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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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-2H+
-H+
+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+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
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Found 136 results
Search term:
MF = 'C_{4}H_{7}NO_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
5745
- 1/1 defined
zoom
C
4
H
7
NO
4
133.1027
172
5073
10662
2254
75697
- 1/1 defined
zoom
C
4
H
7
NO
4
133.1027
159
237
1634
276
411
- 0/1 defined
zoom
C
4
H
7
NO
4
133.1027
156
393
10711
2239
8557
zoom
C
4
H
7
NO
4
133.1027
143
426
844
539
62587
zoom
C
4
H
7
NO
4
133.1027
141
137
9
137
3316075
zoom
C
4
H
7
NO
4
133.1027
67
45
0
0
403477
zoom
C
4
H
7
NO
4
133.1027
66
47
1
5
221190
zoom
C
4
H
7
NO
4
133.1027
41
40
0
0
476963
zoom
C
4
H
7
NO
4
133.1027
32
27
0
0
476805
zoom
C
4
H
7
NO
4
133.1027
28
26
1
5
9768201
zoom
C
4
H
7
NO
4
133.1027
28
23
0
0
476800
- 0/1 defined
zoom
C
4
H
7
NO
4
133.1027
23
26
0
35
144914
zoom
C
4
H
7
NO
4
133.1027
23
19
0
0
96024
- 0/1 defined
zoom
C
4
H
7
NO
4
133.1027
19
16
0
1
68012658
zoom
C
4
H
7
NO
4
133.1027
16
15
0
0
14182249
zoom
C
4
H
7
NO
4
133.1027
15
14
0
0
24197177
zoom
C
4
H
7
NO
4
133.1027
14
9
0
0
166572
- 0/1 defined
zoom
C
4
H
7
NO
4
133.1027
13
9
0
4
20187
zoom
C
4
H
7
NO
4
133.1027
13
12
0
0
57572139
- 1/1 defined
zoom
C
4
H
7
NO
4
133.1027
12
8
0
0
1
2
3
4
5
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