Method of treating a patient having precancerous lesions with phenyl purinone derivatives
申请人:Cell Pathways, Inc.
公开号:US06200980B1
公开(公告)日:2001-03-13
Derivatives of Phenyl Purinone are useful for the treatment of patients having precancerous lesions. These compounds are also useful to inhibit growth of neoplastic cells.
2-Phenylpurinone derivatives, processes for their preparation, and their use as well as intermediates
申请人:SMITH KLINE & FRENCH LABORATORIES
LIMITED
公开号:EP0293063A1
公开(公告)日:1988-11-30
Compounds of the formula (1) :
and pharmaceutically acceptable salts thereof are described, wherein R¹ is C1-6alkyl or C2-6alkenyl, and R² is hydrogen or hydroxy.
These compounds have vasodilator, bronchodilator and anti-allergic properties. Pharmaceutical compositions are described as are methods of use. Processes for the preparation of the compounds of the formula (1) are described.