Process for preparing an optically active cyclobutane nucleoside
申请人:E.R. SQUIBB & SONS, INC.
公开号:EP0433897A2
公开(公告)日:1991-06-26
A process for the preparation of the optically active compound [1R-(1α,2β,3α)]-2-amino-9-[2,3-bis(hydroxymethyl)cyclobutyl]-6H-purin-6-one, represented by the formula:
and novel intermediates are described.
The compound of the formula
[1 R-(1α(E),2β,3α)]-1-[2,3-bis(hydroxymethyl)cyclobutyl]-5-(2-bromoethenyl)-2,4(1H,3H)-pyrimidinedione, is an antiviral agent that is active against herpes simplex virus 1 and varicella-zoster virus.