Abstract: The present invention relates, inter alia, to a method of preventing or treating skin cancer or skin precancer, the method comprising locally administering to the skin of a subject in need thereof an effective amount of a compound of Formula (I) or a pro-drug thereof, Formula (I) wherein the subject is being administered an immunosuppressant agent that binds to FKBP12. The agent that binds to FKBP12 may be tacrolimus. The invention also relates to methods of preventing or treating a skin condition, disorder or disease associated with administration of an immunosuppressant agent that binds to FKBP12, and to uses of the compound of Formula (I) in treating skin cancer or skin precancer, or a skin condition, disorder or disease associated with administration of an immunosuppressant agent that binds to FKBP12.

Abstract: Isoxazoles of formula (A) or (B) are inhibitors of HSP90 activity, and useful for treatment of, for example cancers: wherein R1, is a group of formula (IA): —Ar1-(Alk1)p-(Z)r-(Alk2)s-Q, wherein in any compatible combination Ar1 is an optionally substituted aryl or heteroaryl radical, Alk1 and Alk2 are optionally substituted divalent C1-C6 alkylene or C2-C6 alkenylene radicals, p, r and s are independently 0 or 1, Z is -0-, —S—, —(C?O)—, —(C?S)—, —SO.sub.

Abstract: Isoxazoles of formula (A) or (B) are inhibitors of HSP90 activity, and useful for treatment of, for example cancers: wherein R1, is a group of formula (IA): —Ar1-(Alk1)p-(Z)r-(Alk2)s-Q, wherein in any compatible combination Ar1 is an optionally substituted aryl or heteroaryl radical, Alk1 and Alk2 are optionally substituted divalent C1-C6 alkylene or C2-C6 alkenylene radicals, p, r and s are independently 0 or 1, Z is -0-, —S—, —(C?O)—, —(C?S)—, —SO.sub.

Abstract: Isoxazoles of formula (A) or (B) are inhibitors of HSP90 activity, and useful for treatment of, for example cancers: wherein R1, is a group of formula (IA): —Ar1-(Alk1)p-(Z)r-(Alk2)s-Q, wherein in any compatible combination Ar1 is an optionally substituted aryl or heteroaryl radical, Alk1 and Alk2 are optionally substituted divalent C1-C6 alkylene or C2-C6 alkenylene radicals, p, r and s are independently 0 or 1, Z is —O—, —S—, —(C?O)—, —(C?S)—, —SO.sub.

Abstract: A compound of formula I, wherein the compound of formula I has the structure: wherein R1 to R5, Y, L, Z and X1 to X7 have meanings given in the description, said compounds having utility in the treatment of hyperproliferative disease.

Abstract: A compound of formula I, wherein the compound of formula I has the structure: wherein R1 to R5, Y, L, Z and X1 to X7 have meanings given in the description, said compounds having utility in the treatment of hyperproliferative disease.

Abstract: Isoxazoles of formula (A) or (B) are inhibitors of HSP90 activity, and useful for treatment of, for example cancers: wherein R1, is a group of formula (IA): —Ar1-(Alk1)p-(Z)r-(Alk2)s-Q, wherein in any compatible combination Ar1 is an optionally substituted aryl or heteroaryl radical, Alk1 and Alk2 are optionally substituted divalent C1-C6 alkylene or C2-C6 alkenylene radicals, p, r and s are independently 0 or 1, Z is -0-, —S—, —(C?O)—, —(C?S)—, —SO.sub.

Abstract: Isoxazoles of formula (A) or (B) are inhibitors of HSP90 activity, and useful for treatment of, for example cancers: wherein R1, is a group of formula (IA): —Ar1-(Alk1)p-(Z)r-(Alk2)s-Q, wherein in any compatible combination Ar1 is an optionally substituted aryl or heteroaryl radical, Alk1 and Alk2 are optionally substituted divalent C1-C6 alkylene or C2-C6 alkenylene radicals, p, r and s are independently 0 or 1, Z is —O—, —S—, —(C?O)—, —(C?S)—, —SO.sub.

Abstract: Compounds of formula (1) are inhibitors of HSP90 activity in vitro or in vivo, and of use in the treatment of inter alia, cancer: wherein R2 is a group of formula —(Ar1)m-(Alk1)P-(Z)r-(Alk2)S-Q wherein Ar1 is an optionally substituted aryl or heteroaryl radical, Alk? and Alk 2 are optionally substituted divalent C1-C3 alkylene or C2-C3 alkenylene radicals, m, p, r and s are independently 0 or 1, Z is —O—, —S—, —(C?O)—, —(C?S)—, —SO2—, —C(?O)O—, —C(?O)NRA—, —C(?S)NRA—, —SO2NRA—, —NRAC(?O)—, —NRASO2— or —NRA— wherein RA is hydrogen or C1-C6 alkyl, and Q is hydrogen or an optionally substituted carbocyclic or heterocyclic radical; R3 is hydrogen, an optional substituent, or an optionally substituted (C1-C6)alkyl, aryl or heteroaryl radical; and R4 is a carboxylic ester, carboxamide or sulfonamide group.

Abstract: Isoxazoles of formula (A) or (B) are inhibitors of HSP90 activity, and useful for treatment of, for example cancers: wherein R1, is a group of formula (IA): —Ar1-(Alk1)p-(Z)r-(Alk2)s-Q, wherein in any compatible combination Ar1 is an optionally substituted aryl or heteroaryl radical, Alk1 and Alk2 are optionally substituted divalent C1-C6 alkylene or C2-C6 alkenylene radicals, p, r and s are independently 0 or 1, Z is -0-, —S—, —(C?O)—, —(C?S)—, —SO.sub.

Abstract: Isoxazoles of formula (A) or (B) are inhibitors of HSP90 activity, and useful for treatment of, for example cancers: wherein R1, is a group of formula (IA): —Ar1-(Alk1)p-(Z)r-(Alk2)s-Q, wherein in any compatible combination Ar1 is an optionally substituted aryl or heteroaryl radical, Alk1 and Alk2 are optionally substituted divalent C1-C6 alkylene or C2-C6 alkenylene radicals, p, r and s are independently 0 or 1, Z is -0-, —S—, —(C?O)—, —(C?S)—, —SO.sub.

Abstract: The present invention relates to new salt forms of 5-(2,4-dihydroxy-5-isopropyl-phenyl)-4-(4-morpholin-4-ylmethyl-phenyl)-isoxazole-3-carboxylic acid ethylamide, in particular the mesylate, hydrochloride, tartrate, phosphate and hemi fumarate salt thereof; to crystalline forms of such salts; to polymorphs of 5-(2,4-dihydroxy-5-isopropyl-phenyl)-4-(4-morpholin-4-ylmethyl-phenyl)-isoxazole-3-carboxylic acid ethylamide; to hydrates and polymorphs of the new salt forms mentioned above; to the use of the new salt forms mentioned above for the manufacture of a medicament for the treatment of a disorder mediated by Hsp90; to a method for treating a disorder mediated by Hsp90 using the new salt forms; to formulations comprising such salt forms, in particular aqueous solutions suitable for intravenous administration; and to amber glass containers being filled with such formulations.

Abstract: Isoxazoles of formula (A) or (B) wherein R1 is a group of formula (IB) The isoxazoles are inhibitors of HSP90 activity, and useful for the treatment of, for example, cancers.

Abstract: Isoxazoles of formula (A) or (B) wherein R1 is a group of formula (IB) The isoxazoles are inhibitors of HSP90 activity, and useful for the treatment of, for example, cancers.

Abstract: The present invention relates to new salt forms of 5-(2,4-dihydroxy-5-isopropyl-phenyl)-4-(4-morpholin-4-ylmethyl-phenyl)-isoxazole-3-carboxylic acid ethylamide, in particular the mesylate, hydrochloride, tartrate, phosphate and hemi fumarate salt thereof; to crystalline forms of such salts; to polymorphs of 5-(2,4-dihydroxy-5-isopropyl-phenyl)-4-(4-morpholin-4-ylmethyl-phenyl)-isoxazole-3-carboxylic acid ethylamide; to hydrates and polymorphs of the new salt forms mentioned above; to the use of the new salt forms mentioned above for the manufacture of a medicament for the treatment of a disorder mediated by Hsp90; to a method for treating a disorder mediated by Hsp90 using the new salt forms; to formulations comprising such salt forms, in particular aqueous solutions suitable for intravenous administration; and to amber glass containers being filled with such formulations.

Abstract: The present invention relates to new salt forms of 5-(2,4-dihydroxy-5-isopropyl-phenyl)-4-(4-morpholin-4-ylmethyl-phenyl)-isoxazole-3-carboxylic acid ethylamide, in particular the mesylate, hydrochloride, tartrate, phosphate and hemi fumarate salt thereof; to crystalline forms of such salts; to polymorphs of 5-(2,4-dihydroxy-5-isopropyl-phenyl)-4-(4-morpholin-4-ylmethyl-phenyl)-isoxazole-3-carboxylic acid ethylamide; to hydrates and polymorphs of the new salt forms mentioned above; to the use of the new salt forms mentioned above for the manufacture of a medicament for the treatment of a disorder mediated by Hsp90; to a method for treating a disorder mediated by Hsp90 using the new salt forms; to formulations comprising such salt forms, in particular aqueous solutions suitable for intravenous administration; and to amber glass containers being filled with such formulations.

Abstract: The use of compounds of formula (I) in therapy, particularly for the treatment of a disorder mediated by excessive or inappropriate HSP90 activity formula (I), wherein R2 is a group of formula (IA): —(Ar1)m-(Alk1)p-(Z)r-(Alk2)S-Q??(IA) Ar1, Alk1, Z, Alk2 and Q being as defined in the specification; m, p, r and s are independently 0 or 1; R3 is hydrogen, an optional substituent, or an optionally substituted (C1-C6)alkyl, aryl or heteroaryl radical; and R4 is a carboxylic ester, carboxamide or sulfonamide group; or a salt, N-oxide, hydrate, or solvate thereof.

Abstract: Compounds of formula (1) are inhibitors of HSP90 activity in vitro or in vivo, and of use in the treatment of inter alia, Cancer: wherein R2 is a group of formula —(Ar1)m-(Alk1)P-(Z)r-(Alk 2)S-Q wherein Ar1 is an optionally substituted aryl or heteroaryl radical, Alk? and Alk 2 are optionally substituted divalent C1-C3 alkylene or C2-C3 alkenylene radicals, m, p, r and s are independently 0 or 1, Z is —O—, —S—, —(C?O)—, —(C?S)—, —SO2—, —C(?O)O—, —C(?O)NRA—, —C(?S)NRA—, —SO2NRA—, —NRAC(?O)_, —NRASO2- or —NRA—wherein RA is hydrogen or C1-C6 alkyl, and Q is hydrogen or an optionally substituted carbocyclic or heterocyclic radical; R3 is hydrogen, an optional substituent, or an optionally substituted (C1-C6)alkyl, aryl or heteroaryl radical; and R4 is a carboxylic ester, carboxamide or sulfonamide group.

Abstract: Compounds of formula (IA) or (IB) or salts, N-oxides, hydrates or solvates thereof are Inhibitors of HSP90, and useful in the treatment of, for example, cancer: formula (IA), formula (IB) wherein Ar is an aryl or heteroaryl radical which is linked via a ring carbon, and which is substituted by a hydroxy group on a carbon in the 2-position, and which is otherwise either unsubstituted or optionally substituted; R1 is hydrogen or optionally substituted C1-C6 alkyl; R2 is hydrogen, optionally substituted cycloalkyl, cycloalkenyl, C1-C6 alkyl, C1-C6alkenyl, or C1-C6 alkynyl; or a carboxyl, carboxamide or carboxyl ester group; and R3 is a carboxamide group.

Abstract: Isoxazoles of formula (A) or (B) are inhibitors of HSP90 activity, and useful for treatment of, for example cancers: wherein R1, is a group of formula (IA): —Ar1-(Alk1)p-(Z)r-(Alk2)s-Q, wherein in any compatible combination Ar1 is an optionally substituted aryl or heteroaryl radical, Alk1 and Alk2 are optionally substituted divalent C1-C6 alkylene or C2-C6 alkenylene radicals, p, r and s are independently 0 or 1, Z is -0-, —S—, —(C?O)—, —(C?S)—, —SO.sub.