HIGH PURITY (1R,2S,4R)-(-)-2-[(2'-{N,N-DIMETHYLAMINO}-ETHOXY)]-2-[PHENYL]-1,7,7 -TRI-[METHYL]-BICYCLO [2.2.1]HEPTANE AND PHARMACEUTICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF AND A PROCESS FOR THE PREPARATION OF THESE COMPOUNDS AS WELL AS MEDICAMENTS CONTAINING 1 OR MORE OF THESE COMPOUNDS AND THEIR USE

The invention relates to high purity (1R,2S,4R)-(-)-2-[(2'-{N,N-dimethylamino}-ethoxy)]-2-[phenyl]-1,7,7-tri-[methyl]-bicyclo[2.2.1]heptane and pharmaceutically acceptable acid addition salts thereof containing not more than 0.2% of (1R,3S,4R)-3-[(2'-{N,N-dimethylamino}-ethyl)]-1,7,7-tri-[...

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Main Authors BUDAI ZOLTAN, NAGY KALMAN, KRASZNAI GYOERGY, SZULAGYI JANOS, LUKACS GYULA, PORCS-MAKKAY MARTA, MEZEI TIBOR, SIMIG GYULA, NEMETH NORBERT, VERECZKEY GYOERGYI DONATH, SZABO TIBOR
Format Patent
LanguageEnglish
Published 23.09.2003
Edition7
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Summary:The invention relates to high purity (1R,2S,4R)-(-)-2-[(2'-{N,N-dimethylamino}-ethoxy)]-2-[phenyl]-1,7,7-tri-[methyl]-bicyclo[2.2.1]heptane and pharmaceutically acceptable acid addition salts thereof containing not more than 0.2% of (1R,3S,4R)-3-[(2'-{N,N-dimethylamino}-ethyl)]-1,7,7-tri-[methyl]-bicyclo[2.2.1]heptane-2-one and/or of a pharmaceutically acceptable acid addition salt thereof.Furthermore the invention is concerned with a process for the preparation of these compounds.Moreover the invention relates to medicaments containing 1 or more of these compounds and their use.
Bibliography:Application Number: US20010984542