Substituted tetrazol-1-yl-phenoxymethyl-thiazol-2-yl-piperidinyl-pyrimidine salts
Crystalline salts of 5-ethyl-2-{4-[4-(4-tetrazol-1-yl-phenoxymethyl)-thiazol-2-yl]-piperidin-1-yl}-pyrimidine, compositions thereof, methods for their preparation, and methods for their use are disclosed.
1. A method for preparing a polymorph (Form I) of a crystalline hydrochloride salt having a XRPD pattern comprising peaks at degrees 2-theta diffraction angles of about 8.8, 10.8, 16.1, 17.4, 20.4, 20.9, 21.5, 21.7, 26.6, and 28.1 comprising crystallizing 5-ethyl-2-{4-[4-(4-tetrazol-1-yl-phenoxymethyl)-thiazol-2-yl]-piperidin-1-yl}-pyrimidine hydrochloride from a solution comprising one or more of acetone, acetonitrile, dichloromethane, diethyl ether, ethyl acetate, ethanol, heptane, hexane, hexafluoroisopropanol, isopropyl alcohol, isopropyl ether, methyl ethyl ketone, methanol, methyl-tert-butyl ether, 2,2,2-trifluoroethanol, or tetrahydrofuran.
2. A method for preparing a polymorph (Form II) of a crystalline hydrochloride salt having a XRPD pattern comprising peaks at degrees 2-theta diffraction angles of about 7.8, 10.1, 12.5, 18.4, 19.0, 20.8, 23.0, and 23.5 comprising crystallizing 5-ethyl-2-{4-[4-(4-tetrazol-1-yl-phenoxymethyl)-thiazol-2-yl]-piperidin-1-yl}-pyrimidine hydrochloride from a solution comprising one or more of acetone, acetonitrile, dichloromethane, diethyl ether, ethyl acetate, ethanol, heptane, hexane, hexafluoroisopropanol, isopropyl alcohol, isopropyl ether, methyl ethyl ketone, methanol, methyl-tert-butyl ether, 2,2,2-trifluoroethanol, or tetrahydrofuran.
3. The method of claim 1 , wherein the solution is an acetone solution.
4. The method of claim 2 wherein the solution is a methanol solution.
5. The method of claim 2 wherein the solution is a methanol solution further comprising ethyl acetate or acetone.