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ChemSpider
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Structure
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Molecular Formula:
Define range intervals using parentheses.
E.g. C7H(10-14)O(0-4)
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(example: 123 ± 1)
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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
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+e
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M+CH3CNH
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Found 29 results
Search term:
MF = 'C_{21}H_{21}P'
1
2
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
72513
zoom
C
21
H
21
P
304.3652
148
184
5
122
13352
zoom
C
21
H
21
P
304.3652
129
110
7
20
72591
zoom
C
21
H
21
P
304.3652
116
86
1
9
74097
zoom
C
21
H
21
P
304.3652
61
64
8
49
123568
zoom
C
21
H
21
P
304.3652
16
16
0
0
543624
zoom
C
21
H
21
P
304.3652
13
14
0
0
268683
zoom
C
21
H
21
P
304.3652
8
7
0
0
436035
zoom
C
21
H
21
P
304.3652
8
8
0
0
3379734
zoom
C
21
H
21
P
304.365201
7
6
0
0
35771750
zoom
C
21
H
21
P
304.3652
7
7
0
0
28583166
- 0/1 defined
zoom
C
21
H
21
P
304.3652
4
4
0
0
9522198
zoom
C
21
H
21
P
304.3652
4
3
0
0
15665387
zoom
C
21
H
21
P
304.3652
3
2
0
0
111409146
zoom
C
21
H
21
P
304.3652
3
3
0
0
8141820
zoom
C
21
H
21
P
304.3652
3
2
0
0
9034963
zoom
C
21
H
21
P
304.3652
2
1
0
0
9106276
zoom
C
21
H
21
P
304.3652
2
1
0
0
21132805
zoom
C
21
H
21
P
304.3652
2
2
0
0
21489425
zoom
C
21
H
21
P
304.3652
2
1
0
0
21500000
zoom
C
21
H
21
P
304.3652
2
14
0
0
1
2
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