Patent classifications
C07C69/96
Organic carbonate production process
The present invention relates to a process for preparing an organic carbonate, comprising contacting carbon dioxide with an alcohol in the presence of water and a catalyst in a reaction zone resulting in the production of the organic carbonate, wherein the organic carbonate is continuously removed from the reaction zone.
Organic carbonate production process
The present invention relates to a process for preparing an organic carbonate, comprising contacting carbon dioxide with an alcohol in the presence of water and a catalyst in a reaction zone resulting in the production of the organic carbonate, wherein the organic carbonate is continuously removed from the reaction zone.
COMPOUND, POLYMER, COMPOSITION, COMPOSITION FOR FILM FORMATION, PATTERN FORMATION METHOD, INSULATING FILM FORMATION METHOD, AND METHOD FOR PRODUCING COMPOUND
Provided is a compound, a polymer, a composition, a composition for film formation, a pattern formation method, an insulating film formation method, and a method for producing a compound, by which a resist having excellent exposure sensitivity can be obtained.
A compound represented by the following formula (1):
##STR00001##
wherein R.sup.A is a hydrogen atom, a methyl group, or a trifluoromethyl group; R.sup.X is OR.sup.B or a hydrogen atom; R.sup.B is a substituted or unsubstituted alkyl group having 1 to 30 carbon atoms; and P is a hydroxy group, an alkoxy group, an ester group, an acetal group, a carboxyalkoxy group, a carbonate ester group, a nitro group, an amino group, a carboxyl group, a thiol group, an ether group, a thioether group, a phosphine group, a phosphone group, a urethane group, a urea group, an amide group, an imide group, or a phosphate group.
COMPOUND, POLYMER, COMPOSITION, COMPOSITION FOR FILM FORMATION, PATTERN FORMATION METHOD, INSULATING FILM FORMATION METHOD, AND METHOD FOR PRODUCING COMPOUND
Provided is a compound, a polymer, a composition, a composition for film formation, a pattern formation method, an insulating film formation method, and a method for producing a compound, by which a resist having excellent exposure sensitivity can be obtained.
A compound represented by the following formula (1):
##STR00001##
wherein R.sup.A is a hydrogen atom, a methyl group, or a trifluoromethyl group; R.sup.X is OR.sup.B or a hydrogen atom; R.sup.B is a substituted or unsubstituted alkyl group having 1 to 30 carbon atoms; and P is a hydroxy group, an alkoxy group, an ester group, an acetal group, a carboxyalkoxy group, a carbonate ester group, a nitro group, an amino group, a carboxyl group, a thiol group, an ether group, a thioether group, a phosphine group, a phosphone group, a urethane group, a urea group, an amide group, an imide group, or a phosphate group.
GAMMA-HYDROXYBUTYRATE DELIVERING COMPOUNDS AND PROCESSES FOR MAKING AND USING THEM
Disclosed are compounds comprising chemically modified gamma-hydroxybutyrate (GHB), 2-hydroxytetrahydrofuran, and/or 1,4-butanediol, and salts of such compounds (GHB delivering compounds and salts thereof). Also disclosed are compositions comprising at least one GHB delivering compound, or a salt thereof, methods of making such compounds, and methods of using such GHB delivering compounds and compositions.
GAMMA-HYDROXYBUTYRATE DELIVERING COMPOUNDS AND PROCESSES FOR MAKING AND USING THEM
Disclosed are compounds comprising chemically modified gamma-hydroxybutyrate (GHB), 2-hydroxytetrahydrofuran, and/or 1,4-butanediol, and salts of such compounds (GHB delivering compounds and salts thereof). Also disclosed are compositions comprising at least one GHB delivering compound, or a salt thereof, methods of making such compounds, and methods of using such GHB delivering compounds and compositions.
Treprostinil derivatives and compositions and uses thereof
The present disclosure provides treprostinil derivatives that can act as prodrugs of treprostinil. The treprostinil derivatives can be used to treat any conditions responsive to treatment with treprostinil, including pulmonary hypertension, such as pulmonary arterial hypertension.
Treprostinil derivatives and compositions and uses thereof
The present disclosure provides treprostinil derivatives that can act as prodrugs of treprostinil. The treprostinil derivatives can be used to treat any conditions responsive to treatment with treprostinil, including pulmonary hypertension, such as pulmonary arterial hypertension.
METHOD FOR PRODUCING ASYMMETRIC LINEAR CARBONATE
The present specification relates to a method for preparing an asymmetric linear carbonate.
METHOD FOR PRODUCING ASYMMETRIC LINEAR CARBONATE
The present specification relates to a method for preparing an asymmetric linear carbonate.