TLF42H: Tadalafil N-Desmethyl N-Amino Impurity (HCl)

TLF42H: Tadalafil N-Desmethyl N-Amino Impurity (HCl)

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N-Desmethyl N-Amino Tadalafil HCl ;

(6R,12aR)-6-(1,3-Benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydropyrazino [1′,2′:1,6]-2-methyl-pyrido[3,4-b]indole-1,4-dione HCl ; 

CAS # 385769-84-6 (Base) :

C21H18N4O4 (Base) ; MW: 390.39 ;

C21H19ClN4O4 (HCl) ; Mol. Wt.: 426.85 ;