211619-48-6Relevant articles and documents
Azetidinone derivatives for the treatment of HCMV infections
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, (2008/06/13)
A compound of formula I wherein R1is hydrogen, methyl, ethyl, methoxy or methylthio; R2and R3each independently is hydrogen or lower alkyl; R4is hydrogen, lower alkyl, methoxy, ethoxy or benzyloxy; R5is lower alkyl, lower cycloalkyl, (CH2)mC(O)OR6wherein m is the integer 1 or 2 and R6is lower alkyl, phenyl optionally substituted; optionally Het or Het(lower alkyl); or R4and R5together with the nitrogen atom to which they are attached form a nitrogen containing ring optionally substituted with C(O)O-benzyl or with phenyl optionally substituted with C(O)OR7wherein R7is lower alkyl or (lower alkyl)phenyl; and Z is lower alkyl or optionally substituted phenyl or Het; with the proviso that when Z is (CH2)p-(Het), then R2and R3each is hydrogen; or a therapeutically acceptable acid addition salt thereof which compound is useful in the treatment of HCMV infections.