Basic information Safety Supplier Related

Sildenafil Chlorosulfonyl

Basic information Safety Supplier Related

Sildenafil Chlorosulfonyl Basic information

Product Name:
Sildenafil Chlorosulfonyl
Synonyms:
  • 3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1 H-pyrazolo-(4-3-d)-pyrimidine-5
  • 3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride
  • 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • 5-(5-CHLOROSULFONYL-2-ETHOXY PHENYL)-1-METHYL-3-N-PROPYL-1
  • Sildenafil Chlorosulfonyl IMpurity
  • 4-Ethoxy-3-(1-Methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyriMidin-5-yl)benzene-1-sulfonyl chloride
  • Sildenafil Chlorosulfone IMpurity
  • 4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo-[4,3-d]pyrimidin-5-yl)benzene-1-sulfo
CAS:
139756-22-2
MF:
C17H19ClN4O4S
MW:
410.88
Product Categories:
  • Bases & Related Reagents
  • Nucleotides
  • Sulfonyl Chlorides
Mol File:
139756-22-2.mol
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Sildenafil Chlorosulfonyl Chemical Properties

Melting point:
180-182°C
Density 
1.48±0.1 g/cm3(Predicted)
storage temp. 
Inert atmosphere,2-8°C
solubility 
Chloroform (Slightly), Methanol (Slightly, Heated)
form 
Solid
pka
9.87±0.20(Predicted)
color 
White to Pale Beige
Stability:
Moisture Sensitive
InChI
InChI=1S/C17H19ClN4O4S/c1-4-6-12-14-15(22(3)21-12)17(23)20-16(19-14)11-9-10(27(18,24)25)7-8-13(11)26-5-2/h7-9H,4-6H2,1-3H3,(H,19,20,23)
InChIKey
RVVOSOSBFSYZDM-UHFFFAOYSA-N
SMILES
C1(S(Cl)(=O)=O)=CC=C(OCC)C(C2NC(=O)C3N(C)N=C(CCC)C=3N=2)=C1
CAS DataBase Reference
139756-22-2
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Safety Information

HS Code 
2933599590
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Sildenafil Chlorosulfonyl Usage And Synthesis

Description

Sildenafil chlorosulfonyl is a synthetic intermediate in the synthesis of the phosphodiesterase 5 (PDE5) inhibitor sildenafil. It is also a potential impurity found in commercial preparations of sildenafil.

Chemical Properties

Off-White Solid

Uses

The compound Sildenafil Chlorosulfonyl Impurity (139756-22-2) is a derivative of Sildenafil. It is widely used in the treatment of pulmonary hypertension as it is capable of inhibiting cGMP and acts as a potent selective inhibitor of PDE5.

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