公开(公告)号：US20180037558A1

公开(公告)日：2018-02-08

申请号：US15549409

申请日：2016-02-05

Applicant: BASF SE

Inventor： Nicole HOLUB ,  Juergen HERBEL

IPC: C07D295/088 ,  C07F5/02 ,  C07C303/32

CPC classification number: C07D295/088 ,  C07C303/32 ,  C07F5/022 ,  C07F5/04

Abstract: The present invention relates to the preparation of sulfur containing ammonium and phosphonium borates KA wherein K is a compound of formula (I) A is an anion of formulae (IIa) or (IIb) by bringing into contact ammonium borates with sulfur containing ammonium or phosphonium halides or sulfonates

公开(公告)号：US20240217931A1

公开(公告)日：2024-07-04

申请号：US18285871

申请日：2022-03-28

Applicant: BASF SE

Inventor： Harald WINSEL ,  Alexander Michael HAYDL ,  Peter OECHSLE ,  Joaquim Henrique TELES ,  Juergen HERBEL ,  Rainer KLOPSCH

IPC: C07D211/58 ,  C07D211/94 ,  H01M8/08 ,  H01M8/18

CPC classification number: C07D211/58 ,  C07D211/94 ,  H01M8/08 ,  H01M8/188 ,  H01M2300/0002

Abstract: The present invention relates to a solution comprising water, N,N,N, 2,2,6, 6-heptamethyl-4-piperidinaminium chloride of formula (II) and low amounts of N,N,N, 2,2,6,6-hexamethyl-4-piperidinamine of formula (I), byproducts and, N,N,1,2,2,6,6,octamethyl-4-piperidinaminium chloride of formula (III), a process for the production of this solution and the use of this solution for the production of an aqueous mixture comprising inter alia the corresponding TEMPO-derivates of formula (IV), (V) and (VI) wherein this aqueous mixture can be used as electrolyte in one chamber of a redox-flow cell for storing electrical energy.