Benzopyran compounds, useful as chemotherapeutic agents
申请人:THE WELLCOME FOUNDATION LIMITED
公开号:EP0025599A1
公开(公告)日:1981-03-25
Known and novel compounds of formula (I)
wherein R4 is hydrogen or lower alkyl, R3 is hydrogen or lower alkyl and R5 is a substituent, or R3 and R5 together form a group -CH2- or -CH2-CH2-, and R1 and R2 each represent four substituents or one or both R1 and R2 represents a methylenedioxy group and two substituents are active against viruses, especially rhinoviruses. Methods for producing the compounds are described, as are pharmaceutical formulations and methods for administering the compounds to cure or prevent rhinoviral infections.
Flavan derivatives useful for impairing RNA virus replication in a cell
申请人:——
公开号:US04452991A1
公开(公告)日:1984-06-05
A method of treating or preventing viral infections, in particular rhinovirus infections comprising the administration of an effective amount of a flavan derivative of formula (I). ##STR1## Pharmaceutical compositions containing these compounds, and some novel compounds are also disclosed.