Patent number: 6498180
Abstract: Compounds of formula (I) in which R1 is halo-C1-10 alkyl; halo-C2-10 alkenyl; or (CH2)nY in which n is 1 or 2 and Y is OH, CN, N3, OR3, SH, S(O)pR4, S(O)3H, NH2, NHR5, NR6R7, NHCOR8, NO2, CO2H, CONHR9, 1H-tetrazol-5-yl, 5-phenyltetrazol-2-yl or PO3H2; R3, R5, R6, R7, R8 and R9 are each selected independently from C1-4 alkyl, aryl and aryl-C1-4 alkyl; R4 is selected from C1-4 alkyl, aryl, aryl-C1-4 alkyl, and 1H-tetrazol-5-yl, carboxy-(1-4C)alkyl and 1H-tetrazol-5-yl-C1-4 alkyl; and p is 0, 1, 2 or 3; or a salt or ester thereof, provided that R1 is not methoxymethyl, modulate metabotropic glutamate receptor function and are useful in treating disorders of the central nervous system.
Type:
Grant
Filed:
November 16, 2001
Date of Patent:
December 24, 2002
Assignee:
Eli Lilly and Company
Inventors:
Ivan Collado Cano, Concepcion Pedregal Tercero, Alicia Marcos Llorente, Beatriz Lopez de Uralde Garmendia, Maria Rosario Gonzalez Garcia, Ana Belen Bueno Melendo