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ChemicalBook >  Product Catalog >  Analytical Chemistry >  Standard >  Pharmaceutical Impurity Reference Standards >  3-(6,7-Dihydro-2-Methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride

3-(6,7-Dihydro-2-Methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride

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3-(6,7-Dihydro-2-Methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride Basic information

Product Name:
3-(6,7-Dihydro-2-Methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride
Synonyms:
  • 3-(6,7-Dihydro-2-Methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride
  • Sildenafil Chlorosulfone 2-Methyl Isomer
  • DeMethylpiperazinyl Iso Sildenafil Sulfonyl Chloride
  • Sildenafil Impurity 6
  • 4-ethoxy-3-(2-methyl-7-oxo-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride
  • Chlorosulfone 2-Methyl Isomer
  • Benzenesulfonyl chloride, 3-(6,7-dihydro-2-methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-
  • 4-ethoxy-3-(2-methyl-7-oxo-3-propyl-6,7-dihydro-2H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride
CAS:
501120-42-9
MF:
C17H19ClN4O4S
MW:
410.88
Mol File:
501120-42-9.mol
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3-(6,7-Dihydro-2-Methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride Chemical Properties

Melting point:
207-210oC (dec.)
Boiling point:
621.4±65.0 °C(Predicted)
Density 
1.48±0.1 g/cm3(Predicted)
storage temp. 
Refrigerator, under inert atmosphere
solubility 
DMSO (Slightly), Methanol (Slightly)
pka
-0.17±0.20(Predicted)
form 
Solid
color 
Yellow to Green
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3-(6,7-Dihydro-2-Methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride Usage And Synthesis

Chemical Properties

Off-white Solid

Uses

Iso Sildenafil (I900800) derivative. Intermediate in the preparation of Iso Sildenafil and Iso Viagra.

3-(6,7-Dihydro-2-Methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzenesulfonyl ChlorideSupplier

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3-(6,7-Dihydro-2-Methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride(501120-42-9)Related Product Information