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ChemSpider
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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
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Monoisotopic Mass:
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M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
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M+acetate
M-.
M+Cl
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Found 122 results
Search term:
MF = 'C_{20}H_{27}N_{4}O_{3}'
1
2
3
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5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
9134866
zoom
C
20
H
27
N
4
O
3
371.4534
3
2
0
0
1571297
- 1/1 defined
zoom
C
20
H
27
N
4
O
3
371.4528
2
2
0
0
1967959
zoom
C
20
H
27
N
4
O
3
371.4528
2
2
0
0
5451428
- 2/2 defined
zoom
C
20
H
27
N
4
O
3
371.4528
2
2
0
0
6373080
zoom
C
20
H
27
N
4
O
3
371.4528
2
1
0
0
6645350
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6657360
- 1/1 defined
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6658760
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6659283
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6710542
- 1/1 defined
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6710545
- 1/1 defined
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6725019
- 0/2 defined
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6739325
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6748274
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6748907
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6756453
- 1/1 defined
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6756459
- 1/1 defined
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6756810
- 1/1 defined
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6756816
- 1/1 defined
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
6817312
- 2/2 defined
zoom
C
20
H
27
N
4
O
3
371.4528
1
1
0
0
1
2
3
4
5
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