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 582 results
Search term:
MF = 'C_{33}H_{38}N_{4}O_{4}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
3035179
- 0/2 defined
zoom
C
33
H
38
N
4
O
4
554.679219999998
19
12
0
0
4159096
- 0/2 defined
zoom
C
33
H
38
N
4
O
4
554.679219999998
18
11
0
0
4103274
- 0/2 defined
zoom
C
33
H
38
N
4
O
4
554.679219999998
14
9
0
0
2908921
- 0/2 defined
zoom
C
33
H
38
N
4
O
4
554.679219999998
14
9
0
0
21594710
- 0/2 defined
zoom
C
33
H
38
N
4
O
4
554.6792
13
10
0
0
5282364
zoom
C
33
H
38
N
4
O
4
554.6792
12
10
0
0
2442023
- 0/1 defined
zoom
C
33
H
38
N
4
O
4
554.6792
12
6
0
0
2472288
- 0/1 defined
zoom
C
33
H
38
N
4
O
4
554.6792
12
7
0
0
13149024
zoom
C
33
H
38
N
4
O
4
554.6792
11
9
0
0
22224201
- 0/1 defined
zoom
C
33
H
38
N
4
O
4
554.6792
10
9
0
0
11119691
- 0/1 defined
zoom
C
33
H
38
N
4
O
4
554.6792
9
6
0
0
22130053
zoom
C
33
H
38
N
4
O
4
554.6792
9
8
0
0
22142416
zoom
C
33
H
38
N
4
O
4
554.6792
9
8
0
0
22206273
zoom
C
33
H
38
N
4
O
4
554.6792
9
7
0
0
4186935
zoom
C
33
H
38
N
4
O
4
554.679219999998
9
7
0
0
4444910
- 4/4 defined
zoom
C
33
H
38
N
4
O
4
554.67922
9
8
0
0
4186930
zoom
C
33
H
38
N
4
O
4
554.679219999998
8
6
0
0
22465556
- 0/1 defined
zoom
C
33
H
38
N
4
O
4
554.6792
8
6
0
0
22633859
zoom
C
33
H
38
N
4
O
4
554.6792
8
7
0
0
30808226
- 0/2 defined
zoom
C
33
H
38
N
4
O
4
554.6792
8
6
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement