• AOP Code: BAYRY-178
  • Exp: 11/02/09
  • Categories: HEALTHCARE
  • Industry: HEALTHCARE - PHARMACEUTICAL

LEVITRA - BAYER

This patent relates to 2-phenyl-substituted imidazotriazinones and to their use as pharmaceuticals, in particular in the treatment of erectile dysfunction.

Basis for Selection:

This patent is the subject of a patent infringement suit.

Patent Number: 6,362,178 | Latest Date for Prior Art: November 11, 1996

Filing Date of Patent: July 21, 2000 | Owner(s): Bayer

Interested Parties: Teva

Description:

The chemical name for the active ingredient in Levitra is vardenafil hydrochloride. Its molecular formula is: C23-H32-N6-O4-S

It is also known by the following synonyms and systematic name:

Synonyms
1-((3-(3,4-Dihydro-5-methyl-4-oxo-7-propylimidazo(5,1-f)-as-
triazin-2-yl)-4-ethoxyphenyl)sulfonyl)-4-ethylpiperazine

2-(2-Ethoxy-5-(4-ethylpiperazin-1-yl-1-sulfonyl)phenyl)-5-
methyl-7-propyl-3H-imidazo(5,1-f)(1,2,4)triazin-4-one

BAY 38-9456

BAY38-9456

HSDB 7304

UNII-UCE6F4125H

Systematic Name
Piperazine, 1-((3-(1,4-dihydro-5-methyl-4-oxo-7-
propylimidazo(5,1-f)(1,2,4)triazin-2-yl)-4-
ethoxyphenyl)sulfonyl)-4-ethyl-

Patent Downloads:

Requirements to Match:

See the claims in the downloadable copies of the patent.