Patent ID: 8288040

Claim:
An organic electrolyte solvent comprising: a compound of the formula: R 1 â€”COâ€”NR 2 â€”OR 3 wherein R 1 is selected from alkyls, alkenyls, alkynyls, aryls and substituted fluorine derivatives that are partially or fully fluorinated of the alkyls, alkenyls, alkynyls and aryls of R 1 ; R 2 is selected from alkyls, alkenyls, alkynyls, aryls and substituted fluorine derivatives of the alkyls, alkenyls, alkynyls and aryls of R 2 ; R 3 is selected from alkyls, alkenyls, alkynyls, aryls and substituted fluorine derivatives of the alkyls, alkenyls, alkynyls and aryls of R 3 wherein when R 1 , R 2 , or R 3 is an alkyl, the alkyl has from 1 to 5 carbons and wherein the electrolyte solvent is stable at voltages of greater than 4.0 volts.