Publication number: 20100093695
Abstract: This invention discloses novel gamma secretase inhibitors of the formula: wherein: L is —O—, —N(R6)—, —S—, —S(O)—, or —S(O2)—; R1 is selected from the group consisting of aryl and heteroaryl; R2 is selected from the group consisting of alkyl, —C(O)—Y, —X—C(O)—Y, -alkylene-X—C(O)—Y, -alkylene-C(O)—Y, -alkylene-cycloalkylene-X—C(O)—Y, -alkylene-cycloalkylene-C(O)—Y, -cycloalkylene-alkylene-X—C(O)—Y, -cycloalkylene-alkylene-C(O)—Y, -cycloalkylene-X—C(O)—Y, -cycloalkylene-C(O)—Y, -alkylene-cycloalkylene-alkylene-X—C(O)—Y, -alkylene-cycloalkylene-alkylene-C(O)—Y, aryl, and heteroaryl; R3 is selected from the group consisting of aryl, heteroaryl, alkyl, cycloalkyl, arylalkyl, arylcycloalkyl, heteroarylalkyl, heteroarylcycloalkyl, arylheterocycloalkyl, and alkoxyalkyl; each R4 and R5 is independently selected from the group consisting of H and alkyl; and Y is selected from the group consisting of —NR8R9, —N(R6)—(CH2)b—NR8R9, aryl, heteroaryl, alkyl, cycloalkyl, arylalkyl, arylcycloalkyl, heteroarylalkyl, heter
Type:
Application
Filed:
December 8, 2009
Publication date:
April 15, 2010
Inventors:
Hubert B. Josien, John W. Clader, Thomas A. Bara, Ruo Xu, Hongmei Li, Dmitri A. Pissarnitski, Zhiqiang Zhao
Publication number: 20060040936
Abstract: This invention discloses novel gamma secretase inhibitors of the formula: wherein: L is —O—, —N(R6)—, —S—, —S(O)—, or —S(O2)—; R1 is selected from the group consisting of aryl and heteroaryl; R2 is selected from the group consisting of alkyl, —C(O)—Y, —X—C(O)—Y, -alkylene-X—C(O)—Y, -alkylene-C(O)—Y, -alkylene-cycloalkylene-X—C(O)—Y, -alkylene-cycloalkylene-C(O)—Y, -cycloalkylene-alkylene-X—C(O)—Y, -cycloalkylene-alkylene-C(O)—Y, -cycloalkylene-X—C(O)—Y, -cycloalkylene-C(O)—Y, -alkylene-cycloalkylene-alkylene-X—C(O)—Y, -alkylene-cycloalkylene-alkylene-C(O)—Y, aryl, and heteroaryl; R3 is selected from the group consisting of aryl, heteroaryl, alkyl, cycloalkyl, arylalkyl, arylcycloalkyl, heteroarylalkyl, heteroarylcycloalkyl, arylheterocycloalkyl, and alkoxyalkyl; each R4 and R5 is independently selected from the group consisting of H and alkyl; and Y is selected from the group consisting of —NR8R9, —N(R6)—(CH2)b—NR8R9, aryl, heteroaryl, alkyl, cycloalkyl, arylalkyl, arylcycloalkyl, heteroarylalkyl,
Type:
Application
Filed:
June 28, 2005
Publication date:
February 23, 2006
Inventors:
Hubert Josien, John Clader, Thomas Bara, Ruo Xu, Hongmei Li, Dmitri Pissarnitski, Zhiqiang Zhao
Publication number: 20060004004
Abstract: Gamma-secretase inhibitors of the formula: are useful in treating various neurodegenerative diseases, wherein, for example: R1 includes unsubstituted or substituted aryl or heteroaryl groups; R2 includes —C(O)—Y, -alkylene-C(O)—Y, -alkylene-cycloalkylene-C(O)—Y, -cycloalkylene-alkylene-C(O)—Y, -alkylene-cycloalkylene-alkylene-C(O)—Y, -cycloalkylene-C(O)—Y, —S(O)—Y, -alkylene-S(O)—Y, -alkylene-cycloalkylene-S(O)—Y, -cycloalkylene-alkylene-S(O)—Y, -alkylene-cycloalkylene-alkylene-S(O)—Y, -cycloalkylene-S(O)—Y, —S(O2)—Y, -alkylene-S(O2)—Y, -alkylene-cycloalkylene-S(O2)—Y, -cycloalkylene-alkylene-S(O2)—Y, -alkylene-cycloalkylene-alkylene-S(O2)—Y, and -cycloalkylene-S(O2)—Y, wherein Y is as defined herein, and each of said alkylene or cycloalkylene may be unsubstituted or substituted as provided herein; each R3 is independently includes H, alkyl, —O-alkyl, —OH, —N(R9)2, acyl, and aroyl; or the moiety (R3)2, together with the ring carbon atom to which it is shown attached in formula I, defines a carbonyl
Type:
Application
Filed:
April 4, 2005
Publication date:
January 5, 2006
Inventors:
Theodros Asberom, John Clader, Hubert Josien, Mark McBriar, Dmitri Pissarnitski, Zhiqiang Zhao