作者:Graham R. Geen、Peter M. Kincey、Bernadette M. Choudary
DOI:10.1016/s0040-4039(00)61326-6
日期:1992.8
N-9 alkylated materials are the sole products obtained from extended reaction of 2-aminopurines (potential guanine precursors) with Michael acceptors. This was used as the basis for a highly regioselective synthesis of famciclovir. the oral form of the anti-herpesvirus agent penciclovir.