ChemicalBook > CAS DataBase List > 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one

5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one

Product Name
5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one
CAS No.
139756-31-3
Chemical Name
5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one
Synonyms
Sildenafil Impurity 9;Sildenafil Impurity 149;Des(methylpiperazinyl) Chlorosulfone Impurity;Des-4-Methylpiperazine DesMethylsildenafil Chloride;Sildenafil Des(methylpiperazinyl) Chlorosulfone Impurity;5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro -7H-pyrazolo[4,3-d]pyrimidin-7-one;5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro\n-7H-pyrazolo[4,3-d]pyrimidin-7-one;4-ethoxy-3-(7-oxo-3-propyl-2,4-dihydropyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride;4-ethoxy-3-(7-oxo-3-propyl-4,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride;3-(6,7-Dihydro-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxybenzenesulfonyl Chloride
CBNumber
CB62486963
Molecular Formula
C16H17ClN4O4S
Formula Weight
396.85
MOL File
139756-31-3.mol
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5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one Property

Melting point:
>173° C (dec.)
Density 
1.55±0.1 g/cm3(Predicted)
storage temp. 
Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility 
Chloroform (Slightly), DMSO (Slightly) Methanol (Slightly)
form 
Solid
pka
9.84±0.20(Predicted)
color 
White to Off-White
Stability:
Hygroscopic
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

TRC
Product number
C383500
Product name
5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
Packaging
10mg
Price
$460
Updated
2021/12/16
Biosynth Carbosynth
Product number
FC20393
Product name
5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
Packaging
5mg
Price
$462.5
Updated
2021/12/16
Biosynth Carbosynth
Product number
FC20393
Product name
5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
Packaging
10mg
Price
$840.9
Updated
2021/12/16
Biosynth Carbosynth
Product number
FC20393
Product name
5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
Packaging
25mg
Price
$1529
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
HCH0105001
Product name
5-(5-CHLOROSULFONYL-2-ETHOXYPHENYL)-3-PROPYL-1,6-DIHYDRO-7H-PYRAZOLO(4,3-D)PYRIMIDIN-7-ONE
Purity
95.00%
Packaging
25MG
Price
$1871.1
Updated
2021/12/16
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5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one Chemical Properties,Usage,Production

Chemical Properties

Off-White Solid

Uses

Intermediate for the preparation of Desmethylsildenafil. Curcumine has wound-healing, analgesic, antioxidant, anti-angiogenic, anti-inflammatory, antiseptic, cytokine-release, and immunomodulatory therapeutic properties. Preclinical data have shown that curcumine can both inhibit the formation of tumors and act on a variety of molecular targets involved in cancer development.

5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one Preparation Products And Raw materials

Raw materials

Preparation Products

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5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one Suppliers

J & K SCIENTIFIC LTD.
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China
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139756-31-3, 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-oneRelated Search:


  • 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro -7H-pyrazolo[4,3-d]pyrimidin-7-one
  • 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro\n-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • Sildenafil Des(methylpiperazinyl) Chlorosulfone Impurity
  • 3-(6,7-Dihydro-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxybenzenesulfonyl Chloride
  • Des-4-Methylpiperazine DesMethylsildenafil Chloride
  • Sildenafil Impurity 9
  • 4-ethoxy-3-(7-oxo-3-propyl-2,4-dihydropyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride
  • Des(methylpiperazinyl) Chlorosulfone Impurity
  • 4-ethoxy-3-(7-oxo-3-propyl-4,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride
  • Benzenesulfonyl chloride, 3-(6,7-dihydro-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-
  • 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • Sildenafil Impurity 149
  • 139756-31-3
  • Aromatics, Heterocycles, Sulfonyl Chlorides
  • Aromatics
  • Heterocycles
  • Sulfonyl Chlorides