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 21439 results
Search term:
MF = 'C_{12}H_{17}N_{3}O'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
643399
zoom
C
12
H
17
N
3
O
219.2829
105
66
0
0
201621
zoom
C
12
H
17
N
3
O
219.2829
87
54
0
0
816795
zoom
C
12
H
17
N
3
O
219.2829
84
44
0
0
2653
- 0/1 defined
zoom
C
12
H
17
N
3
O
219.2829
78
177
0
1
479196
zoom
C
12
H
17
N
3
O
219.2829
78
49
0
0
11858236
zoom
C
12
H
17
N
3
O
219.2829
74
51
0
0
1552773
zoom
C
12
H
17
N
3
O
219.2829
69
42
0
0
738427
zoom
C
12
H
17
N
3
O
219.2829
68
42
0
0
2658953
- 0/1 defined
zoom
C
12
H
17
N
3
O
219.2829
59
39
0
0
2053559
zoom
C
12
H
17
N
3
O
219.28288
57
44
0
0
2125764
zoom
C
12
H
17
N
3
O
219.28288
56
37
0
0
580552
zoom
C
12
H
17
N
3
O
219.2829
54
42
0
0
21927889
zoom
C
12
H
17
N
3
O
219.2829
50
35
0
0
16811938
zoom
C
12
H
17
N
3
O
219.2829
49
35
0
0
21423205
zoom
C
12
H
17
N
3
O
219.2829
48
33
0
0
8902939
zoom
C
12
H
17
N
3
O
219.2829
48
30
0
0
3660737
zoom
C
12
H
17
N
3
O
219.28288
46
39
0
0
1532506
zoom
C
12
H
17
N
3
O
219.2829
46
29
0
0
2225355
zoom
C
12
H
17
N
3
O
219.28288
45
30
0
0
1194504
zoom
C
12
H
17
N
3
O
219.2829
44
30
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement