Synthesis and antiviral activity of some new benzofuran derivatives
New derivatives of benzofuran were prepared and evaluated for their in vitro activity against a number of DNA and RNA viruses in various cell systems. Compounds 1-(7-dodecyloxy-2-benzofuranyl)ethanone (3c) and 1-(7-tridecyloxy-2-benzofuranyl)ethanone (3d) exhibited a specific activity against respiratory syncytial virus in HeLa and compound [di (2-acetylbenzofuranyl-7-oxy)]-n-propane (5a) against influenza A virus in MDCK.