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ChemicalBook >  Product Catalog >  Analytical Chemistry >  Standard >  Pharmaceutical Impurity Reference Standards >  3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid

3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid

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3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid Basic information

Product Name:
3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid
Synonyms:
  • Vardenafil EP Impurity B
  • Vardenafil Impurity 2(Vardenafil EP Impurity B)
  • Vardenafil EP Imp B
  • Benzenesulfonic acid, 3-(1,4-dihydro-5-methyl-4-oxo-7-propylimidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxy-
  • 3-(1,4-Dihydro-5-methyl-4-oxo-7-propylimidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Aci
  • 4-Ethoxy-3-(5-methyl-4-oxo-7-propyl-1,4-dihydroimidazo[5,1-f][1,2 ,4]triazin-2-yl)benzenesulfonic acid
  • Vardenafil Sulfonic Acid Impurity
  • Vardenafil hydrochloride EP impurity B
CAS:
437717-43-6
MF:
C17H20N4O5S
MW:
392.43
EINECS:
610-141-5
Product Categories:
  • Heterocycles, Pharmaceuticals, Intermediates & Fine Chemicals, Sulfur & Selenium Compounds
Mol File:
437717-43-6.mol
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3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid Chemical Properties

Melting point:
>255°C (dec.)
Density 
1.48±0.1 g/cm3(Predicted)
vapor pressure 
0.001-0.015Pa at 20-134.6℃
storage temp. 
Refrigerator
solubility 
DMSO (Slightly, Heated), Methanol (Slightly, Heated)
pka
-0.81±0.50(Predicted)
form 
Solid
color 
White to Brown
LogP
-1.37 at 23℃ and pH8
Surface tension
69.94mN/m at 1g/L and 20℃
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3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid Usage And Synthesis

Uses

3-(1,4-Dihydro-5-methyl-4-oxo-7-propylimidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid is an side product in the synthesis of vardenafil (V098000) derivatives.

3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic AcidSupplier

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