A compound having the formula (I): ##STR00001##
is disclosed. A method of preparing the compound of formula (I) is also disclosed.

A compound having the formula (I): ##STR00001##
is disclosed. A method of preparing the compound of formula (I) is also disclosed.

A compound having the formula (I): ##STR00001##
is disclosed. A method of preparing the compound of formula (I) is also disclosed.

A fragrance precursor represented by formula (1):

##STR00001##

wherein R.sup.1 represents a hydrogen atom, an alkyl group having a carbon number of 1 to 12, a hydroxy group, a methoxy group or an ethoxy group R.sup.2 represents a single bond, an alkylene group having a carbon number of 1 to 2, which may have a substituent, or a vinylene group which may have a substituent; and R.sup.3 represents a residue resulting from removal of one hydrogen atom of a hydroxy group from a fragrance alcohol having a carbon number of 5 to 20 or a phenol which may have a substituent.

The present invention relates to the field of organic chemistry and pharmacology and describes novel asymmetric derivatives of polyphenols of the dinaphthalene series of general Formula (I) or general Formula (II), a process of preparing thereof and use thereof as antiviral agents.

##STR00001##

The present invention relates to the field of organic chemistry and pharmacology and describes novel asymmetric derivatives of polyphenols of the dinaphthalene series of general Formula (I) or general Formula (II), a process of preparing thereof and use thereof as antiviral agents.

##STR00001##

Disclosed are new classes of diphenol compounds, derived from tyrosol or tyrosol analogues, which are useful as monomers for preparation of biocompatible polymers. Also disclosed are biocompatible polymers prepared from these monomeric diphenol compounds, including novel biodegradable and/or bioresorbable polymers of formula

##STR00001## These biocompatible polymers or polymer compositions with enhanced bioresorbabilty and processibility are useful in a variety of medical applications, such as in medical devices and controlled-release therapeutic compositions. The invention also provides methods for preparing these monomeric diphenol compounds and biocompatible polymers.

Disclosed are new classes of diphenol compounds, derived from tyrosol or tyrosol analogues, which are useful as monomers for preparation of biocompatible polymers. Also disclosed are biocompatible polymers prepared from these monomeric diphenol compounds, including novel biodegradable and/or bioresorbable polymers of formula

##STR00001## These biocompatible polymers or polymer compositions with enhanced bioresorbabilty and processibility are useful in a variety of medical applications, such as in medical devices and controlled-release therapeutic compositions. The invention also provides methods for preparing these monomeric diphenol compounds and biocompatible polymers.

Compounds are provided having the structure of Formula (I):

##STR00001##

or a pharmaceutically acceptable isomer, racemate, hydrate, solvate, isotope, or salt thereof, wherein X.sup.1, X.sup.2, and R.sup.1 are as defined herein. Such compounds function as thyromimetics and have utility for treating diseases such as neurodegenerative disorders and fibrotic diseases. Pharmaceutical compositions containing such compounds are also provided, as are methods of their use and preparation.

A compound having the formula (I): ##STR00001##
is disclosed. A method of preparing the compound of formula (I) is also disclosed.