Regio - and enantioselective bioreduction of ethyl 2,4-dioxoalkanoates and γ-Keto-α-enamino esters with fermenting baker's yeast
摘要:
2,4-Dioxoalkanoates 1a-d and the parent compounds gamma-keto-alpha-enamino esters 2a-d are regioselectively reduced by baker's yeast to (R)-alpha-hydroxy-gamma-ketoesters 4a-d in moderate to good chemical yield and appreciable enantioselectivity. Pig liver esterase enantioselective hydrolysis of the acetyl derivatives 3a-d, easily obtained by treatment of racemic alpha-hydroxy-gamma-keto esters 4a-d, produced the optically active (S) 4a-d in good chemical (60-92%) and optical (53-92%) yield.
The present invention features compounds that are HIV integrase inhibitors and therefore are useful in the inhibition of HIV replication, the prevention and/or treatment of infection by HIV, and in the treatment of AIDS and/or ARC.
[EN] GLYCOLATE OXIDASE INHIBITORS AND USE THEREOF<br/>[FR] INHIBITEURS DE LA NADPH OXYDASE ET LEUR UTILISATION
申请人:ORFAN BIOTECH INC
公开号:WO2019133813A1
公开(公告)日:2019-07-04
The present invention provides pyrazoles, isoxazoles, isothiazoles, thiadiazoles, and pyridazines according to Formula I as described herein, and pharmaceutically acceptable salts thereof. Pharmaceutical compositions and methods for treating primary hyperoxaluria, type I (PH) and kidney stones are also described.