Product Name: methyl (1R,3R)-1-(benzo[d][1,3]dioxol-5-yl) -2-(2-chloroacetyl)-9-nitroso-2,3,4,9 -tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate CAS Number: None Required Amount: 500mg Other Information: standard

Product Name: Tadalafil impurity CAS Number: None Required Amount: 500mg Other Information: Chemical Formula: C21H19N3O5 Exact Mass: 393.13 Molecular Weight: 393.40

Product Name: Tadalafil impurity CAS Number: None Required Amount: 500mg Other Information: (1R,3R )- methyl-1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl )-9H-pyrido [3,4-b] indole-3- carboxylate (Cis TDMe.HCl)