C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/266.1, 260/2
C07D 403/06 (2006.01) C07D 209/48 (2006.01) C07D 295/185 (2006.01) C07D 307/68 (2006.01) C07D 333/24 (2006.01) C07D 333/38 (2006.01) C07D 405/06 (2006.01) C07D 409/06 (2006.01)
Patent
CA 2010750
NEW DERIVATIVES OF 4-SUBSTITUTED PIPERAZINES SUMMARY: The reaction of N-substituted piperazines with carboxylic acids or their active derivatives such as lower-alkyl esters or the acid chlorides. leads to the formation of new piperazine carboxamides of general structural formula I: Image I These compounds and the physiologically acceptable salts thereof are useful as analgesics and antiinflammatory agents.
Avello Antonio Toledo
Orjales Venero Aurelio
Fabrica Espanola de Productos Quimicos Y. Farmeceuticos S.a. (fa
Fetherstonhaugh & Co.
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