A General Procedure for the Synthesis of 2-Substituted Pyrimidine-5-Carboxylic Esters
作者:Pavel Zhichkin、David J. Fairfax、Shane A. Eisenbeis
DOI:10.1055/s-2002-25767
日期:——
A method for the synthesis of 2-substituted pyrimidine-5-carboxylic esters is described. The sodium salt of 3,3-dimethoxy-2-methoxycarbonylpropen-1-ol (3) has been found to react with a variety of amidinium salts to afford the corresponding 2-substituted pyrimidine-5-carboxylic esters.
The invention provides compounds of formula
wherein R
1
, R
2
, R
3
, A and m are as defined in the specification and optical isomers, racemates and tautomers thereof, and pharmaceutically acceptable salts thereof; together with processes for their preparation, pharmaceutical compositions containing them and their use in therapy. The compounds are inhibitors of microsomal prostaglandin E synthase-1.
The invention provides compounds of formula
wherein R
1
, R
3
, L
1
, L
2
, G
1
, G
2
, A and m are as defined in the specification and optical isomers, racemates and tautomers thereof, and pharmaceutically acceptable salts thereof; together with processes for their preparation, pharmaceutical compositions containing them and their use in therapy. The compounds are inhibitors of microsomal prostaglandin E synthase-1.
Provided herein are antibacterial compounds, wherein the compounds in some embodiments have broad spectrum bioactivity. The compounds provided herein can in other embodiments overcome the resistance conferred by single amino acid mutations at defined positions of bacterial Signal Peptidases (SPases) and in other embodiments provide for a broad spectrum of antibiotic bioactivity. Pharmaceutical compositions and methods for treatment using the compounds described herein are also provided.