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Sildenafil

CAS Registry Number®

139755-83-2

CAS Name

Sildenafil

Molecular Formula

C22H30N6O4S

Molecular Mass

474.58

Cite this Page

Sildenafil.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=139755-83-2 (retrieved 2024-11-22) (CAS RN: 139755-83-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    188-190 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C22H30N6O4S/c1-5-7-17-19-20(27(4)25-17)22(29)24-21(23-19)16-14-15(8-9-18(16)32-6-2)33(30,31)28-12-10-26(3)11-13-28/h8-9,14H,5-7,10-13H2,1-4H3,(H,23,24,29)

InChIKey

InChIKey=BNRNXUUZRGQAQC-UHFFFAOYSA-N

SMILES

O(CC)C1=C(C=C(S(=O)(=O)N2CCN(C)CC2)C=C1)C=3NC4=C(C(=O)N3)N(C)N=C4CCC

Canonical SMILES

O=C1N=C(NC=2C(=NN(C12)C)CCC)C=3C=C(C=CC3OCC)S(=O)(=O)N4CCN(C)CC4

Other Names for this Substance

  • 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-
  • Piperazine, 1-[[3-(4,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methyl-
  • 1H-Pyrazolo[4,3-d]pyrimidine, piperazine deriv.
  • 5-[2-Ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • Sildenafil

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