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 4417 results
Search term:
C21H18N4O2
(Found by molecular formula)
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
289406
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.3932
49
36
0
0
2392134
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.39322
36
26
0
0
2392133
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.39322
31
20
0
0
10840619
zoom
C
21
H
18
N
4
O
2
358.3932
30
21
0
0
2750455
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.39322
28
19
0
0
4488914
zoom
C
21
H
18
N
4
O
2
358.3932
25
19
0
0
4494932
zoom
C
21
H
18
N
4
O
2
358.3932
25
17
0
0
3120091
zoom
C
21
H
18
N
4
O
2
358.3932
24
17
0
0
4644751
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.3932
23
29
0
0
4826258
zoom
C
21
H
18
N
4
O
2
358.3932
23
14
0
0
2487479
zoom
C
21
H
18
N
4
O
2
358.3932
23
13
0
0
2496647
zoom
C
21
H
18
N
4
O
2
358.3932
23
15
0
0
2226305
zoom
C
21
H
18
N
4
O
2
358.39322
23
16
0
0
1059348
zoom
C
21
H
18
N
4
O
2
358.3932
23
17
0
0
1092073
zoom
C
21
H
18
N
4
O
2
358.3932
23
16
0
0
1098476
zoom
C
21
H
18
N
4
O
2
358.3932
23
15
0
0
1129909
zoom
C
21
H
18
N
4
O
2
358.3932
22
13
0
0
1219669
zoom
C
21
H
18
N
4
O
2
358.3932
22
21
0
0
2374580
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.39322
22
14
0
0
3357117
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.39322
22
11
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement