The catalytic osmylation of a series of 4-(2-styryl)-azetidin-2-ones carried out in the presence of dihydroquinidine-p-chlorobenzoate opens access to synthetically useful precursors of β-lactam antibiotics of high ennatiomeric purity (ee up to 97%).
SYNTHESIS OF BETA-LACTAMS OF HIGH ENANTIOMERIC PURITY BY CHIRAL LIGAND ACCELERATED OSMYLATION OF RACEMIC 4-(2-STYRYL)-AZETIDIN-2-ONES / R. Annunziata, M. Benaglia, M. Cinquini, F. Cozzi, F. Ponzini. - In: BIOORGANIC & MEDICINAL CHEMISTRY LETTERS. - ISSN 0960-894X. - 3:11(1993), pp. 2397-2402.
SYNTHESIS OF BETA-LACTAMS OF HIGH ENANTIOMERIC PURITY BY CHIRAL LIGAND ACCELERATED OSMYLATION OF RACEMIC 4-(2-STYRYL)-AZETIDIN-2-ONES
R. AnnunziataPrimo
;M. BenagliaSecondo
;M. Cinquini;F. CozziPenultimo
;
1993
Abstract
The catalytic osmylation of a series of 4-(2-styryl)-azetidin-2-ones carried out in the presence of dihydroquinidine-p-chlorobenzoate opens access to synthetically useful precursors of β-lactam antibiotics of high ennatiomeric purity (ee up to 97%).File in questo prodotto:
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