[EN] HETEROARYLDIHYDROPYRIMIDINE DERIVATIVES AND METHODS OF TREATING HEPATITIS B INFECTIONS<br/>[FR] DÉRIVÉS HÉTÉROARYLDIHYDROPYRIMIDINE ET MÉTHODES DE TRAITEMENT D'INFECTIONS PAR LE VIRUS DE L'HÉPATITE B
申请人:JANSSEN PHARMACEUTICA NV
公开号:WO2019001420A1
公开(公告)日:2019-01-03
Provided herein are compounds useful for the treatment of HBV infection in a subject in need thereof, pharmaceutical compositions thereof, and methods of inhibiting, suppressing, or preventing HBV infection in the subject.
A hydantoin derivative represented by formula (I):
wherein the all symbols are defined in the disclosure. The hydantoin derivative has an inhibitory activity on metalloprotease and hence is useful as analgesic and cardiovascular drug.
We present an easy method for the synthesis of beta-ketoesters starting from various carbocyclic and heterocyclic carboxylic acids and esters. The beta-ketoester side-chain was introduced by a sequence involving alpha-deprotonation and quenching with CO(2), conversion to the corresponding acid chloride and subsequent chain elongation using deprotonated ethyl acetate.