Desmethyl Fondenafil

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£466.00

SKU:: 446337
Molecular Weight:: 438.52
Storage Conditions:: 4°C
Supplier:: United States Biological
CAS Number:: 147676-79-7
Extra Details:: Desmethyl Fondenafil is an impurity of the drug Fondenafil/Carbodenafil. Synonyms: 1-[3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxybenzoyl]-4-methylpiperazine; 1H-Pyrazolo[4,3-d]pyrimidine Piperazine Deriv.; 5-[2-Ethoxy-5-[(4-methyl-1-piperazinyl)carbonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one; 5-[2-Ethoxy-5-(4-methylpiperazinylcarbonyl)phenyl]-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one; Desmethylcarbodenafil CAS No: 147676-79-7 Molecular Formula: C₂₃H₃₀N₆O₃ Molecular Weight: 438.52 Purity: ≥98% Appearance: White to pale yellow solid Melting Point: 198-200ºC (lit) Solubility: Chloroform (Slightly), Methanol (Slightly) Method for Determining Identity: Proton NMR Spectroscopic and Mass Spectrometric analysis TLC Conditions: SiO2; Dichloromethane: Methanol=9:1; Visualized with UV and KMnO4; Single Spot, Rf=0.65 Storage and Stability: Powder is stable for 6 months after receipt at 4°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.