OPTISCH AKTIVE CARBAMATE, VERFAHREN ZU DEREN HERSTELLUNG UND DEREN ANWENDUNG ALS PHARMAZEUTISCHE ZWISCHENPRODUKTE
The present invention is related to 1-[(4-chlorophenyl)-phenylmethyl]-4-(2,2,2-trichloroethoxycarbonyl)-piperazine of the Formula (IV) and optically isomers thereof, process for preparation thereof and the use of the compound of the Formula (IV) in the preparation of 1-(4-chlorophenyl)-phenylmethyl-...
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Zusammenfassung: | The present invention is related to 1-[(4-chlorophenyl)-phenylmethyl]-4-(2,2,2-trichloroethoxycarbonyl)-piperazine of the Formula (IV) and optically isomers thereof, process for preparation thereof and the use of the compound of the Formula (IV) in the preparation of 1-(4-chlorophenyl)-phenylmethyl-piperazine and optical isomers and salts thereof. 1-(4-chlorophenyl)-phenylmethyl-piperazine and optical isomers thereof are important intermediates in the preparation of non-sedating antihistamine-type active pharmaceutical ingredients. |
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