SDF50: Sildenafil N-Desmethyl Thione Impurity

SDF50: Sildenafil N-Desmethyl Thione Impurity

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Sildenafil N-Desmethyl Thione Impurity ;

Desmethyl Thiosildenafil ;

5-[2-Ethoxy-5-(1-piperazinylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl- 7H-pyrazolo[4,3-d]pyrimidine-7-thione ; 

CAS # 479073-86-4 ;

C21H28N6O3S2 ;

MW: 476.62 ;