Brand: nanjian
Min. Order: 1kg 
sildenafil citrateC21H28N6O4SCAS:171599-83-0Name:sildenafil citrate
CAS:171599-83-0
Molecular formula: C21H28N6O4S
Molecular weight:460.5498   
Density: 1.447g/cm3 
Boiling Point:698.72°C at 760 mmHg 
Flash Point:376.372°C 
Usage: Pharmaceutical