Novel m3 muscarinic acetylcholine receptor antagonists

A compound of formula I as indicated below:

• wherein
• n is 0 or 1;
• When X is nitrogen or oxygen, Y is nothing;
• When Y is nitrogen or oxygen, X is nothing;
• T is a sulfonyl group (SO2) or canbonyl group (CO);
• When T=CO, X is oxygen or nitrogen;
• Z− is selected from the group consisting of halo, CF3COO−, mesylate, tosylate, or any other pharmaceutically acceptable counter ion;
• R1 is selected from the group consisting of C1-C8 branched or unbranched alkyl, C3-C8 cycloalkyl, C3-C8 cycloalkyl lower alkyl, C3-C8 alkenyl, unsubstituted or substituted phenyl, or unsubstituted or substituted phenyl C1-C3 lower alkyl;
• wherein, when substituted, a group is substituted by one or more radicals selected from the group consisting of C1-C8 alkoxy, halo, hydroxy, amino, cyano, trifluoromethyl, C1-C8 branched or unbranched alkyl, C3-C8 cycloalkyl, C3-C8 cycloalkyl lower alkyl, phenyl and phenyl C1-C3 lower alkyl.
• R2 is selected from the group consisting of C1-C8 branched or unbranched alkyl, C3-C8 cycloalkyl, C3-C8 cycloalkyl lower alkyl, unsubstituted or substituted phenyl, or unsubstituted or substituted phenyl C1-C3 lower alkyl;
• wherein, when substituted, a group is substituted by one or more radicals selected from the group consisting of C1-C8 alkoxy, halo, hydroxy, amino, cyano, trifluoromethyl, C1-C8 branched or unbranched alkyl, C3-C8 cycloalkyl and C3-C8 cycloalkyl lower alkyl and heterocycle rings;
• R3 is selected from the group consisting of an unsubstituted or substituted following group:
• phenyl, phenyl C1-C6 lower alkyl, thiophenyl, thiophenyl C1-C6 lower alkyl, furanyl, furanyl C1-C6 lower alkyl, pyridinyl, pyridinyl C1-C6 lower alkyl, imidazolyl, imidazolyl C1-C6 lower alkyl, naphthyl, naphthyl C1-C6 lower alkyl, quinolinyl, quinolinyl C1-C6 lower alkyl, indolyl, indolyl C1-C6 lower alkyl, benzothiophenyl, benzothiophenyl C1-C6 lower alkyl, benzofuranyl, benzofuranyl C1-C6 lower alkyl, benzoimidazolyl, benzoimidazolyl C1-C6 lower alkyl, C1-C8 branched or unbranched alkyl, C3-C8 cycloalkyl, C3-C8 cycloalkyl C1-C6 lower alkyl, or C3-C8 alkenyl;
• wherein, when substituted, a group is substituted by one or more radicals selected from the group consisting of C1-C8 alkoxy, phenoxy, phenyl C1-C3 alkoxy, halo, hydroxy, amino, cyano, trifluoromethyl, methylenedioxy, ethylenedioxy, propylenedioxy, butylenedioxy, C1-C8 branched or unbranched alkyl, C3-C8 cycloalkyl, C3-C8 cycloalkyl lower alkyl, phenyl, phenyl C1-C3 lower alkyl, thiophenyl, thiophenyl C1-C3 lower alkyl, furanyl, furanyl C1-C3 lower alkyl, pyridinyl, pyridinyl C1-C3 lower alkyl, naphthyl, naphthyl C1-C3 lower alkyl, quinolinyl, quinolinyl C1-C3 lower alkyl, indolyl, indolyl C1-C3 lower alkyl, benzothiophenyl, benzothiophenyl C1-C3 lower alkyl, benzofuranyl, benzofuranyl C1-C3 lower alkyl, COOH, COR6, COOR6, CONHR6, CON(R6)2, COG, NHR6, N(R6)2, G, OCOR6, OCONHR6, NHCOR6, N(R6)COR6, NHCOOR6 and NHCONHR6;
• R4 is selected from the group consisting of C1-C8 branched or unbranched alkyl, C3-C8 cycloalkyl, C3-C8 cycloalkyl lower alkyl.