The present invention relates to compounds of Formula (I)
and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.
4-Oxoquinoline-3-carboxylic acid derivatives, their preparation and their use
申请人:UBE INDUSTRIES LIMITED
公开号:EP0352123A2
公开(公告)日:1990-01-24
Compounds of formula (I):
(in which: R1 represents fluorinated methoxy; R2 represents a nitrogen-containing heterocyclic group and R3 represents hydrogen or amino) and pharmaceutically acceptable salts, esters, amides and precursors thereof are valuable antibacterial agents, which may be prepared by reacting a compound similar to that of formula (I) but in which R2 is replaced by a halogen atom with a compound providing the required group R2.
Intermediates in the preparation of 4-oxoquinoline-3-carboxylic acid derivatives
申请人:UBE INDUSTRIES, LTD.
公开号:EP0610958A2
公开(公告)日:1994-08-17
Compounds of formula (XII), (XX), (XX'),(XXI) and
in which R1 represents fluorinated methoxy, R3 represents hydrogen or amino, R3' represents hydrogen or nitro, R3" represents hydrogen, nitro or amino, X and X' represent halogen and R17 represents a carboxy protecting group, are useful in the preparation of 4-oxoquinoline-3-carboxylic acid derivatives.