The present invention discloses a gas-liquid bubbling bed reactor, comprising a liquid distributor, a gas distributor located below the liquid distributor, a catalyst bed layer and a catalyst support plate, and an optional interception screen, wherein the top of the reactor is provided with a gas outlet, the reactor is provided with a feed inlet connected to the liquid distributor, a gas inlet connected to the gas distributor, the bottom is provided with a discharge outlet. The present invention further provides a reaction system, which comprises the gas-liquid bubbling bed reactor as the main reactor and a sub-reactor. Through the system and the process of the present invention, the problems of the low conversion rate, the gas binding of the circulating pump, the unstable operation, the low yield of electronic-grade products, and the like in the carbonate synthesis process are solved purposedly targetedly, and the present invention can be applied to related industrial production.

A fragrance composition containing a compound represented by Formula (1) as an active ingredient:

##STR00001## where in Formula (1), R.sup.1 represents a linear, branched, or cyclic alkyl group having from 1 to 4 carbon(s); and R.sup.2 represents a linear, branched, or cyclic alkyl group having from 1 to 6 carbon(s).

A fragrance composition containing a compound represented by Formula (1) as an active ingredient:

##STR00001## where in Formula (1), R.sup.1 represents a linear, branched, or cyclic alkyl group having from 1 to 4 carbon(s); and R.sup.2 represents a linear, branched, or cyclic alkyl group having from 1 to 6 carbon(s).

The disclosure relates to the use of fluorinated ethers such as 1,1,1,3,3,3-hexafluoro-2-methoxypropane (HFMOP) as a reaction solvent to prepare fluorinated dialkyl carbonate and sulfite compounds useful in batteries, and to electrolytes containing fluorinated compounds for use in batteries containing high Ni cathodes and silicon containing anodes.

The disclosure relates to the use of fluorinated ethers such as 1,1,1,3,3,3-hexafluoro-2-methoxypropane (HFMOP) as a reaction solvent to prepare fluorinated dialkyl carbonate and sulfite compounds useful in batteries, and to electrolytes containing fluorinated compounds for use in batteries containing high Ni cathodes and silicon containing anodes.

This disclosure relates generally to cannabinoid derivatives, pharmaceutical compositions comprising them, and methods of using the cannabinoid derivatives.

This disclosure relates generally to cannabinoid derivatives, pharmaceutical compositions comprising them, and methods of using the cannabinoid derivatives.

An electrolyte solution including a solvent, the solvent containing a compound (1a) represented by the following formula (1a); and

##STR00001##

a compound (2) represented by the following formula (2):

##STR00002##

wherein R.sup.e is a C1-C5 linear or branched alkyl group optionally containing an ether bond; R.sup.f is a C1-C5 linear or branched alkyl group optionally containing an ether bond; and at least one of R.sup.e or R.sup.f contains a fluorine atom. Also disclosed is an electrochemical device including the electrolyte solution, a lithium-ion secondary battery including the electrolyte solution, and a module including the electrochemical device or the lithium-ion secondary battery.

An electrolyte solution including a solvent, the solvent containing a compound (1a) represented by the following formula (1a); and

##STR00001##

a compound (2) represented by the following formula (2):

##STR00002##

wherein R.sup.e is a C1-C5 linear or branched alkyl group optionally containing an ether bond; R.sup.f is a C1-C5 linear or branched alkyl group optionally containing an ether bond; and at least one of R.sup.e or R.sup.f contains a fluorine atom. Also disclosed is an electrochemical device including the electrolyte solution, a lithium-ion secondary battery including the electrolyte solution, and a module including the electrochemical device or the lithium-ion secondary battery.

An electrolyte solution containing a solvent. The solvent contains a compound (1) represented by the following formula (1), wherein R.sup.a, R.sup.b, R.sup.c, and R.sup.d are the same as or different from each other, and are each —H, —F, —CH.sub.3, or —CF.sub.3; at least one of R.sup.a, R.sup.b, R.sup.c, or R.sup.d is —F or —CF.sub.3; and at least one of R.sup.a, R.sup.b, R.sup.c, or R.sup.d is —CH.sub.3, and a compound (2) represented by the following formula (2), wherein R.sup.e is a C1-C5 linear or branched alkyl or alkoxy group optionally containing an ether bond; R.sup.f is a C1-C5 linear or branched alkyl group optionally containing an ether bond; and at least one of R.sup.e or R.sup.f contains a fluorine atom. Also disclosed is an electrochemical device including the electrolyte solution, a lithium-ion secondary battery including the electrolyte solution and a module including the electrochemical device. ##STR00001##