The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 14, 2010
Filed:
Dec. 08, 2006
Tibor Mezei, Budapest, HU;
Enikö{umlaut Over ( )} Molnar, Erd, HU;
Péter Trinka, Budapest, HU;
Ferenc Bartha, Tiszavasvári, HU;
Zoltán Katona, Egor, HU;
Györgyi Vereczekeyné Donath, Budapest, HU;
Kálmán Nagy, Budapest, HU;
Lászlö Pongo, Kerepes, HU;
Gyula Lukacs, Budapest, HU;
Márta Porcs-makkay, Pomáz, HU;
Zsuzsanna Évinger, Budapest, HU;
Gyula Simig, Budapest, HU;
Tibor Mezei, Budapest, HU;
Enikö{umlaut over ( )} Molnar, Erd, HU;
Péter Trinka, Budapest, HU;
Ferenc Bartha, Tiszavasvári, HU;
Zoltán Katona, Egor, HU;
Györgyi Vereczekeyné Donath, Budapest, HU;
Kálmán Nagy, Budapest, HU;
Lászlö Pongo, Kerepes, HU;
Gyula Lukacs, Budapest, HU;
Márta Porcs-Makkay, Pomáz, HU;
Zsuzsanna Évinger, Budapest, HU;
Gyula Simig, Budapest, HU;
Egis Gyogyszergyar Nyilvanosan Mukodo Reszvenytarsasag, Budapest, HU;
Abstract
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.