A process for preparing pyrazolopyrimidinone derivatives for the treatment of impotence

Details for Australian Patent Application No. 2001258896 (hide)

Owner Dong A Pharm. Co., Ltd.

Inventors Kim, Wonbae; Kim, Yong-Duck; Kim, Dong-Sung; Chang, Min-Sun; Bae, Chul-Jun; Kim, Soonhoe; Yoo, Moohi; Kim, Eun-Ha

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2001258896

PCT Pub. Number WO01/98304

Priority 0034966 23.06.00 KR

Filing date 18 May 2001

Wipo publication date 2 January 2002

Acceptance publication date 8 December 2005

International Classifications

C07D 487/04 Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups

Event Publications

8 December 2005 Application Accepted

  Published as AU-B-2001258896

6 April 2006 Standard Patent Sealed

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