1-benzylpyrazole derivatives, preparation thereof and therapeutic use thereof

A compound of the formula (I):

• in which:
• Y represents a group selected from:
• i) —N(R7)CO—,
• ii) —N(R7)CO—N(R7)—,
• iii) —OCO—, and
• iv) —N(R7)S(O)n—;
• R1 represents a hydrogen atom or a (C1-C4)alkyl group;
• R2 and R4 represent, each independently of one another, a hydrogen or halogen atom, or a (C1-C4)alkyl, (C1-C4)alkoxy or trifluoromethyl group;
• R3 and R5 represent, each independently of one another, a halogen atom or a (C1-C4)alkyl, (C1-C4)alkoxy, trifluoromethyl, trifluoromethoxy, cyano or S(O)mAlk group;
• R6 represents a group selected from:
• a (C1-C6)alkyl group, unsubstituted or substituted one or more times with one or more substituents selected independently from a halogen atom or a hydroxy, (C1-C4)alkoxy or trifluoromethoxy group;
• a phenyl, unsubstituted or substituted one or more times with R8;
• a benzyl or benzhydryl;
• a heterocyclic radical selected from:
• thienyl, furyl or pyrrolyl, said radicals being unsubstituted or substituted with a halogen atom, a (C1-C4)alkyl or trifluoromethyl group;
• a C3-C12 nonaromatic carbocyclic radical, unsubstituted or substituted one or more times with a halogen atom or a (C1-C4)alkyl, (C1-C4)alkoxy, hydroxy or cyano group;
• a (C3-C7)cycloalkylmethyl group, unsubstituted or substituted on the cycloalkyl with one or more (C1-C4)alkyl groups;
• and
• an aryloxymethyl group, unsubstituted or substituted on the methyl with one or two alkyl groups, in which the term aryloxy represents a phenoxy group, unsubstituted or substituted one or more times with R8;
• R7 represents a hydrogen atom or a (C1-C4)alkyl group;
• R8 represents a halogen atom;
• a (C1-C4)alkyl;
• trifluoromethyl;
• cyano;
• (C1-C4)alkoxy;
• trifluoromethoxy;
• phenyl;
• (C3-C7)cycloalkyl group or a group NHS(O)nAlk;
• n represents 1 or 2;
• m represents 0, 1 or 2;
• and
• Alk represents a (C1-C4)alkyl;
• or a salt thereof.