95404 ⎘
Heterocyclic compounds containing 1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula: , e.g. carbapenicillins, thienamycins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulphur-containing hetero ring; Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents Modification of a carboxyl group directly attached in position 2, e.g. esterification
Process for preparing a carbapenem antibiotic
#2PREPARATION OF ERTAPENEM INTERMEDIATES
#3Preparation of ertapenem intermediates
#4Doripenem intermediate compound, preparation process therefor and use thereof, and preparation process for doripenem
#5Method for preparing meropenem using zinc powder
#6PROCESS FOR PRODUCING CARBAPENEM COMPOUND