Tetrazole derivatives as TRPA1 inhibitors

A compound according to formula (I)

• wherein
• A is selected from the group consisting of phenyl, thiophenyl, benzothiophenyl or benzofuranyl, unsubstituted or substituted with one, two or three members of the group R3 consisting of halogen, C1-4-alkyl, C1-4-fluoroalkyl, C3-4-cycloalkyl, C3-4-cyclofluoroalkyl, O—C1-4-alkyl, O-cyclopropyl and NC—;
• or
• A is selected from the group consisting of
• R1 is selected from the group consisting of C1-4-alkyl, C1-4-fluoroalkyl, C3-6-cycloalkyl, R4—(H2C)m— and R5—(H2C)n—;
• wherein
• m is 1 or 2;
• n is 2;
• R4 is C3-6-cycloalkyl;
• R5 is —O—C1-4-alkyl or —O—C1-4-fluoroalkyl;
• R2 is selected from the group consisting of H, C1-4-alkyl, C3-6-cycloalkyl, C3-6-cyclofluoroalkyl, HO—C1-4-alkyl-, C1-4-fluoroalkyl, R6—(H2C)p—, R7—(H2C)q—, R6—(H(R8)C)p— and R7—(H(R9)C)q—;
• wherein
• p is 1 or 2;
• q is 2;
• R6 is selected from the group consisting of HO—C1-2-alkyl-, C3-6-cycloalkyl, C-morpholinyl, C-imidazolyl and C-pyrazolyl;
• wherein said C-pyrazolyl, C-imidazolyl and C-morpholinyl is unsubstituted or substituted with C1-4-alkyl or C1-4-fluoroalkyl;
• R7 is selected from the group consisting of C1-4-alkyl-O—, C1-4-fluoroalkyl-O—, C1-4-alkyl-S(O)2—, N-morpholinyl, N-imidazolyl and N-pyrazolyl;
• wherein said N-pyrazolyl, N-imidazolyl, N-morpholinyl is unsubstituted or substituted with C1-4-alkyl or C1-4-fluoroalkyl;
• R8 and R9 are independently selected from H or C1-4-alkyl;
• or a salt thereof.