Methods for treating cognitive disorders using 3-aryl-3-hydroxy-2-amino-propionic acid amides, 3-heteroaryl-3-hydroxy-2-amino-propionic acid amides and related compounds

The use of a compound in the manufacture of a medicament for treating a cognitive disorder, wherein the compound has the following structure:

• where R1 is H or alkyl of 1 to 6 carbons,
• R2 is H, alkyl of 1 to 6 carbons or the R1 and R2 groups together with the nitrogen form a saturated or unsaturated 4, 5, 6 or 7 membered ring that optionally includes one or two heteroatoms independently selected from N, O and S, said 4, 5, 6 or 7 membered ring optionally being substituted with one or two COOH, CH2OH, OH, B(OH)2, halogen groups, cyano groups or with one or two alkyl groups having 1 to 6 carbons;
• R3 is H, CO—R7 or CO—O—R7 where R7 is H, alkyl of 1 to 1 to 20 carbons, cycloalkyl of 3 to 6 carbons, aryl or heteroaryl, aryl-alkyl, aryl(hydroxy)alkyl, heteroaryl-alkyl or heteroalkyl(hydroxy)alkyl where the alkyl moiety has 1 to 4 carbons, said aryl or heteroaryl groups being optionally substituted with 1 to 3 groups independently selected from the group consisting of halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons and thioxy of 1 to 3 carbons;
• R4 is H, alkyl of 1 to 6 carbons, or CO—R8 where R8 is alkyl of 1 to 6 carbons,
• R5 and R6 are independently selected from H, halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons and thioxy of 1 to 3 carbons, or
• R5 and R6 together with the atoms to which they are attached jointly form a carbocyclic or a heterocyclic ring, the carbocyclic ring having 5 or 6 atoms in the ring, the heterocyclic ring having 5 or 6 atoms in the ring and 1 to 3 heteroatoms independently selected from N, O and S;
• said carbocyclic or heterocyclic ring jointly formed by R5 and R6 being optionally substituted with 1 to 6 R9 groups where R9 is independently selected from halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons, and
• the wavy lines represent bonds of the alpha or beta configuration, or any pharmaceutically acceptable salt of said compound.

The use of a compound in the manufacture of a medicament for treating a cognitive disorder, wherein the compound has the following structure:

• where R1 is H or alkyl of 1 to 6 carbons,
• R2 is alkyl of 1 to 6 carbons or the R1 and R2 groups together with the nitrogen form a saturated or unsaturated 4, 5, 6 or 7 membered ring that optionally includes one or two heteroatoms independently selected from N, O and S, said 4, 5, 6 or 7 membered ring optionally being substituted with one or two COOH, CH2OH, OH, B(OH)2, halogen groups, cyano groups, or with one or two alkyl groups having 1 to 6 carbons,
• R3 is H, CO—R7 or CO—O—R7 where R7 is H, alkyl of 1 to 1 to 20 carbons, aryl or heteroaryl, cycloalkyl of 3 to 6 carbons, aryl-alkyl aryl(hydroxy)alkyl, heteroaryl-alkyl or heteroaryl(hydroxy)alkyl where the alkyl moiety has 1 to 4 carbons, said aryl or heteroaryl groups being optionally substituted with 1 to 3 groups independently selected from the group consisting of halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons and thioxy of 1 to 3 carbons;
• R4 is H, alkyl of 1 to 6 carbons, or CO—R8 where R8 is alkyl of 1 to 6 carbons;
• R5 and R6 are independently selected from H, halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons, thioxy of 1 to 3 carbons and phenyl, or
• R5 and R6 together with the atoms to which they are attached jointly form a carbocyclic or a heterocyclic ring, the carbocyclic ring having 5 or 6 atoms in the ring, the heterocyclic ring having 5 or 6 atoms in the ring and 1 to 3 heteroatoms independently selected from N, O and S;
• said carbocyclic or heterocyclic ring jointly formed by R5 and R6 being optionally substituted with 1 to 6 R9 groups where R9 is independently selected from halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons and thioxy of 1 to 3 carbons, and the wavy lines represent bonds connected to carbons having R or S of configuration, with the proviso that the claim does not cover compounds where R4 is H, R1 and R2 jointly with the nitrogen form a pyrrolidino or morpholino ring, or any pharmaceutically acceptable salt of said compound.

The use of a compound in the manufacture of a medicament for treating a cognitive disorder, wherein the compound has the following structure:

• where X is O or S;
• R1 is H or alkyl of 1 to 6 carbons,
• R2 is H, alkyl of 1 to 6 carbons or the R1 and R2 groups together with the nitrogen form a saturated or unsaturated 5 or 6 membered ring that optionally includes one or two heteroatoms independently selected from N, O and S, said 4, 5, 6 or 7 membered ring optionally being substituted with one or two COOH, CH2OH, OH, B(OH)2, halogen groups or cyano groups with one or two alkyl groups having 1 to 6 carbons,
• R3 is H, CO—R7 or CO—O—R7 where R7 is H, alkyl of 1 to 1 to 20 carbons, aryl or heteroaryl, aryl-alkyl, aryl(hydroxy)alkyl, heteroaryl-alkyl or heteroaryl(hydroxy)alkyl where the alkyl moiety has 1 to 4 carbons, said aryl or heteroaryl groups being optionally substituted with 1 to 3 groups independently selected from the group consisting of halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons and thioxy of 1 to 3 carbons;
• R4 is H, alkyl of 1 to 6 carbons, or CO—R8 where R8 is alkyl of 1 to 6 carbons;
• R5 and R6 are independently selected from H, halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons and thioxy of 1 to 3 carbons, or
• R5 and R6 together with the atoms to which they are attached jointly form a carbocyclic or a heterocyclic ring, the carbocyclic ring having 5 or 6 atoms in the ring, the heterocyclic ring having 5 or 6 atoms in the ring and 1 to 3 heteroatoms independently selected from N, O and S;
• said carbocyclic or heterocyclic ring jointly formed by R5 and R6 being optionally substituted with 1 to 6 R9 groups where R9 is independently selected from halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons, and
• the wavy lines represent bonds connected to carbons having R or S configuration, or any pharmaceutically acceptable salt of said compound
• with the further proviso that the claim does not cover the compound shown below

The use of a compound in the manufacture of a medicament for treating a cognitive disorder, wherein the compound has the following structure:

• where R1 is H or alkyl of 1 to 6 carbons,
• R2 is H, alkyl of 1 to 6 carbons or the R1 and R2 groups together with the nitrogen form a saturated or unsaturated 4, 5, 6 or 7 membered ring that optionally includes one or two heteroatoms independently selected from N, O and S, said 4, 5, 6 or 7 membered ring optionally being substituted with one or two COOH, CH2OH, OH, B(OH)2, halogen or cyano groups or with one or two alkyl groups having 1 to 6 carbons, or one or two carbons of said rings being attached to an oxygen to form keto groups and said 4, 5, 6 or 7 membered ring optionally being condensed with an aromatic or non-aromatic 5 or 6 membered ring that optionally includes 1 or heteroatoms selected from N, O and S;
• R3 is independently selected from H, alkyl of 1 to 20 carbons, cycloalkyl of 3 to 6 carbons, aryl or heteroaryl, aryl-alkyl where the alkyl moiety has 1 to 4 carbons, aryl-(hydroxy)alkyl where the alkyl moiety has 1 to 4 carbons, heteroaryl-alkyl where the alkyl moiety has 1 to 4 carbons or hetero-(hydroxy)alkyl where the alkyl moiety has 1 to 4 carbons, said aryl or heteroaryl groups being optionally substituted with 1 to 3 groups independently selected from the group consisting of halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons and thioxy of 1 to 3 carbons, or R3 is CO—R7, SO2R7 or CO—O—R7 where R7 is H, alkyl of 1 to 1 to 20 carbons, alkyl of 1 to 20 carbons substituted with and NH2 group or with an NH—COalkyl group where the alkyl group has one to 6 carbons aryl or heteroaryl, aryl-alkyl where the alkyl moiety has 1 to 4 carbons or heteroaryl-alkyl where the alkyl moiety has 1 to 4 carbons, said aryl or heteroaryl groups being optionally substituted with 1 to 3 groups independently selected from the group consisting of halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons and thioxy of 1 to 3 carbons;
• the wavy lines represent bonds connected to carbons having R or S configuration;
• the dashed lines represent a bond or absence of a bond with the proviso that the ring containing the dashed lines is aromatic;
• R9 and R10 are one of the combinations selected from the group consisting of (1) R9 is NOR11 and R10 does not exist, (2) R9 is OR11 and R10 is alkyl of 1 to 6 carbons, (3) when the dashed lines between carbons 2 and 3 of the propionic acid moiety represent a bond then R9 is H or alkyl of 1 to 6 carbons and R10 does not exist;
• R11 is H, alkyl of 1 to 6 carbons or CO—R12 where R12 is alkyl of 1 to 6 carbons;
• m, n and q are integers independently selected from 0, 1, 2 or 3 with the proviso that the sum of m, n and q is 2 or 3;
• is zero (0) or when X is N then s is zero (0) or 1;
• W, X and Y independently represent a CH, CR5, CR6 or a heteroatom selected independently of N, O and S, and
• R5 and R6 are independently selected from H, halogen, alkyl of 1 to 6 carbons, halogen substituted alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons and thioxy of 1 to 3 carbons, phenyl, or
• R5 and R6 together with the atoms to which they are attached jointly form a carbocyclic or a heterocyclic ring, the carbocyclic ring having 5 or 6 atoms in the ring, the heterocyclic ring having 5 or 6 atoms in the ring and 1 to 3 heteroatoms independently selected from N, O and S;
• said carbocyclic or heterocyclic ring jointly formed by R5 and R6 being optionally substituted with 1 to 6 R12 groups where R12 is independently selected from halogen, alkyl of 1 to 6 carbons, alkoxy of 1 to 6 carbons and thioxy of 1 to 3 carbons or a pharmaceutically acceptable salt of said compound.