Disclosed herein are compounds of Formulae (Ia), (Ib), (Ic), (Id), (Ie), (If), (Ig), (Ih), (Ik), (Im), (In), (Io), (Ip), (Iq), (Ir), (Is) and (It), methods of synthesizing compounds of Formulae (Ia), (Ib), (Ic), (Id), (Ie), (If), (Ig), (Ih), (Ik), (Im), (In), (Io), (Ip), (Iq), (Ir), (Is) and (It), and methods of using compounds of Formulae (Ia), (Ib), (Ic), (Id), (Ie), (If), (Ig), (Ih), (Ik), (Im), (In), (Io), (Ip), (Iq), (Ir), (Is) and (It) as an analgesic.

An acid gas absorbent includes at least one kind of secondary amine compound represented by formula (1): ##STR00001##
where R.sup.1 is a cyclopentyl group or a cyclohexyl group which may be substituted by a substituted or non-substituted alkyl group having 1 to 3 carbon atoms, R.sup.2 and R.sup.3 each indicate an alkylene group having 2 to 4 carbon atoms, and R.sup.2 and R.sup.3 may each be the same or different, and be a straight chain or have a side chain.

The present disclosure relates generally to eukaryotic initiation factor 2B modulators, or a pharmaceutically acceptable salt, stereoisomer, mixture of stereoisomers or prodrug thereof, and methods of making and using thereof.

Compounds and compositions that can modulate mitochondrial function in neuronal cells are provided herein, as are methods for using the compounds and compositions to treat or prevent conditions such as Alzheimer's disease. For example, compounds of Formula I, compositions containing the compounds, and methods for using the compounds and compositions are provided herein:

##STR00001##

wherein X is absent, CH.sub.2, or C(O); R.sup.1 is H, OH, CN, NO.sub.2, halo, C.sub.1-3 alkyl, C.sub.1-3 haloalkyl, C.sub.1-3 alkoxy, C.sub.1-3 haloalkoxy, C.sub.3-7 cycloalkyl, amino, C.sub.1-3 alkylamino, or di(C.sub.1-3 alkyl)amino; R.sup.2 is H or C.sub.1-6 alkyl; R.sup.3 is H, C.sub.1-6 alkyl, —C(O)(C.sub.1-3 alkyl), or —C(O)O(C.sub.1-3 alkyl); R.sup.4 is C.sub.3-10 cycloalkyl, C.sub.6-10 aryl, 5-10 membered heteroaryl, or 5-10 membered heterocycloalkyl, each optionally substituted by 1, 2, 3, or 4 independently selected R.sup.5 groups; and R.sup.5 is OH, CN, NO.sub.2, halo, C.sub.1-3 alkyl, C.sub.1-3 haloalkyl, C.sub.1-3 alkoxy, C.sub.1-3 haloalkoxy, C.sub.3-7 cycloalkyl, amino, C.sub.1-3 alkylamino, or di(C.sub.1-3 alkyl)amino.

Compounds and compositions that can modulate mitochondrial function in neuronal cells are provided herein, as are methods for using the compounds and compositions to treat or prevent conditions such as Alzheimer's disease. For example, compounds of Formula I, compositions containing the compounds, and methods for using the compounds and compositions are provided herein:

##STR00001##

wherein X is absent, CH.sub.2, or C(O); R.sup.1 is H, OH, CN, NO.sub.2, halo, C.sub.1-3 alkyl, C.sub.1-3 haloalkyl, C.sub.1-3 alkoxy, C.sub.1-3 haloalkoxy, C.sub.3-7 cycloalkyl, amino, C.sub.1-3 alkylamino, or di(C.sub.1-3 alkyl)amino; R.sup.2 is H or C.sub.1-6 alkyl; R.sup.3 is H, C.sub.1-6 alkyl, —C(O)(C.sub.1-3 alkyl), or —C(O)O(C.sub.1-3 alkyl); R.sup.4 is C.sub.3-10 cycloalkyl, C.sub.6-10 aryl, 5-10 membered heteroaryl, or 5-10 membered heterocycloalkyl, each optionally substituted by 1, 2, 3, or 4 independently selected R.sup.5 groups; and R.sup.5 is OH, CN, NO.sub.2, halo, C.sub.1-3 alkyl, C.sub.1-3 haloalkyl, C.sub.1-3 alkoxy, C.sub.1-3 haloalkoxy, C.sub.3-7 cycloalkyl, amino, C.sub.1-3 alkylamino, or di(C.sub.1-3 alkyl)amino.

Compounds and compositions that can modulate mitochondrial function in neuronal cells are provided herein, as are methods for using the compounds and compositions to treat or prevent conditions such as Alzheimer's disease. For example, compounds of Formula I, compositions containing the compounds, and methods for using the compounds and compositions are provided herein: ##STR00001##
wherein X is absent, CH.sub.2, or C(O); R.sup.1 is H, OH, CN, NO.sub.2, halo, C.sub.1-3 alkyl, C.sub.1-3 haloalkyl, C.sub.1-3 alkoxy, C.sub.1-3 haloalkoxy, C.sub.3-7 cycloalkyl, amino, C.sub.1-3 alkylamino, or di(C.sub.1-3 alkyl)amino; R.sup.2 is H or C.sub.1-6 alkyl; R.sup.3 is H, C.sub.1-6 alkyl, —C(O)(C.sub.1-3 alkyl), or —C(O)O(C.sub.1-3 alkyl); R.sup.4 is C.sub.3-10 cycloalkyl, C.sub.6-10 aryl, 5-10 membered heteroaryl, or 5-10 membered heterocycloalkyl, each optionally substituted by 1, 2, 3, or 4 independently selected R.sup.5 groups; and R.sup.5 is OH, CN, NO.sub.2, halo, C.sub.1-3 alkyl, C.sub.1-3 haloalkyl, C.sub.1-3 alkoxy, C.sub.1-3 haloalkoxy, C.sub.3-7 cycloalkyl, amino, C.sub.1-3 alkylamino, or di(C.sub.1-3 alkyl)amino.

Compounds and compositions that can modulate mitochondrial function in neuronal cells are provided herein, as are methods for using the compounds and compositions to treat or prevent conditions such as Alzheimer's disease. For example, compounds of Formula I, compositions containing the compounds, and methods for using the compounds and compositions are provided herein: ##STR00001##
wherein X is absent, CH.sub.2, or C(O); R.sup.1 is H, OH, CN, NO.sub.2, halo, C.sub.1-3 alkyl, C.sub.1-3 haloalkyl, C.sub.1-3 alkoxy, C.sub.1-3 haloalkoxy, C.sub.3-7 cycloalkyl, amino, C.sub.1-3 alkylamino, or di(C.sub.1-3 alkyl)amino; R.sup.2 is H or C.sub.1-6 alkyl; R.sup.3 is H, C.sub.1-6 alkyl, —C(O)(C.sub.1-3 alkyl), or —C(O)O(C.sub.1-3 alkyl); R.sup.4 is C.sub.3-10 cycloalkyl, C.sub.6-10 aryl, 5-10 membered heteroaryl, or 5-10 membered heterocycloalkyl, each optionally substituted by 1, 2, 3, or 4 independently selected R.sup.5 groups; and R.sup.5 is OH, CN, NO.sub.2, halo, C.sub.1-3 alkyl, C.sub.1-3 haloalkyl, C.sub.1-3 alkoxy, C.sub.1-3 haloalkoxy, C.sub.3-7 cycloalkyl, amino, C.sub.1-3 alkylamino, or di(C.sub.1-3 alkyl)amino.

The present specification relates to a compound represented by Chemical Formula 1, and an organic light emitting device including the same.

The present specification relates to a compound represented by Chemical Formula 1, and an organic light emitting device including the same.

Provided herein are compounds of Formula (I), or pharmaceutically acceptable salt thereof, wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, and n are defined herein. Also provided herein are pharmaceutical compositions comprising a compound of Formula (I) or pharmaceutically acceptable salt thereof, and methods of using a compound of Formula (I) or pharmaceutically acceptable salt thereof, e.g., in the treatment of a mental health disease or disorder.

##STR00001##