TADALAFIL Impurities

• TADALAFIL-TADALAFIL Impurity(Chloropretadalafil)
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• Impurity: TADALAFIL-TADALAFIL Impurity(Chloropretadalafil)
• Chemical Name: (IR,3R)-Methyl1,2,3,4-tetrahydro-2-chloroacetyl-(3,4-methylenedioxyphenyl)-9H-Pyrido[3,4-6]indole-3-carboxylate(Chloropretadalafil)

• TADALAFIL-TADALAFIL Impurity( cis-Tadalafil)
• 
• Impurity: TADALAFIL-TADALAFIL Impurity( cis-Tadalafil)
• Chemical Name: (6R-12aS)-2,3,6,7,12,12a-Hexahydro-2-mehtyl-6-(3,4-methylenedioxyphenyl)pyrazino[2,1:6]pyrido[3,4-6]indole-1,4-dione(cis-Tadalafil)

• TADALAFIL-TADALAFIL Impurity(ent-Tadalafil)
• 
• Impurity: TADALAFIL-TADALAFIL Impurity(ent-Tadalafil)
• Chemical Name: (6S-12aS)-2,3,6,7,12,12a-Hexahydro-2-mehtyl-6-(3,4-methylenedioxyphenyl)pyrazilo[2,1:6]pyrido[3,4-6]indole-1,4-dione(ent-Tadalafil, L-Tadalafil; L-Tildenafil)

• TADALAFIL-TADALAFIL Impurity(cis-ent-Tadalafil)
• 
• Impurity: TADALAFIL-TADALAFIL Impurity(cis-ent-Tadalafil)
• Chemical Name: (6S-12aR) -2,3,6,7,12,12a-Hexahydro-2-mehtyl-6-(3,4-methylenedioxyphenyl)pyrazilo[2,1:6] pyrid0 [3,4-6] indole -1,4-dione(cis-ent-Tadalafil)

• Tadalafil Impurities
• 
• Impurity: Tadalafil EP Impurity A
• Chemical Name: (6R, 12aS)-6-(1,3-benzodioxol-5-yl)- 2,3,6,7,12,12a-hexahydro-2-methyl-pyrazino [1, 2:1,6] pyrido[3,4-b]indole-1,4-dione

• Tadalafil Impurities
• 
• Impurity: Tadalafil EP Impurity B
• Chemical Name: (6S, 12aS)-6-(1,3-benzodioxol-5-yl)- 2,3,6,7,12,12a-hexahydro-2-methyl-pyrazino [1, 2:1,6]