The invention provides compounds having the general Formula (I); ##STR00001##
and pharmaceutically acceptable salts thereof; wherein the variables R.sup.A, R.sup.AA, subscript n, subscript q, ring A, X.sup.2, L, subscript m, X.sup.1, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, D and E have the meaning as described herein, and compositions containing such compounds and methods for using such compounds and compositions.

The invention provides compounds having the general Formula (I); ##STR00001##
and pharmaceutically acceptable salts thereof; wherein the variables R.sup.A, R.sup.AA, subscript n, subscript q, ring A, X.sup.2, L, subscript m, X.sup.1, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, D and E have the meaning as described herein, and compositions containing such compounds and methods for using such compounds and compositions.

The disclosure provides compounds having formula (I):

##STR00001##

and the pharmaceutically acceptable salts thereof, wherein R.sub.1, R.sub.2, R.sub.2′, and X are as defined as set firth in the specification. Compounds having formula (I) are prodrugs that release glutamine analogs, e.g., 6-diazo-5-oxo-L-norleucine (DON). The disclosure also provides compounds having formula (I) for use in treating cancer.

The disclosure provides compounds having formula (I):

##STR00001##

and the pharmaceutically acceptable salts thereof, wherein R.sub.1, R.sub.2, R.sub.2′, and X are as defined as set firth in the specification. Compounds having formula (I) are prodrugs that release glutamine analogs, e.g., 6-diazo-5-oxo-L-norleucine (DON). The disclosure also provides compounds having formula (I) for use in treating cancer.

The invention provides compounds having the general Formula (I);

##STR00001##

and pharmaceutically acceptable salts thereof; wherein the variables R.sup.A, R.sup.AA, subscript n, subscript q, ring A, X.sup.2, L, subscript m, X.sup.1, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, D and E have the meaning as described herein, and compositions containing such compounds and methods for using such compounds and compositions.

The disclosure provides compounds having formula (I): ##STR00001##
and the pharmaceutically acceptable salts thereof, wherein R.sub.1, R.sub.2, R.sub.2, and X are as defined as set forth in the specification. Compounds having formula (I) are prodrugs that release glutamine analogs, e.g., 6-diazo-5-oxo-L-norleucine (DON). The disclosure also provides compounds having formula (I) for use in treating cancer.

The disclosure provides compounds having formula (I): ##STR00001##
and the pharmaceutically acceptable salts thereof, wherein R.sub.1, R.sub.2, R.sub.2, and X are as defined as set forth in the specification. Compounds having formula (I) are prodrugs that release glutamine analogs, e.g., 6-diazo-5-oxo-L-norleucine (DON). The disclosure also provides compounds having formula (I) for use in treating cancer.

Methods are provided for modulating MRGPR X4 generally, or for treating a MRGPR X4 dependent condition more specifically, by contacting the MRGPR X4 or administering to a subject in need thereof, respectively, an effective amount of a compound having the structure of Formula (I).

##STR00001##

or a pharmaceutically acceptable isomer, racemate, hydrate, solvate, isotope, or salt thereof, wherein n, x, A, Q.sub.1, Q.sub.2, Z, R, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are as defined herein. Pharmaceutical compositions containing such compounds, as well as to compounds themselves, are also provided.

The present invention provides bumetanide analogs and compositions comprising such analogs. The present invention also provides pharmaceutical compositions containing these bumetanide analogs and methods for their use. These analogs are believed useful for the treatment and/or prophylaxis of conditions that involve the Na.sup.+K.sup.+Cl.sup. co-transporter or GABA.sub.A receptor.

The present invention provides bumetanide analogs and compositions comprising such analogs. The present invention also provides pharmaceutical compositions containing these bumetanide analogs and methods for their use. These analogs are believed useful for the treatment and/or prophylaxis of conditions that involve the Na.sup.+K.sup.+Cl.sup. co-transporter or GABA.sub.A receptor.