The present invention provides cannabinoid derivatives, a pharmaceutical composition comprising said derivative and a method of using said derivatives in treating or preventing a disease associated with cannabinoid receptors. The claimed cannabinoid derivatives are described by formula (I) or an enantiomer, diastereomer, racemate, tautomer, or metabolite thereof, or a pharmaceutically acceptable salt, solvate or hydrate of the compound.

The present invention provides cannabinoid derivatives, a pharmaceutical composition comprising said derivative and a method of using said derivatives in treating or preventing a disease associated with cannabinoid receptors. The claimed cannabinoid derivatives are described by formula (I) or an enantiomer, diastereomer, racemate, tautomer, or metabolite thereof, or a pharmaceutically acceptable salt, solvate or hydrate of the compound.

Provided are a condensed cyclic compound, a composition including the same, and an organic light-emitting device including a thin film formed from the composition. The condensed cyclic compound is represented by following Formula, has a molecular weight of about 400 to about 10,000, and comprises at least one cross-linkable group: ##STR00001##

The present invention relates to the use of a compound in single-molecule localization microscopy (SMLM), in stimulated emission depletion microscopy (STED), in minimal emission fluxes microscopy (MINFLUX) or in structured illumination and localization microscopy (SIMFLUX), wherein the compound is a substituted or unsubstituted polycyclic aromatic hydrocarbon comprising six or more substituted and/or unsubstituted aromatic hydrocarbon rings, wherein each of at least six of the six or more substituted and/or unsubstituted aromatic hydrocarbon rings is fused with at least another one of the at least six substituted and/or unsubstituted aromatic hydrocarbon rings.

The present invention relates to the use of a compound in single-molecule localization microscopy (SMLM), in stimulated emission depletion microscopy (STED), in minimal emission fluxes microscopy (MINFLUX) or in structured illumination and localization microscopy (SIMFLUX), wherein the compound is a substituted or unsubstituted polycyclic aromatic hydrocarbon comprising six or more substituted and/or unsubstituted aromatic hydrocarbon rings, wherein each of at least six of the six or more substituted and/or unsubstituted aromatic hydrocarbon rings is fused with at least another one of the at least six substituted and/or unsubstituted aromatic hydrocarbon rings.

The invention pertains to a multi-step process for making polyfunctional aromatic compounds comprising two phenyl rings bearing reactive groups susceptible of polycondensation reaction to provide polycondensed polymers, said method using economic raw materials, and possessing high selectivity and overall yield.

There is provided a compound which provides a semiconductor material. The compound is represented by General Formula (1) ##STR00001## wherein Ar represents an aryl group which may have a substituent or a heteroaryl group which may have a substituent, and R.sup.1 represents an acyclic alkyl group having 1 to 20 carbon atoms wherein hydrogen atom in the alkyl group may be replaced by a halogeno group, a nitrile group or an aryl group, and —CH.sub.2— in the alkyl group may be replaced by —O—, —R′C═CR′—, —CO—, —OCO—, —COO—, —S—, —SO.sub.2—, —SO—, —NH—, —NR′— or —C≡C— provided that, with respect to each of an oxygen atom, a sulfur atom and a nitrogen atom, the same atoms are not directly bonded to each other, wherein R′ represents an acyclic or cyclic alkyl group having 1 to 20 carbon atoms.

There is provided a compound which provides a semiconductor material. The compound is represented by General Formula (1) ##STR00001## wherein Ar represents an aryl group which may have a substituent or a heteroaryl group which may have a substituent, and R.sup.1 represents an acyclic alkyl group having 1 to 20 carbon atoms wherein hydrogen atom in the alkyl group may be replaced by a halogeno group, a nitrile group or an aryl group, and —CH.sub.2— in the alkyl group may be replaced by —O—, —R′C═CR′—, —CO—, —OCO—, —COO—, —S—, —SO.sub.2—, —SO—, —NH—, —NR′— or —C≡C— provided that, with respect to each of an oxygen atom, a sulfur atom and a nitrogen atom, the same atoms are not directly bonded to each other, wherein R′ represents an acyclic or cyclic alkyl group having 1 to 20 carbon atoms.

A method for marking a petroleum hydrocarbon or a liquid biologically derived fuel; said method comprising adding to said petroleum hydrocarbon or liquid biologically derived fuel at least one compound that is a R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9 and R.sup.10-substituted diaryl ether, wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9 and R.sup.10 independently are hydrogen, hydrocarbyl or hydrocarbyloxy; wherein each compound having formula (I) is present at a level from 0.01 ppm to 20 ppm.

A method for marking a petroleum hydrocarbon or a liquid biologically derived fuel; said method comprising adding to said petroleum hydrocarbon or liquid biologically derived fuel at least one compound that is a R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9 and R.sup.10-substituted diaryl ether, wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9 and R.sup.10 independently are hydrogen, hydrocarbyl or hydrocarbyloxy; wherein each compound having formula (I) is present at a level from 0.01 ppm to 20 ppm.