Electrolyte solution and method for producing sulfate salt
A method for producing a compound of formula (1) R 11 X 11 —SO 3 M 11 , which includes reacting a compound of formula (3) R 31 O—SO 2 —OR 32 and a metal alkoxide, wherein R 11 , X 11 and M 11 are as defined herein.
1 . A method for producing a compound represented by the following formula (1), comprising:
reacting a compound represented by the following formula (3) and a lithium alkoxide,
the formula (1) being R 11 X 11 —SO 3 M 11
wherein R 11 is a C1-C6 linear or branched alkyl group, a C2-C6 linear or branched alkenyl group, a C2-C6 linear or branched alkynyl group, a C3-C6 cycloalkyl group, a C3-C6 cycloalkenyl group, or a C3-C6 alkylsilyl group, the alkyl group, the cycloalkyl group, and the alkylsilyl group may have a halogen atom which substitutes for a hydrogen atom bonding to a carbon atom, may have a cyclic structure, and may have an ether bond or a thioether bond; X 11 is O; and M 11 is Li, and
the formula (3) being R 31 O—SO 2 —OR 32
wherein R 31 and R 32 may be the same as or different from each other, and are individually a C1-C6 linear or branched alkyl group, a C2-C6 linear or branched alkenyl group, a C2-C6 linear or branched alkynyl group, a C3-C6 cycloalkyl group, a C3-C6 cycloalkenyl group, or a C3-C6 alkylsilyl group, the alkyl group, the cycloalkyl group, and the alkylsilyl group may have a halogen atom which substitutes for a hydrogen atom bonding to a carbon atom, may have a cyclic structure, and may have an ether bond or a thioether bond.
2 . The production method according to claim 1 ,
wherein, in the formula (1), R 11 is a C1-C6 linear or branched alkyl group or a C3-C6 cycloalkyl group.
3 . The production method according to claim 1 ,
wherein, in the formula (3), R 31 and R 32 may be the same as or different from each other, and are individually a C1-C6 linear or branched alkyl group or a C3-C6 cycloalkyl group.
4 . The production method according to claim 1 ,
wherein the lithium alkoxide is at least one selected from the group consisting of lithium methoxide and lithium ethoxide.
5 . The production method according to claim 1 , further comprising reacting an alcohol with lithium metal to provide the lithium alkoxide.
6 . The production method according to claim 1 ,
wherein the reaction comprises adding 0.7 to 1.5 mol of the lithium alkoxide relative to 1 mol of the compound represented by the formula (3).