Lithium salts of pentafluorphenyl amide anions, production and use of same

Pentafluorophenylamido anion (I) comprising a lithium salt, is new. Pentafluorophenylamido anion comprising a lithium salt, of formula (I), is new. R : F, optionally branched, optionally cyclic 1-20C alkyl, which are fluorinated, partially fluorinated or completely fluorinated, non-fluorinated, partially fluorinated or completely fluorinated up to 20C aryl or benzyl. An independent claim is also included for producing (I). [Image].