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HomeProduct name listSildenafil impurity

Sildenafil impurity

  • CAS NO.:1971915-89-5
  • Empirical Formula: C19H24N4O5S
  • Molecular Weight: 420.48
  • Update Date: 2023-04-23 13:52:06
Sildenafil impurity Structural

What is Sildenafil impurity?

The Uses of Sildenafil impurity

3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-ethyl ester Benzenesulfonic acid is used in the preparation of sildenafil impurity for pharmaceutical quality control by esterification.

Properties of Sildenafil impurity

Melting point: 149 - 152°C
Boiling point: 624.0±65.0 °C(Predicted)
Density  1.37±0.1 g/cm3(Predicted)
storage temp.  Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility  Chloroform (Slightly), Methanol (Slightly)
form  Solid
pka 0.36±0.20(Predicted)
color  White to Off-White

Safety information for Sildenafil impurity

Computed Descriptors for Sildenafil impurity

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