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Drug Impurity Standard
Olopatadine Impurity 19
Product No.:
O021019
CAS NO.:
66801-46-5
Formula:
C
15
H
10
O
3
Weight:
238.24
N-Nitroso Olopatadine
Product No.:
O021022
CAS NO.:
Formula:
C
22
H
24
N
2
OP
Weight:
363.41
Olopatadine Methyl Ester
Product No.:
O021023
CAS NO.:
113805-71-3
Formula:
C
21
H
23
NO
3
Weight:
337.41
Olopatadine Ethyl Ester
Product No.:
O021024
CAS NO.:
113806-03-4
Formula:
C
23
H
27
NO
3
Weight:
365.47
Olopatadine Impurity 25
Product No.:
O021025
CAS NO.:
58534-46-6
Formula:
C
18
H
19
NO
Weight:
265.35
Olopatadine Impurity 25(Hydrochloride)
Product No.:
O021025A
CAS NO.:
Formula:
C
18
H
19
NO
.
HCl
Weight:
265.35 36.46
Opicapone
Product No.:
O022000
CAS NO.:
923287-50-7
Formula:
C
15
H
10
Cl
2
N
4
O
6
Weight:
413.17
Opicapone Sulfate
Product No.:
O022001
CAS NO.:
1428009-72-6
Formula:
C
15
H
10
Cl
2
N
4
O
9
S
Weight:
493.23
Opicapone Impurity 8
Product No.:
O022008
CAS NO.:
84211-30-3
Formula:
C
7
H
5
NO
6
Weight:
199.12
Opicapone Impurity 15
Product No.:
O022015
CAS NO.:
Formula:
C
8
H
6
Cl
2
N
2
O
Weight:
217.05
Opicapone Impurity 16
Product No.:
O022016
CAS NO.:
Formula:
C
8
H
5
Cl
3
N
2
O
Weight:
251.50
Opicapone Impurity 17
Product No.:
O022017
CAS NO.:
91591-66-1
Formula:
C
9
H
9
ClN
2
O
Weight:
196.63
Opicapone Impurity 18
Product No.:
O022018
CAS NO.:
1378698-37-3
Formula:
C
8
H
9
ClN
2
Weight:
168.62
Opicapone Impurity 19
Product No.:
O022019
CAS NO.:
893767-99-2
Formula:
C
8
H
8
ClN
3
O
Weight:
197.62
Opicapone Impurity 20
Product No.:
O022020
CAS NO.:
Formula:
C
8
H
10
ClN
3
O
Weight:
199.64
Opicapone Impurity 21
Product No.:
O022021
CAS NO.:
923288-59-9
Formula:
C
8
H
9
Cl
2
N
3
O
Weight:
234.08
Opicapone Impurity 22
Product No.:
O022022
CAS NO.:
Formula:
C
16
H
12
N
2
O
11
Weight:
408.27
Opicapone Impurity 23
Product No.:
O022023
CAS NO.:
Formula:
C
24
H
19
Cl
2
N
5
O
11
Weight:
624.34
Opicapone Impurity 24
Product No.:
O022024
CAS NO.:
Formula:
C
16
H
14
Cl
2
N
4
O
6
Weight:
429.21
Opicapone Impurity 25
Product No.:
O022025
CAS NO.:
Formula:
C
8
H
9
Cl
2
N
3
O
Weight:
234.08
Page 490 / Total 732
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