Patent classifications
C07C17/06
CATALYST FOR PROCESSING OXYCHLORINATION OF HYDROCARBON, PREPARATION METHOD THEREFOR, AND PREPARATION METHOD OF OXYCHLORINATED COMPOUND OF HYDROCARBON USING SAME
A catalyst for an oxychlorination process of hydrocarbons, a preparation method thereof, and a method for preparing an oxychlorination compound of hydrocarbons using the same.
CATALYST FOR PROCESSING OXYCHLORINATION OF HYDROCARBON, PREPARATION METHOD THEREFOR, AND PREPARATION METHOD OF OXYCHLORINATED COMPOUND OF HYDROCARBON USING SAME
A catalyst for an oxychlorination process of hydrocarbons, a preparation method thereof, and a method for preparing an oxychlorination compound of hydrocarbons using the same.
Process of Fluorinating Inorganic or Organic Compounds by Direct Fluorination
The invention relates to a use of a fluorination gas, and the elemental fluorine (F.sub.2) is present in a high concentration, for example, in a concentration of elemental fluorine (F.sub.2), especially of equal to much higher than 15 or even 20% by volume, and to a process for the manufacture of a fluorinated compound by direct fluorination employing a fluorination gas, wherein the elemental fluorine (F.sub.2) is present in a high concentration. The process of the invention is directed to the manufacture of a fluorinated compound, for the exception of fluorinated benzene, by direct fluorination. Especially the invention is of interest in the preparation of fluorinated organic compounds, final products and as well intermediates, for usage in agro-, pharma-, electronics-, catalyst, solvent and other functional chemical applications. The fluorination process of the invention may be performed batch-wise or in a continuous manner.
Process of Fluorinating Inorganic or Organic Compounds by Direct Fluorination
The invention relates to a use of a fluorination gas, and the elemental fluorine (F.sub.2) is present in a high concentration, for example, in a concentration of elemental fluorine (F.sub.2), especially of equal to much higher than 15 or even 20% by volume, and to a process for the manufacture of a fluorinated compound by direct fluorination employing a fluorination gas, wherein the elemental fluorine (F.sub.2) is present in a high concentration. The process of the invention is directed to the manufacture of a fluorinated compound, for the exception of fluorinated benzene, by direct fluorination. Especially the invention is of interest in the preparation of fluorinated organic compounds, final products and as well intermediates, for usage in agro-, pharma-, electronics-, catalyst, solvent and other functional chemical applications. The fluorination process of the invention may be performed batch-wise or in a continuous manner.
FLUOROOLEFIN PRODUCTION METHOD
The present disclosure provides a method for producing fluoroolefin represented by formula (1): CX.sup.1X.sup.2CX.sup.3X.sup.4, wherein X.sup.1, X.sup.2, X.sup.3, and X.sup.4 are the same or different, and represent a hydrogen atom or a fluorine atom, with high selectivity. Specifically, the present disclosure is a method for producing fluoroolefin represented by formula (1), wherein the method includes the step of performing dehydrofluorination by bringing a fluorocarbon represented by formula (2): CX.sup.1X.sup.2FCX.sup.3X.sup.4H, wherein X.sup.1, X.sup.2, X.sup.3, and X.sup.4 are as defined above, into contact with a base, and the dehydrofluorination step is performed in the liquid phase at a temperature of 70 C. or higher to less than 120 C.
FLUOROOLEFIN PRODUCTION METHOD
The present disclosure provides a method for producing fluoroolefin represented by formula (1): CX.sup.1X.sup.2CX.sup.3X.sup.4, wherein X.sup.1, X.sup.2, X.sup.3, and X.sup.4 are the same or different, and represent a hydrogen atom or a fluorine atom, with high selectivity. Specifically, the present disclosure is a method for producing fluoroolefin represented by formula (1), wherein the method includes the step of performing dehydrofluorination by bringing a fluorocarbon represented by formula (2): CX.sup.1X.sup.2FCX.sup.3X.sup.4H, wherein X.sup.1, X.sup.2, X.sup.3, and X.sup.4 are as defined above, into contact with a base, and the dehydrofluorination step is performed in the liquid phase at a temperature of 70 C. or higher to less than 120 C.
METHOD FOR PREPARING DEUTERATED ANTHRACENE COMPOUND, REACTION COMPOSITION, DEUTERATED ANTHRACENE COMPOUND AND COMPOSITION
Provided is a method for preparing a deuterated anthracene compound, the method including synthesizing a deuterated anthracene compound by reacting a halogenated benzene having at least one deuterium with a compound of Chemical Formula 1:
##STR00001##
wherein Ar1 is deuterium, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; and Ar2 is hydrogen, deuterium, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group. Also provided are a reaction composition, a deuterated anthracene compound, and a composition containing the deuterated anthracene compound.
METHOD FOR PREPARING DEUTERATED ANTHRACENE COMPOUND, REACTION COMPOSITION, DEUTERATED ANTHRACENE COMPOUND AND COMPOSITION
Provided is a method for preparing a deuterated anthracene compound, the method including synthesizing a deuterated anthracene compound by reacting a halogenated benzene having at least one deuterium with a compound of Chemical Formula 1:
##STR00001##
wherein Ar1 is deuterium, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; and Ar2 is hydrogen, deuterium, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group. Also provided are a reaction composition, a deuterated anthracene compound, and a composition containing the deuterated anthracene compound.
PROCESS FOR PRODUCING A CHLORINATED ALKANE
A process for producing a chlorinated alkane in which an alkene or an alkane feedstock is contacted with chlorine in a chlorination zone to produce a reaction mixture containing the chlorinated alkane, wherein the chlorine supplied into the chlorination zone has an oxygen content of less than about 2000 ppmv and wherein: the chlorination zone is closed to the atmosphere, and/or the chlorination zone is operated under atmospheric or superatmospheric pressure, and/or the chlorination zone is operated under an inert atmosphere, and/or the content of dissolved oxygen in the alkene or alkane feedstock is less than 2000 ppm.
PROCESS FOR PRODUCING A CHLORINATED ALKANE
A process for producing a chlorinated alkane in which an alkene or an alkane feedstock is contacted with chlorine in a chlorination zone to produce a reaction mixture containing the chlorinated alkane, wherein the chlorine supplied into the chlorination zone has an oxygen content of less than about 2000 ppmv and wherein: the chlorination zone is closed to the atmosphere, and/or the chlorination zone is operated under atmospheric or superatmospheric pressure, and/or the chlorination zone is operated under an inert atmosphere, and/or the content of dissolved oxygen in the alkene or alkane feedstock is less than 2000 ppm.