- Novel Compounds for the Treatment of Diseases Associated with Amyloid or Amyloid-Like Proteins
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The present invention relates to novel compounds that can be employed in the treatment of a group of disorders and abnormalities associated with amyloid protein, such as Alzheimer's disease, and of diseases or conditions associated with amyloid-like proteins. The compounds of the present invention can also be used in the treatment of ocular diseases associated with pathological abnormalities/changes in the tissues of the visual system. The present invention further relates to pharmaceutical compositions comprising these compounds and to the use of these compounds for the preparation of medicaments for treating or preventing diseases or conditions associated with amyloid and/or amyloid-like proteins. A method of treating or preventing diseases or conditions associated with amyloid and/or amyloid-like proteins is also disclosed.
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- NOVEL DIPEPTIDYL PEPTIDASE IV INHIBITORS; PROCESSES FOR THEIR PREPARATION AND COMPOSITIONS THEREOF
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The present invention relates to novel dipeptidyl peptidase IV (DPP-IV) inhibitors of the formula (I), and their analogs, isomers, pharmaceutical compositions and therapeutic uses, methods of making the same.
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(2010/02/11)
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- 2-CYANOPYRROLIDINE DERIVATIVES AND THEIR USE AS DPP-IV INHIBITORS
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A compound of the formula (I) or a pharmaceutically acceptable salt thereof: [wherein X is CFH, or CF?2#191, R?1? is the moiety represented by the formula: [wherein R?2? is (lower) alkyl, R?3? is phenyl-(lower)alkyl, and the like.], and the like.] Compounds of formula (I) inhibit DPP-IV activity. They are therefore useful in the treatment of conditions mediated by DPP-IV, such as NIDDM.
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- NITROGENOUS FIVE-MEMBERED RING COMPOUNDS
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The present invention is to provide an aliphatic nitrogen-containing 5-membered ring compound represented by the formula [I] : wherein symbols in the formula have the following meanings;A: -CH2- or -S-,B: CH or N,R1: H, a lower alkyl group, etc.,X: a single bonding arm, -CO-, -Alk-CO-, -COCH2-, -Alk-O-, -O-CH2-, -SO2-, -S-, -COO-, -CON(R3)-, -Alk-CON(R3)-, -CON(R3)CH2-, -NHCH2-, etc.,R3: hydrogen atom or a lower alkyl group,Alk: a lower alkylene group, andR2: (1) a cyclic group which may be substituted, (2) a substituted amino group, etc., provided that when X is -CO-, then B is N, or a pharmaceutically acceptable salt thereof.
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