Process for the preparation of pyrrolidone derivatives
申请人:I.S.F. Societa per Azioni
公开号:US04629797A1
公开(公告)日:1986-12-16
A process for preparing compounds (1) ##STR1## where Y is NR.sup.1 R.sup.2 or OR, R.sup.1 and R.sup.2 are hydrogen or C.sub.1-3 alkyl, and R is C.sub.1-3 alkyl, which comprises protecting the hydroxy group of a compound (2) ##STR2## cyclising the product under basic conditions and removing the protecting group.