Sildenafil EP Impurity B

 

CAS No 1094598-75-0
Mol. Formula C22H30N6O5S
Mol. Weight 490.58
Inventory. Status In Stock
CAS Number 1094598-75-0
Molecular Formula C22H30N6O5S
Molecular Weight 490.58
Inventory Status In Stock
Synonyms Sildenafil Impurity B ; Sildenafil N-Oxide ; 5-[2-Ethoxy-5-[(4-methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one ; 1-methyl-4-[[4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)phenyl]sulfonyl]piperazine 1-oxide,