Process for the preparation of pyrrolidone derivatives

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United States of America Patent

PATENT NO 4629797
SERIAL NO

06718242

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Abstract

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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.

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Patent Owner(s)

Patent OwnerAddress
I S F SOCIETA PER AZIONI VIA LEONARDO DA VINCI A COMPANY OF ITALY1 20090 TREZZANO S/NAV MILAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pfeiffer, Ugo C Milan, IT 3 6
Pinza, Mario Milan, IT 35 155

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