4
H
9
NO
2
103.1198
100
201
15
57
4646013
- 1/1 defined
zoom
C
4
H
9
NO
2
103.1198
96
135
0
13
4224
- 0/1 defined
zoom
C
4
H
9
NO
2
103.1198
94
195
93
111
10530
zoom
C
4
H
9
NO
2
103.1198
94
148
61
256
10493
zoom
C
4
H
9
NO
2
103.1198
91
182
79
24
11803
zoom
C
4
H
9
NO
2
103.1198
89
115
18
18
74931
zoom
C
4
H
9
NO
2
103.1198
89
113
8
4
280126
zoom
C
4
H
9
NO
2
103.1198
87
146
12
15
1
2
3
4
5
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