- Processes for the Synthesis of Levocetirizine and Intermediates for Use Therein
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The present invention provides a compound of formula (IV) wherein R is Cl, Br, NO2, OH or OR′, and R′ is alkyl, and its use in the synthesis of levocetirizine, including its use in the synthesis of (?)-1-[(4-chlorophenyl)-phenylmethyl]piperazin
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Page/Page column 7
(2011/08/06)
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- PROCESSES FOR THE SYNTHESIS OF LEVOCETIRIZINE AND INTERMEDIATES FOR USE THEREIN
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The present invention provides a compound of formula (IV) wherein R is Cl, Br, NO2, OH or OR', and R' is alkyl, and its use in the synthesis of levocetirizine, including its use in the synthesis of (-)-1-[(4-chlorophenyl)-phenyl methyl] piperaz
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