[EN] BENZODIAZEPINES FOR TREATING OR PREVENTING RESPIRATORY SYNCYTIAL VIRUS INFECTION<br/>[FR] BENZODIAZÉPINES POUR LE TRAITEMENT OU LA PRÉVENTION D'UNE INFECTION PAR LE VIRUS RESPIRATOIRE SYNCYTIAL
申请人:[en]REVIRAL LIMITED
公开号:WO2022180397A1
公开(公告)日:2022-09-01
Pharmaceutical Compounds Benzodiazepine derivatives of formula (I): wherein: R1is H or F; R2is selected from formula (II) and formula (III) R3is C1-C6alkyl which is unsubstituted or substituted by CF3, or is a monocyclic 4- to 6-membered heterocyclic group containing 1 or 2 heteroatoms selected from O, N and S; R4is H or a group selected from -X, -alk-X, -CONR6R7, C=NN R6R7, -SO2R6and -SO2NR6R7; R4is a group selected from -X, -alk-X, -CONR6R7, -C=NN R6R7, -SO2R6and -SO2NR6R7; X is OH or a derivative of an OH group selected from α-amino carboxylic acid esters, carboxylic acid esters, carbonates, carbamates, ethers and phosphates: alk is C1-C6alkylene which is unsubstituted or substituted by C3-C6cycloalkyl; and R6and R7are each independently C1-C6alkyl or C3-C6cycloalkyl; and the pharmaceutically acceptable salts thereof are inhibitors of respiratory syncytial virus (RSV) and can therefore be used to treat or prevent an RSV infection.