A fluorine-containing compound represented by general formula (1) by which high water-repellency can be obtained despite the small number of fluorine atoms:

L-(R.sup.1—X—Rf—Y—R.sup.2).sub.n  (1)

wherein L represents an n-valent organic group; n represents an integer of 1 or more; Rf represents a linear or branched fluoroalkylene group containing 1 to 4 of at least any of a CF.sub.2 unit, a CFH unit and a CFRf′ unit, and optionally having an ether bond, wherein Rf′ represents a fluoroalkyl group having 1 carbon atom; R.sup.1 represents a direct bond, or a linear or branched hydrocarbon group having 1 to 4 carbon atoms; R.sup.2 represents a linear or branched hydrocarbon group having 7 to 29 carbon atoms, containing no fluorine atoms, and optionally having an ether bond; and X and Y each independently represent a direct bond or a divalent linking group.

A fluorine-containing compound represented by general formula (1) by which high water-repellency can be obtained despite the small number of fluorine atoms:

L-(R.sup.1—X—Rf—Y—R.sup.2).sub.n  (1)

wherein L represents an n-valent organic group; n represents an integer of 1 or more; Rf represents a linear or branched fluoroalkylene group containing 1 to 4 of at least any of a CF.sub.2 unit, a CFH unit and a CFRf′ unit, and optionally having an ether bond, wherein Rf′ represents a fluoroalkyl group having 1 carbon atom; R.sup.1 represents a direct bond, or a linear or branched hydrocarbon group having 1 to 4 carbon atoms; R.sup.2 represents a linear or branched hydrocarbon group having 7 to 29 carbon atoms, containing no fluorine atoms, and optionally having an ether bond; and X and Y each independently represent a direct bond or a divalent linking group.

Bile acid derivatives, methods of manufacture thereof, and uses thereof are disclosed herein. The bile acid derivatives have demonstrated potential as therapeutics for treating liver disease.

An organic compound represented by formula [1]. The compounds are of the class of diacenaphthochrysene compound, useful as organic light emitting device. ##STR00001## In the formula [1], R.sub.1 to R.sub.18 are each independently selected from the group consisting of a hydrogen atom and a substituent.

An organic compound represented by formula [1]. The compounds are of the class of diacenaphthochrysene compound, useful as organic light emitting device. ##STR00001## In the formula [1], R.sub.1 to R.sub.18 are each independently selected from the group consisting of a hydrogen atom and a substituent.

An organic compound represented by formula [1]. The compounds are of the class of diacenaphthochrysene compound, useful as organic light emitting device.

##STR00001##

In the formula [1], R.sub.1 to R.sub.18 are each independently selected from the group consisting of a hydrogen atom and a substituent.

An organic compound represented by formula [1]. The compounds are of the class of diacenaphthochrysene compound, useful as organic light emitting device.

##STR00001##

In the formula [1], R.sub.1 to R.sub.18 are each independently selected from the group consisting of a hydrogen atom and a substituent.

[Object] It is an object of the present invention to provide an organic compound having excellent properties such as excellent hole injection/transport performance, electron blocking performance, high stability in a thin-film state, and high light emission efficiency as a material for a highly efficient organic EL device having a high durability, and a highly efficient organic EL device having a high durability by using this compound.

[Solving Means] An organic EL device, including, between an anode and a cathode, at least a first hole transport layer, a second hole transport layer, a green light-emitting layer, and an electron transport layer in the stated order from a side of the anode, the organic EL device being characterized in that, the second hole transport layer, or at least one of stacked films disposed between the first hole transport layer and the electron transport layer contains an arylamine compound represented by the following general formula (1).

##STR00001##

(In the formula, Ar.sub.1, Ar.sub.2, Ar.sub.3, and Ar.sub.4 may be the same as or different from each other, and each represent a substituted or unsubstituted aromatic hydrocarbon group, a substituted or unsubstituted aromatic heterocyclic group, or a substituted or unsubstituted fused polycyclic aromatic group. L.sub.1 represents a divalent group of a substituted or unsubstituted aromatic hydrocarbon, a divalent group of a substituted or unsubstituted aromatic heterocyclic, or a divalent group of a substituted or unsubstituted fused polycyclic aromatic. R.sub.1, R.sub.2, and R.sub.3 each represent a hydrogen atom, a deuterium atom, a fluorine atom, a chlorine atom, a cyano group, a nitro group, a linear or branched alkyl group having 1 to 6 carbon atoms which may have a substituted group, a cycloalkyl group having 5 to 10 carbon atoms which may have a substituted group, a linear or branched alkenyl group having 2 to 6 carbon atoms which may have a substituted group, a linear or branched alkyloxy group having 1 to 6 carbon atoms which may have a substituted group, a cycloalkyloxy group having 5 to 10 carbon atoms which may have a substituted group, a substituted or unsubstituted aromatic hydrocarbon group, a substituted or unsubstituted aromatic heterocyclic group, a substituted or unsubstituted fused polycyclic aromatic group, or a substituted or unsubstituted aryloxy group. n represents an integer of 1 to 3.)

Primarily, the present invention relates to compounds of the formula (I) defined below and to their use as herbicides, in particular for controlling broad-leaved weeds and/or weed grasses in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants. The present invention also relates to herbicidal or plant growth-regulating compositions comprising one or more compounds of the formula (I). Moreover, the present invention relates to processes for preparing the compounds of the formula (I).

Primarily, the present invention relates to compounds of the formula (I) defined below and to their use as herbicides, in particular for controlling broad-leaved weeds and/or weed grasses in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants. The present invention also relates to herbicidal or plant growth-regulating compositions comprising one or more compounds of the formula (I). Moreover, the present invention relates to processes for preparing the compounds of the formula (I).