Jump to main content
Jump to site nav
Home
About us
Membership & professional community
Campaigning & outreach
Journals, books & databases
Teaching & learning
News & events
Locations & contacts
Home
About us
Web APIs
Help
Sign in
ChemSpider
Search and share chemistry
Simple
Structure
Advanced
History
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
Search
Search Hits Limit:
100
1000
10000
Filter
Single/Multi-component
Search Any
Search Single-Component Structures Only
Search Multi-Component Structures Only
Isotopically Labeled
Search Any
Search Isotopically Labeled Structures Only
Disregard Isotopically Labeled Structures
Additional Filters
Filter only those having analytical data
Found 2635 results
Search term:
C20H16N2O4
(Found by molecular formula)
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
22775
- 1/1 defined
zoom
C
20
H
16
N
2
O
4
348.352
156
192
3802
231
2442
- 0/1 defined
zoom
C
20
H
16
N
2
O
4
348.352
77
2154
0
0
26467931
zoom
C
20
H
16
N
2
O
4
348.352
57
38
0
0
74321
zoom
C
20
H
16
N
2
O
4
348.352
48
42
0
3
604429
zoom
C
20
H
16
N
2
O
4
348.352
35
23
0
0
619814
zoom
C
20
H
16
N
2
O
4
348.352
32
21
0
0
2152233
zoom
C
20
H
16
N
2
O
4
348.35204
32
16
0
0
592601
zoom
C
20
H
16
N
2
O
4
348.352
32
22
0
0
2019393
zoom
C
20
H
16
N
2
O
4
348.35204
30
26
0
0
733489
zoom
C
20
H
16
N
2
O
4
348.352
28
18
0
0
1751855
zoom
C
20
H
16
N
2
O
4
348.352
28
17
0
0
626419
zoom
C
20
H
16
N
2
O
4
348.352
27
18
0
0
160151
- 1/1 defined
zoom
C
20
H
16
N
2
O
4
348.352
26
120
0
0
2649413
zoom
C
20
H
16
N
2
O
4
348.352
26
18
0
0
603740
zoom
C
20
H
16
N
2
O
4
348.352
26
19
0
0
739805
zoom
C
20
H
16
N
2
O
4
348.352
25
15
0
0
3094869
- 0/1 defined
zoom
C
20
H
16
N
2
O
4
348.352
25
16
0
0
223015
zoom
C
20
H
16
N
2
O
4
348.352
24
20
0
0
286861
zoom
C
20
H
16
N
2
O
4
348.352
24
22
0
0
644663
zoom
C
20
H
16
N
2
O
4
348.352
24
20
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement