A process for the manufacture of famciclovir using phase-transfer catalysts
申请人:SOLMAG S.p.A.
公开号:EP1852435A1
公开(公告)日:2007-11-07
The invention relates to a process for the preparation of Famciclovir, which comprises the preparation of a compound of formula (II)
wherein X is a halogen atom
by reaction of a compound of formula (III)
with a compound of formula (VII)
wherein L is a leaving group, in the presence of a catalytic amount of a quaternary ammonium salt,
followed by hydrogenation of compound (II) to Famciclovir.