申请人:Ramchandra Dharamaraj Rao
公开号:US20070225305A1
公开(公告)日:2007-09-27
A process for the preparation of valganciclovir with triacetyl ganciclovir (V) as a starting material, comprising the following steps: selective hydrolysis, reacting with a coupling agent and a solvent, followed by hydrolysis under basic conditions and hydrogenolysis in the presence of a catalyst.
一种以三乙酰甘昔洛韦(V)为起始原料制备瓦尔甘昔洛韦的工艺,包括以下步骤:选择性水解,与偶联剂和溶剂反应,随后在碱性条件下水解,并在催化剂存在下进行氢解。