Derivatives of 3 - (heteroaryl amino) - 1,2,3,4 - tetrahydro - 9h carbazole, modulators of prostaglandin D2 Receptors, Pharmaceutical compositions containing them and Use thereof in the treatment of allergic or autoimmune Disorders such as Asthma.

摘要

Claim 1: a compound of formula (1) wherein R1 represents Hydrogen, alkyl c1-4 alkoxy, c1-4, halogeno, trifluoromethyl or trifluoromethoxy; R2 represents Hydrogen, c1-4 alkyl, alkoxy alkyl 2 - C1 - C2 - 3, fluoroalquilo c1-4 alkyl or cycloalkyl C1 - C3 - 6 - 2; and R3 represents a group h Eteroarilo insustituido or mono -, di - or tri substitutedWhere the substituents are chosen independently of the Group comprising Halogen c1-4 alkyl, cycloalkyl, c3-6, c1-4 alkoxy, fluoroalquilo c1-4 and phenyl; or a Salt of the compound.