Compounds for the selective treatment of the intestinal immuno-inflammatory component of the celiac disease

A compound of formula (II)

• wherein
• R1 and R2, equal or different from each other, are selected from the group comprising —H, —CO—CH3, —CnH2n−1 with n from 1 to 6, a linear or branched alkyl group having 1 to 6 carbons, or together they form an aromatic or aliphatic ring with 5 or 6 atoms;
• R3 is selected from H, —CO—CH3, —NHOH, —OH, —OR6, wherein R6 is a linear or branched alkyl group having 1 to 6 carbons;
• R4 is selected from H, a linear or branched alkyl group having 1 to 6 carbons, phenyl, benzyl, —CF3, —CF2CF3, vinyl or allyl;
• R5, R7, R8 are H atoms;
• or
• R3 and R4, R4 and R5, or R7 and R8 together form a ring, fused to the benzene ring, either aromatic or aliphatic with 5 or 6 atoms comprising 1 to 2 heteroatoms independently selected from the group consisting of N, O
• or mixtures thereof and their pharmaceutically acceptable salts or esters,
• for the use in the treatment of the inflammatory component of the celiac disease.