It refers to a formula compound (1), wherein: A is cycloquilo C3-C10, heterosexual c3-c8, arilo c6-c15, heterosexual c5-c12, which is replaced by one or more R1; B is a carbon thyroid or heterosexual c9-c11 ring system, which is replaced by one or more R2; X is selected from O, s and CH2; R1 and R2 are h, C1-C6, Cycloquilo C3-C10, = O, = s, among other things; R3 is h, halogen, ORC, ocf3, SRC, among others; RC is h, or an excimer selected from the tar of C1-6, arilo C6-10, arilalquilo c7-16. They are the preferred compounds (2),(3)There are others And a pharmacist These compounds inhibit the enzyme thyroid and are useful in the treatment of diseases related to cell overdiffusion or anorexia.SE REFIERE A UNA COMPUESTO DE FORMULA (1) DONDE: A ES CICLOALQUILO C3-C10, HETEROCICLOALQUILO C3-C8, ARILO C6-C15, HETEROARILO C5-C12 SUSTITUIDO O NO CON UNO O MAS R1; B ES UN SISTEMA DE ANILLOS CARBOCICLICO O HETEROBICICLICO C9-C11 SUSTITUIDO O NO CON UNO O MAS R2; X SE SELECCIONA ENTRE O, S Y CH2; R1 Y R2 SON CADA UNO H, ALQUILO C1-C6, CICLOALQUILO C3-C10, =O, =S, ENTRE OTROS; R3 ES H, HALOGENO, -ORc, -OCF3, -SRc, ENTRE OTROS; Rc ES H O UN RADICAL SELECCIONADO ENTRE ALQUILO C1-6, ARILO C6-10, ARILALQUILO C7-16, ENTRE OTROS. SON COMPUESTOS PREFERIDOS (2), (3), ENTRE OTROS. REFERIDA TAMBIEN A UNA COMPOSCION FARMACEUTICA. DICHOS COMPUESTOS SON INHIBIDORES DE LA TIROSINA QUINASA SIENDO UTILES EN EL TRATAMIENTO DE ENFERMEDADES RELACIONADAS CON PROLIFERACION CELULAR EXCESIVA O ANOMALIA