Novel Sulphonylpyrroles as Inhibitors of Hdac S Novel Sulphonylpyrroles

A salt of a compound selected from the group consisting of

• (E)-3-[1-(biphenyl-4-sulfonyl)-1H-pyrrol-3-yl]-N-hydroxy-acrylamide,
• (E)-N-hydroxy-3-(1-[4-(([2-(1H-indol-2-yl)-ethyl]-methyl-amino)-methyl)-benzene sulfonyl]-1H-pyrrol-3-yl)-acrylamide,
• (E)-3-[1-(4-dimethylaminomethyl-benzenesulfonyl)-1H-pyrrol-3-yl]-N-hydroxy-acrylamide and
• (E)-N-hydroxy-3-[1-(5-pyridin-2-yl-thiophene-2-sulfonyl)-1H-pyrrol-3-yl]-acrylamide
• with an acid selected from the group consisting of
• hydrobromic acid, phosphoric acid, nitric acid, sulphuric acid, acetic acid, citric acid, D-gluconic acid, benzoic acid, 2-(4-hydroxybenzoyl)benzoic acid, butyric acid, sulphosalicylic acid, maleic acid, lauric acid, malic acid, fumaric acid, succinic acid, oxalic acid, tartaric acid, embonic acid, stearic acid, toluenesulphonic acid, methanesulphonic acid, 3-hydroxy-2-naphthoic acid, adipic acid, L-ascorbic acid, L-aspartic acid, benzenesulfonic acid, 4-acetamido-benzoic acid, (+)-camphoric acid, (+)-camphor-10-sulfonic acid, caprylic acid (octanoic acid), dodecylsulfonic acid, ethane-1,2-disulfonic acid, ethanesulfonic acid, 2-hydroxy-ethanesulfonic acid, formic acid, galactaric acid, gentisic acid, D-glucoheptonic acid, D-glucuronic acid, glutamic acid, 2-oxo-glutaric acid, hippuric acid, lactic acid, malonic acid, mandelic acid, naphthalene-1,5-disulfonic acid, naphthalene-2-sulfonic acid, nicotinic acid, palmitic acid, pyroglutamic acid, hydroiodic acid, cyclamic acid, thiocyanic acid, 2,2-dichloroacetic acid, glycerophosphoric acid, 1-hydroxy-2-naphthoic acid, salicyclic acid, 4-aminosalicyclic acid, glycolic acid, oleic acid, glutaric acid, cinnamic acid, capronic acid, isobutyric acid, propionic acid, capric acid, undecylenic acid and orotic acid,
• or
• with a base selected from the group consisting of
• a sodium salt, a guanidinium salt, a lithium salt, a magnesium salt, a calcium salt, a potassium salt, a ferric salt, an ammonium salt and a triethylammonium salt;
• or a hydrate thereof.