CAS No 139755-82-1 , 7H-Pyrazolo[4,3-d]pyrimidin-7-one,5-[2-ethoxy-5-(1-piperazinylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl- Search by region : India

Name: 7H-Pyrazolo[4,3-d]pyrimidin-7-one,5-[2-ethoxy-5-(1-piperazinylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl-
Synonyms: Piperazine,1-[[3-(4,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-(9CI); UK 103320;7H-Pyrazolo[4,3-d]pyrimidin-7-one,5-[2-ethoxy-5-(1-piperazinylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl-;Desmethylsildenafil; 1H-Pyrazolo[4,3-d]pyrimidine, piperazine deriv.;5-[2-Ethoxy-5-(piperazin-1-ylsulfonyl)phenyl]-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one; N-Desmethylsildenafil; N-Demethylsildenafil;
CAS Registry Number:139755-82-1
Flash Point: 368.5°C
Boiling Point: 685.7°C at 760 mmHg
Density: 1.44g/cm³
Refractive index: 1.683
Flash Point: 368.5°C
Molecular Weight: 460.55
InChI: InChI=1/C21H28N6O4S/c1-4-6-16-18-19(26(3)25-16)21(28)24-20(23-18)15-13-14(7-8-17(15)31-5-2)32(29,30)27-11-9-22-10-12-27/h7-8,13,22H,4-6,9-12H2,1-3H3,(H,23,24,28)
Molecular Formula: C21H28 N6 O4 S
Molecular Structure:

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