Sildenafil thiono analog, a novel pyrazolopyrimidinethione with PDE5 inhibiting properties. Synonyms: 5-[2-Ethoxy-5-[[4-(2-hydroxyethyl)-1-piperazinyl]sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidine-7-thione, 4-[[3-(4,7-Dihydro-1-methyl-3-propyl-7-thioxo-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-1-piperazineethanol, Hydroxythiohomosildenafil, Sulfohydroxyhomosildenafil, Hydroxyhomosildenafil thione CAS Number: 479073-82-0 Molecular Formula: C23H32N6O4S2 Molecular Weight: 520.67 Purity (HPLC): 95% Appearance: Pale yellow to light yellow solid Solubility: Chloroform (Slightly), Methanol (Slightly) Melting Point: 174-177C Method for Determining Identity: NMR and Mass Spectrometric Analysis TLC Conditions: SiO2, Dichloromethane: Methanol: 9:1, Visualized with UV and KMnO4, Single spot, Rf=0.40 Storage and Stability: Powder is stable for 6 months after receipt at 4C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.
Molekulargewicht:
520.67
CAS Nummer:
[479073-82-0]
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