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Sildenafil
Sildenafil EP Impurity D
Product ID：
S005004
Synonyms：
4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic acid
CAS No.:
1357931-55-5
Formula:
C
17
H
20
N
4
O
5
S
Weight:
392.429502487183
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