Abstract: The invention provides a compound of formula (0): or a pharmaceutically acceptable salt, N-oxide or tautomer thereof; wherein: n is 1 or 2; X is CH or N; Y is selected from CH and C—F; Z is selected from C—Rz and N; R1 is selected from: -(Alk1)t-Cyc1; wherein t is 0 or 1; Optionally substituted C1-6 acyclic hydrocarbon groups R2 is selected from hydrogen; halogen; and C1-3 hydrocarbon groups optionally substituted with one or more fluorine atoms; R3 is hydrogen or a group L1-R7; R4 is selected from hydrogen; methoxy; and optionally substituted C1-3 alkyl; and R4a is selected from hydrogen and a C1-3 alkyl group; wherein Rz, Alk1, Cyc1, L1 and R7 are defined herein; provided that the compound is other than 6-benzyl-3-{2-[(2-methylpyrimidin-4-yl)amino]pyridin-4-yl}-7,8-dihydro-1,6-naphthyridin-5(6H)-one and 3-{2-[(2-methylpyrimidin-4-yl)amino]pyridin-4-yl}-7,8-dihydro-1,6-naphthyridin-5(6H)-one and salts and tautomers thereof.

Abstract: Solid forms comprising salts of 4-{(R)-(3-aminophenyl)[4-(4-fluorobenzyl)piperazin-1-yl]methyl}-N,N-diethylbenzamide, compositions comprising the solid forms, methods of making the solid forms, and methods of their use for the treatment of various diseases and/or disorders are provided herein.

Abstract: Provided herein are novel processes for the preparation of intermediates that may be useful in the preparation of 5-Ht1b receptor antagonist useful in the treatment of depression, anxiety and other related diseases. The present processes may offer improved yields, purity, ease of preparation and isolation of intermediates and final product and more industrially useful reaction conditions and workability.