Patent number: 7109184
Abstract: Disclosed is a phosphate transport inhibiting compound represented by Structural Formula (I): R1 and R2 are independently —H, an electron withdrawing group or a C1–C10 alkyl group. Y is a covalent bond, a substituted methylene group, an unsubstituted methylene group or —CR1R2P(O)(OH)—. R3 is a hydrocarbyl group optionally comprising one or more amine, ammonium, ether, thioether or phenylene linking groups, a substituted hydrocarbyl group optionally comprising one or more amine, ammonium, ether, thioether or phenylene linking groups, a heteroaryl group, a substituted heteroaryl group or a phenyl group substituted with one or more groups selected from —Cl, —Br, —F, —CN, —NO2, —ORa, —N(Ra)2, —COORa, —CON(Ra)2, —CORa, —S(O)Ra, —S(O)2Ra, —S(O)2N(Ra)2, —NRaS(O)2Ra, —NRaCORa, a halogenated lower alkyl group, an aryl group, a substituted aryl group, or a halogenated alkoxy group. Each Ra is independently —H, lower alkyl, substituted lower alkyl, aryl or substituted aryl.
Type:
Grant
Filed:
March 19, 2003
Date of Patent:
September 19, 2006
Assignee:
Genzyme Corporation
Inventors:
Thomas H. Jozefiak, Cecilia M. Bastos, Chad C. Huval