Patent classifications
C07C69/533
Methods of fractionating metathesized triacylglycerol polyols and uses thereof
Metathesized triacylglycerol polyols, fractionated polyol variants thereof, and their related physical and thermal properties are disclosed.
Methods of fractionating metathesized triacylglycerol polyols and uses thereof
Metathesized triacylglycerol polyols, fractionated polyol variants thereof, and their related physical and thermal properties are disclosed.
FRAGRANCES FROM THE ESTERS OF FATTY ACIDS
The invention relates to the generation of compounds, e.g., fragrance molecules with desirable olfactory properties that can be derived from readily available fatty acids.
FRAGRANCES FROM THE ESTERS OF FATTY ACIDS
The invention relates to the generation of compounds, e.g., fragrance molecules with desirable olfactory properties that can be derived from readily available fatty acids.
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and condensed polycyclic aromatic compound
Provided are an electrophotographic photosensitive member which satisfies wear resistance and electrical characteristics, and in which image deletion is satisfactorily suppressed, and a process cartridge and an electrophotographic apparatus each including the electrophotographic photosensitive member. The electrophotographic photosensitive member comprises a surface layer which includes a polymerized product of a hole transporting substance having a reactive functional group, in which a structure other than the reactive functional group of the hole transporting substance is one of: a structure consisting of a carbon atom and a hydrogen atom; and a structure consisting of a carbon atom, a hydrogen atom and an oxygen atom, and the structure other than the reactive functional group of the hole transporting substance comprises a specific conjugate structure.
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and condensed polycyclic aromatic compound
Provided are an electrophotographic photosensitive member which satisfies wear resistance and electrical characteristics, and in which image deletion is satisfactorily suppressed, and a process cartridge and an electrophotographic apparatus each including the electrophotographic photosensitive member. The electrophotographic photosensitive member comprises a surface layer which includes a polymerized product of a hole transporting substance having a reactive functional group, in which a structure other than the reactive functional group of the hole transporting substance is one of: a structure consisting of a carbon atom and a hydrogen atom; and a structure consisting of a carbon atom, a hydrogen atom and an oxygen atom, and the structure other than the reactive functional group of the hole transporting substance comprises a specific conjugate structure.
Method for producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate
Provided is a method for industrially producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate, which is, for example, a sex pheromone substance of vine mealybug. More specifically, there is provided a method for producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate, comprising a step of transesterifying 2-isopropenyl-5-methyl-4-hexen-1-ol represented by Formula (1) with alkyl senecioate represented by General Formula (2) in the presence of a catalyst, while distilling off an alcohol represented by General Formula (4) formed as a by-product, to obtain 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate represented by Formula (3). ##STR00001##
Method for producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate
Provided is a method for industrially producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate, which is, for example, a sex pheromone substance of vine mealybug. More specifically, there is provided a method for producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate, comprising a step of transesterifying 2-isopropenyl-5-methyl-4-hexen-1-ol represented by Formula (1) with alkyl senecioate represented by General Formula (2) in the presence of a catalyst, while distilling off an alcohol represented by General Formula (4) formed as a by-product, to obtain 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate represented by Formula (3). ##STR00001##
7-METHYL-3-METHYLENE-7-OCTENAL ACETAL COMPOUND AND METHODS FOR PRODUCING ALDEHYDE COMPOUND AND ESTER COMPOUND USING THE SAME
There are provided methods of efficiently producing compounds that are, for example, sex pheromones of San Jose Scale. For example, there is provided a method for producing a 7-methyl-3-methylene-7-octenyl carboxylate compound (1), the method including the step of coupling a nucleophilic reagent expressed as a 3-methyl-3-butenyl M of General Formula (8):
##STR00001##
wherein M is a cationic moiety, with an acetal compound of General Formula (9):
##STR00002##
wherein R.sup.1 and R.sup.2, which may be the same or different, are each an alkyl group having 1 to 6 carbon atoms, or are bonded to each other to form a divalent alkylene group having 2 to 12 carbon atoms, and X is a leaving group, to obtain the 7-methyl-3-methylene-7-octenal acetal compound.
7-METHYL-3-METHYLENE-7-OCTENAL ACETAL COMPOUND AND METHODS FOR PRODUCING ALDEHYDE COMPOUND AND ESTER COMPOUND USING THE SAME
There are provided methods of efficiently producing compounds that are, for example, sex pheromones of San Jose Scale. For example, there is provided a method for producing a 7-methyl-3-methylene-7-octenyl carboxylate compound (1), the method including the step of coupling a nucleophilic reagent expressed as a 3-methyl-3-butenyl M of General Formula (8):
##STR00001##
wherein M is a cationic moiety, with an acetal compound of General Formula (9):
##STR00002##
wherein R.sup.1 and R.sup.2, which may be the same or different, are each an alkyl group having 1 to 6 carbon atoms, or are bonded to each other to form a divalent alkylene group having 2 to 12 carbon atoms, and X is a leaving group, to obtain the 7-methyl-3-methylene-7-octenal acetal compound.