[EN] ALPHA-KETOAMIDE DERIVATIVE, AND PRODUCTION METHOD AND USE THEREOF<br/>[FR] DERIVE D'ALPHA-CETOAMIDE, SON PROCEDE DE PRODUCTION ET D'UTILISATION
申请人:SENJU PHARMA CO
公开号:WO2005056519A1
公开(公告)日:2005-06-23
The present invention provides a compound represented by the formula (I): (INSERT CHEMICAL FORMULA) (wherein R1 is a lower alkyl substituted by a lower alkoxy or a heterocyclic group, or a heterocyclic group; R2 is a lower alkyl optionally substituted by a phenyl; and R3 is a lower alkyl optionally substituted by a halogen, a lower alkoxy or a phenyl, or a fused polycyclic hydrocarbon group), which is well absorbed orally, exhibits durability of good blood level and has potent calpain inhibitory activity.
PROCESS FOR SYNTHESIS OF SYN AZIDO EPOXIDE AND ITS USE AS INTERMEDIATE FOR THE SYNTHESIS OF AMPRENAVIR & SAQUINAVIR
申请人:Council of Scientific & Industrial Research
公开号:US20150011782A1
公开(公告)日:2015-01-08
Disclosed herein is a novel route of synthesis of syn azide epoxide of formula 5, which is used as a common intermediate for asymmetric synthesis of HIV protease inhibitors such as Amprenavir, Fosamprenavir, Saquinavir and formal synthesis of Darunavir and Palinavir obtained by Cobalt-catalyzed hydrolytic kinetic resolution of racemic anti-(2SR,3SR)-3-azido-4-phenyl-1,2-epoxybutane (azido-epoxide).
HIV protease inhibitors useful for the treatment of aids
申请人:MERCK & CO. INC.
公开号:EP0434365A3
公开(公告)日:1991-11-27
Compounds of the form, A-G-B-B-Jwherein A is an amine protecting group or urethane, G a dipeptide isostere substituted with a basic amine nitrogen, B an amino acid or analog thereof, and J a small terminal group are described. These compounds are useful in the inhibition of HIV protease, the prevention or treatment of infection by HIV and the treatment of AIDS, either as compounds, pharmaceutically acceptable salts, pharmaceutical composition ingredients, whether or not in combination with other antivirals, immunomodulators, antibiotics or vaccines. Methods of treating AIDS and methods of preventing or treating infection by HIV are also described.
Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I):
or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.
Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I):
or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.