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ChemSpider
Search and share chemistry
Simple
Structure
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Matches any text strings used to describe a molecule.
Systematic Name, Synonym, Trade Name, Registry Number, SMILES, InChI or CSID
Systematic names
1,2-dihydroxybenzene
Synonyms
AIBN
Trade names
Aspirin
Registry numbers
7732-18-5
SMILES
O=C(OCC)C
InChl
InChI=1/CH4/h1H4
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Filter only those having analytical data
Found 9335 results
Search term:
C20H21NO3
(Found by molecular formula)
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
600054
- 1/1 defined
zoom
C
20
H
21
NO
3
323.3856
65
39
0
0
24609078
- 0/1 defined
zoom
C
20
H
21
NO
3
323.3856
65
36
0
0
17267627
zoom
C
20
H
21
NO
3
323.3856
61
37
0
0
16497459
zoom
C
20
H
21
NO
3
323.3856
60
41
0
0
1236885
zoom
C
20
H
21
NO
3
323.3856
49
36
0
0
8839041
zoom
C
20
H
21
NO
3
323.3856
48
30
0
0
2969
zoom
C
20
H
21
NO
3
323.3856
47
86
0
0
59116
zoom
C
20
H
21
NO
3
323.3856
45
48
1
0
600055
- 1/1 defined
zoom
C
20
H
21
NO
3
323.3856
40
29
0
0
28189437
- 0/1 defined
zoom
C
20
H
21
NO
3
323.3856
36
18
0
0
4514839
zoom
C
20
H
21
NO
3
323.3856
35
20
0
0
26457722
- 0/1 defined
zoom
C
20
H
21
NO
3
323.3856
35
23
0
0
11256435
zoom
C
20
H
21
NO
3
323.3856
34
25
0
0
582803
zoom
C
20
H
21
NO
3
323.3856
33
20
0
0
21399567
zoom
C
20
H
21
NO
3
323.3856
32
25
0
0
15725363
zoom
C
20
H
21
NO
3
323.3856
31
23
0
0
21399111
zoom
C
20
H
21
NO
3
323.3856
31
27
0
0
21399565
zoom
C
20
H
21
NO
3
323.3856
31
24
0
0
4281674
zoom
C
20
H
21
NO
3
323.38564
31
23
0
0
575403
zoom
C
20
H
21
NO
3
323.3856
31
20
0
0
1
2
3
4
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