Spiro-quaternary ammonium halides and n-(2-...

Details Spiro-quaternary ammonium halides and n-(2-... Spiro-quaternary ammonium halides and n-(2-...

C - Chemistry, Metallurgy

07

D

260/263

C07D 471/10 (2006.01) C07D 487/10 (2006.01)

Patent

CA 1175832

MJ 517 SPIRO-QUATERNARY AMMONIUM HALIDES AND N-(2-PYRIMIDINYL)PIPERAZINYLALKYLAZASPIROALKANEDIONE PROCESS Abstract of the Invention Novel spiro-quaternary ammonium halides are disclosed. The new compounds are particularly valuable as intermediates in prepara- tion of N-(2-pyrimidinyl)piperarinylalkyl derivatives of azaspiro- alkanediones such as the psychopharmacologic agent 8-[4-[4-(2-pyrimidinyl)- 1-piperazinyl]butyl]-8-azaspiro[4.5]decane-7,9-dione.

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