A process for preparation of Pyrazole derivatives adapted for one pot reaction involving the use of a pyclizing agent and involving the step of amidation in the presence of a catalyst. The steps for isolation and purification of found Pyrazole derivatives are also disclosed.
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(2008/12/08)
Pyrazolecarboxylic acid derivatives, their preparation, pharmaceutical compositions containing them
N-Piperidino-5-(4-bromophenyl)-1-(2,4-dichlorophenyl)-4-ethylpyrazole-3-carboxamide and its salts and solvates are powerful antagonists of the CB1cannabinoid receptors. They are prepared by reacting a functional derivative of 5-(4-bromophenyl)-
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(2008/06/13)
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