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
Molecular Formula:
Define range intervals using parentheses.
E.g. C7H(10-14)O(0-4)
Molecular Weight:
to
±
(example: 123 ± 1)
min/max
+/-
Nominal Mass:
to
±
-2H+
-H+
+H+
+2H+
min/max
+/-
Average Mass:
to
±
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:
to
±
M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
min/max
+/-
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 366 results
Search term:
MF = 'C_{23}H_{26}N_{4}O_{7}S'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
1380283
zoom
C
23
H
26
N
4
O
7
S
502.5401
21
13
0
0
2237461
zoom
C
23
H
26
N
4
O
7
S
502.54014
18
13
0
0
3482273
zoom
C
23
H
26
N
4
O
7
S
502.54014
15
10
0
0
2517244
- 0/2 defined
zoom
C
23
H
26
N
4
O
7
S
502.5401
14
11
0
0
1615287
zoom
C
23
H
26
N
4
O
7
S
502.5401
14
10
0
0
2175317
zoom
C
23
H
26
N
4
O
7
S
502.54014
14
12
0
0
3498776
- 0/2 defined
zoom
C
23
H
26
N
4
O
7
S
502.54014
13
10
0
0
3566463
zoom
C
23
H
26
N
4
O
7
S
502.54014
13
9
0
0
3882774
- 0/4 defined
zoom
C
23
H
26
N
4
O
7
S
502.5401
13
9
0
0
4035286
zoom
C
23
H
26
N
4
O
7
S
502.54014
12
8
0
0
4171044
zoom
C
23
H
26
N
4
O
7
S
502.54014
12
8
0
0
4251449
zoom
C
23
H
26
N
4
O
7
S
502.54014
12
8
0
0
12523112
- 4/4 defined
zoom
C
23
H
26
N
4
O
7
S
502.5401
12
6
0
0
13138435
zoom
C
23
H
26
N
4
O
7
S
502.5401
12
9
0
0
17323278
zoom
C
23
H
26
N
4
O
7
S
502.5401
12
9
0
0
21043619
- 0/1 defined
zoom
C
23
H
26
N
4
O
7
S
502.5401
12
9
0
0
3572276
zoom
C
23
H
26
N
4
O
7
S
502.54014
12
7
0
0
2752707
zoom
C
23
H
26
N
4
O
7
S
502.54014
12
8
0
0
3137079
- 0/1 defined
zoom
C
23
H
26
N
4
O
7
S
502.5401
12
8
0
0
3317111
zoom
C
23
H
26
N
4
O
7
S
502.5401
11
7
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement