The present invention is concerned with deuterium-enriched substituted phenoxy-(3, 4-methylenedioxy)phenylacetic acid and acylsulfonamide derivatives of general structural formula I, their optically active or pure enantiomers and diastereomers, and pharmaceutical salts thereof,

##STR00001##

These compounds have selective antagonist activity for endothelin receptors or both endothelin and angiotensin II receptors, and are useful in the treatment of diseases mediated by endothelin and angiotensin-II and their receptors.

The present invention is concerned with deuterium-enriched substituted phenoxy-(3, 4-methylenedioxy)phenylacetic acid and acylsulfonamide derivatives of general structural formula I, their optically active or pure enantiomers and diastereomers, and pharmaceutical salts thereof,

##STR00001##

These compounds have selective antagonist activity for endothelin receptors or both endothelin and angiotensin II receptors, and are useful in the treatment of diseases mediated by endothelin and angiotensin-II and their receptors.

Provided herein are compounds, derivatives thereof, composition comprising one or more of said compounds and derivatives prevention and/or treatment of microbial infections and/or related diseases or conditions. The present compounds and/or derivatives thereof can be represented by Formula (I):

##STR00001##

In one embodiment, said microbial infections are bacterial infections. More specifically, said bacterial infections are staphylococcal infections.

Provided herein are compounds, derivatives thereof, composition comprising one or more of said compounds and derivatives prevention and/or treatment of microbial infections and/or related diseases or conditions. The present compounds and/or derivatives thereof can be represented by Formula (I):

##STR00001##

In one embodiment, said microbial infections are bacterial infections. More specifically, said bacterial infections are staphylococcal infections.

Provided are compounds and salts having a structure of Formula (I) or (II): (I), and (II) wherein: both of the chiral carbon atoms denoted by “*” are both in the R configuration or both in the S configuration. Compounds and salts of Formulae (I) and (II) are useful in the preparation of enantiomerically pure amino acids. Conversion of amino acids to D-form from any of L-form, racemate or other enantiomerically impure mixtures or conversion of amino acids to L-form from any of D-form, racemate or other enantiomerically impure mixtures is disclosed.

##STR00001##

The present invention relates to compounds of Formula (I), or an agronomically acceptable salt of said compounds wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I) and to the use of compounds of Formula (I) for controlling weeds, in particular in crops of useful plants.

##STR00001##

The present invention relates to compounds of Formula (I), or an agronomically acceptable salt of said compounds wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I) and to the use of compounds of Formula (I) for controlling weeds, in particular in crops of useful plants.

##STR00001##

The present invention relates to the use of a compound according to formula (I) ##STR00001## in the form of any one of its stereoisomers or a mixture thereof, and wherein n is an integer from 0 to 2; the dotted line represents a carbon-carbon single or double bond; and each of R.sup.1 to R.sup.4, when taken independently from each other, represents a hydrogen atom or represents a R.sup.5 or OR.sup.5 group, R.sup.5 representing a C.sub.1 to C.sub.5, or even a C.sub.1 to C.sub.5, alkyl group; and optionally one of the groups R.sub.1 to R.sub.4 represents —OH; and/or when R.sub.1 and R.sub.2 are taken together, and/or R.sub.3 and R.sub.4 are taken together, represent a OCH.sub.2O group, provided said groups taken together are adjacent substituents of the phenyl group; as an ingredient to confer, enhance, improve or modify the kokumi or umami taste of a flavored article.

The present invention relates to the use of a compound according to formula (I) ##STR00001## in the form of any one of its stereoisomers or a mixture thereof, and wherein n is an integer from 0 to 2; the dotted line represents a carbon-carbon single or double bond; and each of R.sup.1 to R.sup.4, when taken independently from each other, represents a hydrogen atom or represents a R.sup.5 or OR.sup.5 group, R.sup.5 representing a C.sub.1 to C.sub.5, or even a C.sub.1 to C.sub.5, alkyl group; and optionally one of the groups R.sub.1 to R.sub.4 represents —OH; and/or when R.sub.1 and R.sub.2 are taken together, and/or R.sub.3 and R.sub.4 are taken together, represent a OCH.sub.2O group, provided said groups taken together are adjacent substituents of the phenyl group; as an ingredient to confer, enhance, improve or modify the kokumi or umami taste of a flavored article.

Provided herein, inter alia, are compound and methods of treating cancer by inhibiting HDAC8.