Production Name: Amino Tadalafil Alias: ((6R,12aR)-2-amino-6-(1,3-benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydropyrazino(1′,2′:1,6)pyrido(3,4-b)indole-1,4-dione;Aminotadalafil;RR-ATDF CAS No: 385769-84-6 MF: C22H19N3O4 MW: 389.341 Purity: 99%min Appearance: white crystalline powder