Patent ID: 7105515

Claim:
A compound derived of sulphonamide with the general formula (1) wherein A represents a substituent selected from among: A heteroaromatic ring of 5 or 6 members having 1 or 2 heteroatorns selected from among oxygen, nitrogen and sulphur, optionally substituted by 1 or 2 halogen atoms, by a C1-C4 alkyl radical or by a phenyl or heteroaryl radical with 5 or 6 members having 1 or 2 atoms of oxygen, nitrogen or sulphur; R 1 represents hydrogen, a C1-C4 alkyl radical or a benzyl radical; n represents 0, 1, 2, 3 or 4; R 2 represents —NR 4 R 5 or a group with formula: Wherein the dotted line represents an optional chemical bond; and R 3 , R 4 and R 5 independently represent hydrogen or a C 1 -C 4 alkyl.