Chemical Compound

Sildenafil Citrate Imp. B (EP); Sildenafil Imp. B (EP); 5-[2-Ethoxy-5-[(4-methyl-4-oxidopiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-propyl-6,7-dihydro-1Hpyrazolo[4,3-d]pyrimidin-7-one; Sildenafil N-Oxide; Sildenafil Citrate Impurity B; Sildenafil Impurity B

CAS Registry Number 1094598-75-0
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Sildenafil Citrate Imp. B (EP); Sildenafil Imp. B (EP); 5-[2-Ethoxy-5-[(4-methyl-4-oxidopiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-propyl-6,7-dihydro-1Hpyrazolo[4,3-d]pyrimidin-7-one; Sildenafil N-Oxide; Sildenafil Citrate Impurity B; Sildenafil Impurity B 结构式
Primary record

Sildenafil Citrate Imp. B (EP); Sildenafil Imp. B (EP); 5-[2-Ethoxy-5-[(4-methyl-4-oxidopiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-propyl-6,7-dihydro-1Hpyrazolo[4,3-d]pyrimidin-7-one; Sildenafil N-Oxide; Sildenafil Citrate Impurity B; Sildenafil Impurity B

库存
616 克
纯度
98.4 %
CAS
1094598-75-0

化合物标识与属性

CAS
1094598-75-0
PubChem CID
135565954
SMILES
CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CC[N+](CC4)(C)[O-])OCC)C
Canonical SMILES
CCCc1nn(C)c2c(=O)[nH]c(-c3cc(S(=O)(=O)N4CC[N+](C)([O-])CC4)ccc3OCC)nc12

名称与同义词

  • Sildenafil N-Oxide
  • sildenafil-n-oxide
  • 1094598-75-0
  • Sildenafil EP Impurity B
  • Sildenafil Impurity B
  • UNII-380S4M4VB3
  • RefChem:182941
  • 380S4M4VB3
  • Sildenafil citrate impurity B
  • Sildenafil citrate impurity B [EP]
  • DTXSID20148938
  • SCHEMBL3641890
  • DTXCID4071429
  • SCHEMBL29392991
  • C22H30N6O5S
  • CHEBI:228553
  • BCP34115
  • MSK10837
  • Methyl 3,5-difluoro-4-(methylthio)benzoate
  • ZINC43201726
  • CS-O-01446
  • 4-((4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)phenyl)sulfonyl)-1-methylpiperazine 1-oxide
  • IS166405
  • Sildenafil N-Oxide 1.0 mg/ml in Methanol
  • CS-0166487
  • FT-0674583
  • NS00015879
  • SILDENAFIL CITRATE IMPURITY B [EP IMPURITY]
  • E82059
  • F988184
  • SILDENAFIL CITRATE IMPURITY B (EP IMPURITY)
  • Q27256715
  • 5-(2-Ethoxy-5-((4-methyl-4-oxidopiperazin-1-yl)sulfonyl)phenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo(4,3-d)pyrimidin-7-one
  • 7H-Pyrazolo(4,3-d)pyrimidin-7-one, 5-(2-ethoxy-5-((4-methyl-4-oxido-1-piperazinyl)sulfonyl)phenyl)-1,6-dihydro-1-methyl-3-propyl-
  • 2115373-98-1
  • 5-[2-ethoxy-5-(4-methyl-4-oxidopiperazin-4-ium-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one
  • 4-(4-ethoxy-3-{1-methyl-7-oxo-3-propyl-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-5-yl}benzenesulfonyl)-1-methylpiperazin-1-ium-1-olate
  • 5-[2-Ethoxy-5-[(4-methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • 4-((4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)phenyl)sulfonyl)-1-methylpiperazine 1-oxide (Sildenafil Impuruity)
  • 4-((4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)phenyl)sulfonyl)-1-methylpiperazine 1-oxide? (Sildenafil Impurity
  • 4-((4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)phenyl)sulfonyl)-1-methylpiperazine1-oxide
  • 5-[2-ethoxy-5-(4-methyl-4-oxido-piperazin-4-ium-1-yl)sulfonyl-phenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one
  • 5-[2-ethoxy-5-(4-methyl-4-oxidopiperazin-4-ium-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,3-d]pyrimidin-7-one
  • 5-[2-ethoxy-5-(4-methyl-4-oxidopiperazin-4-ium-1-yl)sulonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,3-d]pyrimidin-7-one
  • 5-[2-Ethoxy-5-(4-methyl-4-oxo-4lambda~5~-piperazine-1-sulfonyl)phenyl]-1-methyl-3-propyl-1,4-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • 5-[2-Ethoxy-5-[(4-methyl-4-oxidopiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one (Sildenafil N-Oxide)
  • Sildenafil Citrate Imp. B (EP); Sildenafil Imp. B (EP); 5-[2-Ethoxy-5-[(4-methyl-4-oxidopiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-propyl-6,7-dihydro-1Hpyrazolo[4,3-d]pyrimidin-7-one; Sildenafil N-Oxide; Sildenafil Citrate Impurity B; Sildenafil Impurity B