slide 1

Back to the List of the Granted Patents                                                Click here to download AP2329 PDF

(11)    Patent No :    AP 2329   
(21)    Application No :    AP/P/2006/003481   
(22)    Filing Date :    14.05.2004   
(24)    Date of Grant &    02.12.2011   
(46)    Publication :

(30)  Priority Data       
(33) Country    (31) Number    (32) Date
CN    03142399.X    06.06.2003

(84)    Designated State

GH   KE   NA   TZ

(73) Applicant(s)

YANGTZE RIVER PHARMACEUTICAL (GROUP) CO., LTD, No. 1 South Yangtze River Road Taizhou, Jiangsu 225321 Peoples Republic of China

TIANJIN NORTH PHARMA SCI-TECH CO., LTD, C35, Third Floor, No. 7, Kaihua Road, Huayuan Sci-Tech Industry Garden, Tianjin 300384,
Peoples Republic of China
(72) Inventors

WANG Yongfeng, China

ZHAO Kejun, China

(74)    Representative


(51)  International  Classification   C07C51/00 (2006.01)    C07D487/04 (2006.01)

(54)    Title

2-substituted phenyl-5, 7 -dihydrocarbyl-3, 7-dihydropyrrolo [2,3-d] pyrimidin-4 - one derivatives, the preparation and the pharmaceutical use thereof

(57)    Abstract

The invention relates to the compounds of formula I, their preparation and the pharmaceutical compositions containing the compounds. The invention also relates to the use of compounds of formula I in preparing medicines, which can treat sexual dysfunction of animals including human (male and female), especially erectile dysfunction of male and the diseases in which the function of phospholipase 5 (cGMP PDE5) is involved.
(56)    Documents Cited : JOURNAL OF HETEROCYCLIC CHEMISTRY (1990), 27(7), 2069 -75


Join our newsletter for CIPIT news through subscriptions!


Social Media


Contact Us

TEL : (254) 703 034 612